Engine Rebuild Kit
ENGINE REBUILD KIT POL
Item: 19-EK5805B1
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5805B1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806B1
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5806B1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806B
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5806B
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5805A1
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5805A1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806C
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5806C
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806A
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5806A
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806A1
Brand : PROX
Your Price: $1,099.95

ENGINE REBUILD KIT POL
19-EK5806A1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5805B
Brand : PROX
Your Price: $1,099.95
The product is out of stock
ENGINE REBUILD KIT POL
19-EK5805B
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5805C1
Brand : PROX
Your Price: $1,099.95
The product is out of stock
ENGINE REBUILD KIT POL
19-EK5805C1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-EK5806C1
Brand : PROX
Your Price: $1,099.95
The product is out of stock
ENGINE REBUILD KIT POL
19-EK5806C1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-5806C1
Brand : PROX
Your Price: $999.95
The product is out of stock
ENGINE REBUILD KIT POL
19-5806C1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
Product fitment
Polaris
2011
Ranger 800 4x4
Ranger 800 6X6
Ranger Crew 800 4x4
Ranger Crew 800 4x4 EPS
Sportsman 800 EFI
Sportsman Big Boss 6X6 800
2012
Ranger 800 6X6
Ranger Crew 800 4x4
Ranger Crew 800 4x4 EPS
Sportsman 800 EFI
Sportsman Big Boss 6X6 800
2013
Ranger 800 4x4
Ranger 800 4x4 EPS
Ranger 800 4x4 [Midsize]
Ranger 800 6X6
Ranger Crew 800 4x4
Ranger Crew 800 4x4 EPS
Sportsman 800 EFI
Sportsman Big Boss 6X6 800
2014
Ranger 800 4x4
Ranger 800 4x4 EPS
Ranger 800 4x4 EPS [Midsize]
Ranger 800 4x4 [Midsize]
Ranger 800 6X6
Ranger Crew 800 4x4
Ranger Crew 800 4x4 EPS
Sportsman 800 EFI
Sportsman Big Boss 6X6 800
2015
Ranger 800 6X6
2016
Ranger 800 6X6
ENGINE REBUILD KIT POL
Item: 19-EK5805A
Brand : PROX
Your Price: $1,143.72
The product is out of stock
ENGINE REBUILD KIT POL
19-EK5805A
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
ENGINE REBUILD KIT POL
Item: 19-5805B1
Brand : PROX
Your Price: $999.95
The product is out of stock
ENGINE REBUILD KIT POL
19-5805B1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
Product fitment
Polaris
2011
RZR 4 800
RZR 4 800 EPS
RZR 800 S
2012
RZR 4 800
RZR 4 800 EPS
RZR 800 S
2013
RZR 4 800
RZR 4 800 EPS
RZR 800 S
RZR 800 S EPS
2014
RZR 4 800 EPS
RZR 800 S
RZR 800 S EPS
ENGINE REBUILD KIT POL
Item: 19-5805A1
Brand : PROX
Your Price: $999.95
The product is out of stock
ENGINE REBUILD KIT POL
19-5805A1
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
Product fitment
Polaris
2011
RZR 4 800
RZR 4 800 EPS
RZR 800 S
2012
RZR 4 800
RZR 4 800 EPS
RZR 800 S
2013
RZR 4 800
RZR 4 800 EPS
RZR 800 S
RZR 800 S EPS
2014
RZR 4 800 EPS
RZR 800 S
RZR 800 S EPS
ENGINE REBUILD KIT POL
Item: 19-5805C
Brand : PROX
Your Price: $999.95
The product is out of stock
ENGINE REBUILD KIT POL
19-5805C
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
Product fitment
Polaris
2008
Sportsman 800 EFI
2009
Sportsman 800 EFI
ENGINE REBUILD KIT POL
Item: 19-5805A
Brand : PROX
Your Price: $999.95
The product is out of stock
ENGINE REBUILD KIT POL
19-5805A
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes
Product fitment
Polaris
2008
Sportsman 800 EFI
2009
Sportsman 800 EFI
ENGINE REBUILD KIT POL
Item: 19-EK5805C
Brand : PROX
Your Price: $1,143.72
The product is out of stock
ENGINE REBUILD KIT POL
19-EK5805C
Weight: 23.2 lbs
Package Dimensions: 19 x 11 x 7.8
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components, and a complete engine gasket kit
- Available in A/B/C graded bore sizes
- All components were developed through extensive research and development on ProX’s in-house engine dyno
- Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness
- Connecting rods feature proprietary design done in-house, and are forged, heat-treated, and shot-peened for ultimate tensile strength and reduced stress risers
- Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance
- Pistons are cast from OEM-grade alloy and feature MOS2 skirt coating and hard- anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance
- Includes Japanese-sourced, Koyo main bearings along with OEM quality seals and complete gasket kit to ensure a reliable engine rebuild
- More applications covered in fewer part numbers with versatile gasket kits and compression ratios
- Available in A/B/C graded bore sizes