Image for illustration only; it does not show the actual part or its packaging.
Ski-Doo OEM Part 420120303 Long Block 1203
- Product Code: 420120303
$5,769.99
- Genuine Ski-Doo OEM part
- New in original packaging
- Fits the models listed in the fitment chart
- Easy, no-hassle returns
This product is vehicle specific.
Find your vehicle to make sure this part fits before you order.
Ships in 4 to 9 days
Genuine Ski-Doo OEM Long Block 1203 (part number 420120303) from the Engine Block diagram. It fits Ski-Doo models built from 2009 to 2019.
See the Fitment tab for the full list with model codes.
Need Help Finding the Right Part?
Not sure it fits? Ask before you order — our team will check the part for your machine.
For a faster answer, include:
Year, make and model of your machine- VIN or frame / serial number
- OEM part number or a photo of the old part
Email Us
(630) 886-1221Find your ride
Check your current ride below to confirm product compatibility.
Ski-Doo
2011
2010
- Ski-Doo EXPEDITION LE-SE 1200 4-TEC, 2019 Crankcase - 1200 iTC 4-TEC
- Ski-Doo EXPEDITION LE/SE 1200 4-TEC, 2018 Crankcase - 1200 iTC 4-TEC
- Ski-Doo GRAND TOURING - 4-STROKE, 2017 Crankcase - 1200 iTC 4-TEC
- Ski-Doo EXPEDITION - LE-SE 4-STROKE, 2016 Crankcase - 1200 iTC 4-TEC
- Ski-Doo Grand Touring LE 1200 XR137, 2015 Engine Block _01R1526
- Ski-Doo EXPEDITION LE 1200 XU, 2014 Engine And Engine Support
- Ski-Doo EXPEDITION LE 1200 XU, 2014 Engine Block
- Ski-Doo GRAND TOURING LE 12004TEC XR, 2014 Engine Block
- Ski-Doo GRAND TOURING LE & SE 1200 XR, 2013 Engine Block
- Ski-Doo Grand Touring LE & SE 1200 XR, 2012 Engine Block
- Ski-Doo Expedition LE 1200 XU, 2011 Engine And Engine Support
- Ski-Doo Expedition LE 1200 XU, 2011 Engine Block
- Ski-Doo Grand Touring LE & SE 1200 XR, 2011 Engine
- Ski-Doo GSX LE & SE 1200 XR, 2011 Engine
- Ski-Doo MXZ X & TNT 1200 XR, 2011 Engine TNT
- Ski-Doo MXZ X & TNT 1200 XR, 2011 Engine X
- Ski-Doo Renegade X & Adrenaline 1200 XR, 2011 Engine Adrenaline
- Ski-Doo Renegade X & Adrenaline 1200 XR, 2011 Engine X
- Ski-Doo Grand-Touring LE 1200, 2010 Engine 1200
- Ski-Doo Grand-Touring LE 1200, 2010 Engine Block
- Ski-Doo GSX LE 1200, 2010 Engine
- Ski-Doo MX Z Adrenaline 1200, 2010 Engine ADRENALINE
- Ski-Doo MX Z TNT 1200, 2010 Engine TNT
- Ski-Doo MX Z X 1200, 2010 Engine X
- Ski-Doo Renegade Adrenaline 1200, 2010 Engine ADRENALINE
- Ski-Doo Renegade X 1200, 2010 Engine X
- Ski-Doo GSX Limited 1200 4-TEC, 2009 Engine
- Ski-Doo GSX Limited 1200 4-TEC, 2009 Engine Block
- Ski-Doo GTX LE 1200 4-TEC, 2009 Engine 1200
- Ski-Doo GTX SE 1200 4-TEC, 2009 Engine
- Ski-Doo MX Z Renegade 1200 4-TEC, 2009 Engine RENEGADE
- Ski-Doo MX Z Renegade X 1200 4-TEC, 2009 Engine RENEGADE X
- Ski-Doo MX Z TNT 1200 4-TEC, 2009 Engine MXZ TNT
- Ski-Doo MX Z X 1200 4-TEC, 2009 Engine MXZ X
Part Details
| Brand | Ski-Doo |
| Sku | 420120303 |
| Name | Long Block 1203 |
Free Shipping on Orders Over $99
Free ground shipping on US orders over $99, with tracking. Delivery time is shown before you pay, so you know when it arrives.
Support From People Who Ride
Not sure about size or fit? Ask us before you order. Our team rides too and will help you pick what suits your bike.
Genuine OEM & Trusted Brands
OEM parts for Honda, Yamaha, Kawasaki, Can-Am, Polaris and more, plus gear from makers riders trust. No no-name imports.
Parts That Fit Your Machine
Enter your machine’s type, year, make and model, and we’ll show only the parts and gear that fit it.