Snowmobile Engine
Snowmobile Engine Parts & Components at JJ Motorsports
Revamp your snowmobile engine with premium parts from JJ Motorsports. Our inventory features complete gasket sets, top-end kits, pistons, and seals using high-tech materials for superior reliability and performance in extreme cold. Compatible with engines from Sachs, JLO, Hirth, and more, these components ensure leak-free operation, better compression, and longevity for Ski-Doo, Polaris, Arctic Cat, and Yamaha models during trail rides or racing.
Shop trusted brands like Winderosa for gasket sets and Maxima Racing Oils for lubricants. Explore related categories such as snowmobile air and fuel systems for tuning or snowmobile drivetrain for full powertrain upgrades.
Top Snowmobile Engine Products
- WINDEROSA Complete Gasket Set 711063 – High-tech materials for reliable sealing.
- WINDEROSA Complete Gasket Set 711063C – Enhanced for performance engines.
- WINDEROSA Complete Gasket Set 711063D – Durable for extreme conditions.
- WINDEROSA Complete Gasket Set 711109A – Comprehensive top-end rebuild kit.
- WINDEROSA Complete Gasket Set 711020 – Affordable and reliable option.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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LA Sleeve Cylinder Sleeve for Ski-Doo GSX 600 2004-2005 FL1276
LA SLEEVE
$160.95Cylinder wear is one of the fastest ways to lose compression, power, and reliability in your 2-stroke engine. The LA Sleeve FL1276 is a precision-engineered replacement sleeve designed specifically for Ski-Doo GSX 600 models (2004-2005), restoring your...09310310- SKU:
- 09310310
- Availability:
- Ships Same Business Day
- Weight:
- 1.29 LBS
- BORE SIZE METRIC:
- 72.00 MM
- PRODUCT NAME:
- CYLINDER SLEEVE
- UNITS:
- EACH
- COLOR/FINISH:
- ALUMINUM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- RIDING STYLE:
- SNOW
- TYPE:
- AC
$160.95 -
L.A. Sleeve Cylinder Sleeve for Arctic Cat 800 Twin Liquid 2007-2009 FL1298
LA SLEEVE
$163.95If your Arctic Cat 800 Twin Liquid is losing compression or showing signs of cylinder wear, a quality cylinder sleeve is your most cost-effective path to restoring original power and engine longevity. The L.A. Sleeve FL1298 is precision-engineered to fit...09310531- SKU:
- 09310531
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- BORE SIZE METRIC:
- 85.00 MM
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- CYLINDER SLEEVE
$163.95 -
L.A. Sleeve Cylinder Sleeve for 2002-2006 Polaris 600 Models 77.25mm FL1289
LA SLEEVE
$160.95When your 2002-2006 Polaris 600's cylinder walls wear beyond factory tolerances, compression losses and power degradation follow. The L.A. Sleeve FL1289 restores your engine to like-new performance by providing a precision-fitted replacement sleeve that...09310532- SKU:
- 09310532
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER SLEEVE
- BORE SIZE METRIC:
- 77.25 MM
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- SNOW
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
$160.95 -
ITEK Aluminum Starter Handle - Silver 333605
ITEK
$43.99A quality starter handle transforms pull-cord engagement from frustrating to reliable—especially when you need consistent starts under race conditions or heavy load demands. The ITEK Aluminum Starter Handle eliminates the flex and wear associated with...09360041- SKU:
- 09360041
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- HANDLE
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- SILVER
- BASE COLOR:
- SILVER
- MATERIAL:
- 6061 ALUMINUM
- TYPE:
- PULL START
- UNITS:
- EACH
$43.99Qty in Cart: 0Quantity:Price:$43.99Subtotal: -
ITEK Aluminum Starter Handle - Orange 330060
ITEK
$43.99A reliable starter handle is critical for consistent engine ignition, especially in high-performance or racing applications where dependability can't be compromised. The ITEK Aluminum Starter Handle delivers durability and smooth operation through...09360043- SKU:
- 09360043
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- ORANGE
- PRODUCT NAME:
- HANDLE
- TYPE:
- PULL START
- UNITS:
- EACH
- BASE COLOR:
- ORANGE
- MATERIAL:
- 6061 ALUMINUM
- RIDING STYLE:
- SNOW
$43.99Qty in Cart: 0Quantity:Price:$43.99Subtotal: -
ITEK Aluminum Starter Handle - Turquoise 333599
ITEK
$43.99A manual starter handle takes real abuse—repeated yanking, weather exposure, and constant friction wear down inferior materials fast. The ITEK Aluminum Starter Handle replaces that weak stock setup with a precision-engineered billet component that won't...09360044- SKU:
- 09360044
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BASE COLOR:
- GREEN
- COLOR/FINISH:
- TURQUOISE
- PRODUCT NAME:
- HANDLE
- TYPE:
- PULL START
- UNITS:
- EACH
- MATERIAL:
- 6061 ALUMINUM
- RIDING STYLE:
- SNOW
- BASE COLOR:
- BLUE
$43.99Qty in Cart: 0Quantity:Price:$43.99Subtotal: -
ITEK Aluminum Starter Handle - Silver 333592
ITEK
$73.99A manual starter handle endures some of the harshest abuse in your engine bay—jarring vibrations, inconsistent pulling angles, and repetitive stress that wears out inferior designs quickly. The ITEK Aluminum Starter Handle eliminates the unpredictable...09360047- SKU:
- 09360047
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- HANDLE
- RIDING STYLE:
- SNOW
- BASE COLOR:
- SILVER
- MATERIAL:
- 6061 ALUMINUM
- TYPE:
- PULL START
- UNITS:
- EACH
$73.99Qty in Cart: 0Quantity:Price:$73.99Subtotal: -
FETT BROTHERS Offset Timing Key - Arctic Cat CTW020
FETT BROTHERS
$31.99If you're running a stock or modified Arctic Cat CTW020 engine and leaving performance on the table, an offset timing key is one of the simplest bolt-on modifications to unlock measurable gains. By advancing ignition timing, you'll see increased...CTW020- SKU:
- CTW020
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- KEY
- RIDING STYLE:
- SNOW
- TYPE:
- OFFSET TIMING
- DEGREES OFFSET:
- 2,5°
- DEGREES OFFSET IMPERIAL:
- 2.5°
- UNITS:
- EACH
$31.99 -
FETT BROTHERS Offset Timing Key - Polaris PLW020
FETT BROTHERS
$31.99If you're running a Polaris with a fixed stator plate and looking for straightforward power gains without complex engine modifications, the FETT BROTHERS Offset Timing Key delivers measurable results. By advancing ignition timing, this bolt-on solution...09220076- SKU:
- 09220076
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- KEY
- TYPE:
- OFFSET TIMING
- RIDING STYLE:
- SNOW
- UNITS:
- EACH
- DEGREES OFFSET:
- 2,5°
- DEGREES OFFSET IMPERIAL:
- 2.5°
$31.99Qty in Cart: 0Quantity:Price:$31.99Subtotal: -
HOT RODS Crankshaft 4403
HOT RODS
$1,104.95If you're serious about maximizing displacement and torque on your ATV, a long-stroke crankshaft is one of the most effective modifications you can make—and the HOT RODS 4403 delivers the engineering to back it up. This complete assembly arrives...09210475- SKU:
- 09210475
- Availability:
- Ships Same Business Day
- Weight:
- 26.05 LBS
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 2-CYCLE
- RIDING STYLE:
- SNOW
- TYPE:
- OEM STROKE
- COLOR/FINISH:
- STEEL
- MATERIAL:
- 4140 STEEL
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- ASSEMBLY
- DISPLACEMENT:
- 800 CC
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
$1,104.95 -
Bikeman Performance Cylinder Head Kit 2018-2020 Polaris 800 Rush PRO-S 04-315-L
BIKEMAN PERFORMANCE
$449.95The stock cylinder head on your 2018-2020 Polaris 800 Rush PRO-S limits both cooling efficiency and power output. The Bikeman Performance Cylinder Head Kit addresses these constraints with precision engineering that lowers operating temperatures while...09300171- SKU:
- 09300171
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- PRODUCT NAME:
- CYLINDER HEAD KIT
- RIDING STYLE:
- SNOW
- TYPE:
- LOW ALTITUDE
- UNITS:
- KIT
$449.95Qty in Cart: 0Quantity:Price:$449.95Subtotal: -
Bikeman Performance Cylinder Head Kit 2015-2017 Polaris 800 SwitchBack Assault 144 04-316-H-RMK
BIKEMAN PERFORMANCE
$550.00The Bikeman Performance Cylinder Head Kit is engineered to address the thermal and performance limitations of the stock 800cc engine in your Polaris SwitchBack Assault. By increasing cooling capacity and optimizing combustion efficiency, this kit...09300172- SKU:
- 09300172
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
- PRODUCT NAME:
- CYLINDER HEAD KIT
- UNITS:
- KIT
- TYPE:
- HIGH ALTITUDE
- RIDING STYLE:
- SNOW
$550.00Qty in Cart: 0Quantity:Price:$550.00Subtotal: -
Hot Cams Exhaust Camshaft for Yamaha WR450F 2003-2015 4044-1E
HOT CAMS
$310.95If you're serious about extracting maximum performance from your WR450F, the Hot Cams Exhaust Camshaft 4044-1E is a foundational upgrade that directly impacts power delivery and throttle response. This Stage 1/Stage 2 cam delivers measurable torque gains...09250062- SKU:
- 09250062
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- EXHAUST DURATION IMPERIAL:
- 265°
- EXHAUST LIFT METRIC:
- 8.67 MM
- TYPE:
- STAGE 1
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$310.95 -
On Sale
Wiseco Wrist Pin 20mm x 55.5mm Arctic Cat Thundercat 900 1993-1997 S423
WISECO
MSRP: $22.99Now: $20.00Was: $22.99The Wiseco S423 wrist pin is engineered to handle the extreme demands of high-rpm Arctic Cat Thundercat 900 engines, delivering reliable performance across racing and performance-driven applications. By minimizing thermal expansion, this precision...S423- SKU:
- S423
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- OUTSIDE DIAMETER METRIC:
- 20.00 MM
- RIDING STYLE:
- WATERCRAFT
- LENGTH:
- 65 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER:
- 20,00 MM
- PRODUCT NAME:
- WRIST PIN
- APPLICATION:
- PISTON
- LENGTH METRIC:
- 65 MM
- MATERIAL:
- SILICONE
- RIDING STYLE:
- SNOW
- UNITS:
- EACH
MSRP: $22.99Now: $20.00Was: $22.99 -
On Sale
Wiseco Wrist Pin for 1996-2005 Sea-Doo GTI S461
WISECO
MSRP: $22.99Now: $20.00Was: $22.99The Wiseco wrist pin is a critical component in maintaining piston stability and load transfer during high-RPM operation. If your Sea-Doo GTI S461 sees regular use on the water, a precision-engineered wrist pin directly impacts reliability and longevity...S461- SKU:
- S461
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 20.00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- APPLICATION:
- PISTON
- LENGTH METRIC:
- 65 MM
- UNITS:
- EACH
- LENGTH:
- 65 MM
- OUTSIDE DIAMETER:
- 20,00 MM
- PRODUCT NAME:
- WRIST PIN
- MATERIAL:
- SILICONE
MSRP: $22.99Now: $20.00Was: $22.99 -
Wiseco Piston 76.50mm 550F Engine 2003-2019 2452M07650
WISECO
$169.95When your engine takes a beating on the trail or track, piston failure isn't an option—it's a catastrophe. The Wiseco 76.50mm piston for 550F engines delivers the durability and precision fit you need to keep power consistent across thousands of...09104033- SKU:
- 09104033
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- PISTON DIAMETER METRIC:
- 76.36 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 76.50 MM
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 61.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 561 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$169.95 -
Wiseco Piston Kit 1.00mm Oversize 76.86mm for Ski-Doo MX Z 550 Fan 2003-2008 2452M07700
WISECO
$169.95When your Ski-Doo MX Z 550 Fan demands more power and reliability, a worn or damaged piston compromises both performance and engine longevity. The Wiseco 1.00mm oversize piston kit restores optimal compression and combustion efficiency, delivering the...09104034- SKU:
- 09104034
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- STROKE LENGTH METRIC:
- 61.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- PISTON DIAMETER METRIC:
- 76.86 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 568 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
Wiseco Piston Kit 71.00mm for Polaris 500 Classic 2003 SK1282
WISECO
$394.95A top-end rebuild demands precision, and the Wiseco Piston Kit SK1282 delivers exactly that. High-silicone forged construction minimizes thermal expansion while maximizing durability under sustained high-temperature operation—critical for keeping your...09031221- SKU:
- 09031221
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- BORE - OVERSIZE:
- +0,50 MM
- ENGINE TYPE:
- 2-STROKE
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 70.87 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 64.00 MM
- BORE SIZE METRIC:
- 70.50 MM
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 507 CC
- PRODUCT NAME:
- REBUILD KIT
$394.95 -
Wiseco 1999 Polaris 700 Indy XCR Piston Kit SK1288
WISECO
$549.95When you're pushing your 1999 Polaris 700 Indy XCR to its limits, factory pistons become the weak link. The Wiseco SK1288 Piston Kit delivers the durability and thermal stability needed to handle aggressive riding and elevated power outputs without...09031222- SKU:
- 09031222
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 67.60 MM
- DISPLACEMENT:
- 700 CC
- PRODUCT NAME:
- REBUILD KIT
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 67.50 MM
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 65.00 MM
- TYPE:
- TOP END
$549.95 -
Wiseco Piston Kit Ski-Doo Mach Z 1997-2001 SK1295
WISECO
$599.95If you're running a Ski-Doo Mach Z, your pistons are taking the punishment every time you hit the throttle. Wiseco's forged aluminum pistons are engineered to handle extreme heat and pressure while maintaining the tight tolerances your engine demands for...09031225- SKU:
- 09031225
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- BORE SIZE METRIC:
- 69.50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 865 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE METRIC:
- +4.00 MM
- PISTON DIAMETER METRIC:
- 74.41 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE - OVERSIZE:
- +4,00 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
$599.95
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Snowmobile Engine Parts
- Compatibility: Confirm parts fit your snowmobile's make (e.g., Arctic Cat, Polaris, Ski-Doo, Yamaha) and engine type (e.g., Sachs, JLO, Hirth, CCW, Kohler, Xenoah). Use the vehicle selector for model-specific matches, ensuring compatibility with current and non-current models to avoid leaks or performance issues.
- Type of Use: For high-performance racing or extreme cold rides, select top-end kits and gaskets for better compression; maintenance or trail use benefits from basic rebuild kits and seals for reliability and longevity in demanding winter conditions.
- Components and Upgrades: Choose from complete gasket sets, top-end kits (e.g., pistons, rings), cylinders/heads, bearings/seals, recoil starters, valves/cams, crankshafts, oil filters/tanks, wrist pins, motor mounts, flywheels/rods, and rebuild kits. Focus on features like high-tech materials for sealing and oil seals for leak-free operation.
- Brand and Quality: Opt for trusted brands like Winderosa for gasket and top-end sets with superior materials, or Maxima Racing Oils for lubricants. Prioritize high-tech, durable constructions that provide unmatched reliability, better compression, and performance in extreme environments.
- Installation and Cost: Many parts like gaskets or seals are DIY-friendly with basic tools; full rebuilds may require mechanics. Prices range from $40 for basic gasket sets to $110 for premium top-end kits—look for bundles and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What snowmobile models and engines do these parts support? Parts are designed for makes like Arctic Cat, Polaris, Ski-Doo, and Yamaha, with compatibility for engines from Sachs, JLO, Hirth, CCW, Kohler, and Xenoah. Use the year/make/model filter for exact fits.
- How do gasket sets improve engine performance? Winderosa complete gasket sets provide superior sealing for leak-free operation, better compression, and increased longevity, ideal for performance engines in extreme cold.
- What do top-end kits typically include? Full top-end sets like Winderosa 710235 include gaskets, oil seals, and high-tech materials for a comprehensive rebuild, ensuring reliability and enhanced performance.
- Are these parts suitable for extreme conditions? Yes, made from high-tech materials designed for demanding snow riding, they offer unmatched durability and performance in harsh winter environments.
- What if a part doesn't fit my snowmobile? Verify compatibility using our selector tool before purchase. If it doesn't match, our returns policy allows exchanges or refunds.
- Can I find related engine components? Yes—explore subcategories like pistons/rings, cylinders/heads, bearings/seals, or browse air and fuel or drivetrain for complementary upgrades.
