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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FETT BROTHERS Offset Timing Key - Ski-Doo SKW010
FETT BROTHERS
$31.99If you're running a Ski-Doo and want measurable power gains without a complete engine rebuild, the FETT BROTHERS Offset Timing Key delivers real results. By advancing your ignition timing, you'll unlock up to 2 additional horsepower and sharper throttle...09220077- SKU:
- 09220077
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- TYPE:
- OFFSET TIMING
- UNITS:
- EACH
- PRODUCT NAME:
- KEY
- RIDING STYLE:
- SNOW
- DEGREES OFFSET:
- 1,1°
- DEGREES OFFSET IMPERIAL:
- 1.1°
$31.99Qty in Cart: 0Quantity:Price:$31.99Subtotal: -
FETT BROTHERS Offset Timing Key - Arctic Cat CTW010
FETT BROTHERS
$31.99If you're running a stock or modified Arctic Cat with a fixed stator plate, the FETT BROTHERS Offset Timing Key unlocks measurable performance gains without requiring engine teardown. By advancing ignition timing, this bolt-on solution can deliver up to...CTW013- SKU:
- CTW013
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- DEGREES OFFSET IMPERIAL:
- 1.4°
- PRODUCT NAME:
- KEY
- RIDING STYLE:
- SNOW
- DEGREES OFFSET:
- 1,4°
- TYPE:
- OFFSET TIMING
- UNITS:
- EACH
$31.99Qty in Cart: 0Quantity:Price:$31.99Subtotal: -
Bikeman Performance Ballistic Pull Start Rope 7ft Gray 9000 lb Tensile Strength BMP-PSR
BIKEMAN PERFORMANCE
$24.95A reliable pull start rope is critical for consistent engine ignition, especially in high-compression builds where standard ropes fail under load. The Bikeman Performance Ballistic Pull Start Rope delivers 9000 lb tensile strength with a lightweight...09360037- SKU:
- 09360037
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Bikeman Performance Cylinder Head Kit Arctic Cat M8 153 2010-2011 04-103L-HO
BIKEMAN PERFORMANCE
$497.95Your Arctic Cat M8 153 is leaving performance on the table stock. The BIKEMAN PERFORMANCE Cylinder Head Kit addresses the thermal limitations of the OEM design, unlocking measurable horsepower across both low and high-altitude conditions while keeping...09300164- SKU:
- 09300164
- Availability:
- Ships Same Business Day
- Weight:
- 5.01 LBS
- PRODUCT NAME:
- CYLINDER HEAD KIT
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- TYPE:
- LOW ALTITUDE
$497.95Qty in Cart: 0Quantity:Price:$497.95Subtotal: -
Bikeman Performance Exhaust Valve Spacers Arctic Cat M1000 2007-2009 BMP-EVS-1000
BIKEMAN PERFORMANCE
$24.95Exhaust valve spacers are a direct path to measurable gains in throttle response and peak horsepower on your M1000. By optimizing exhaust scavenging and flow dynamics, these spacers allow your engine to breathe more efficiently at full throttle. For...09263041- SKU:
- 09263041
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- VALVE
- TYPE:
- SPACER
- RIDING STYLE:
- SNOW
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Bikeman Performance Piston Kit 2009-2014 Polaris RMK 800 Assault 2.25" 155" Track BMP-P800DK-2
BIKEMAN PERFORMANCE
$599.95Factory pistons in your RMK 800 are prone to slap, excessive heat, and premature wear—especially on high-mileage motors. The Bikeman Performance Piston Kit replaces them with forged, precision-engineered internals that deliver measurable gains in...09105723- SKU:
- 09105723
- Availability:
- Ships Same Business Day
- Weight:
- 4.96 LBS
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$599.95Qty in Cart: 0Quantity:Price:$599.95Subtotal: -
Bikeman Performance Piston Kit 2009-2014 Polaris RMK 800 Assault 155 BMP-P800DK-2
BIKEMAN PERFORMANCE
$599.95Stock pistons on your RMK 800 Assault degrade after extended use, causing increased friction, noise, and diminished power output. The Bikeman Performance Piston Kit replaces worn components with forged, precision-engineered pistons that restore lost...09105303- SKU:
- 09105303
- Availability:
- Ships Same Business Day
- Weight:
- 4.80 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- UNITS:
- KIT
$599.95Qty in Cart: 0Quantity:Price:$599.95Subtotal: -
Wiseco Engine Rebuild Kit for Kawasaki KX65 2006-2020 PWR201-100
WISECO
$494.95When your KX65 engine hits its limits, a complete rebuild is the only way to restore full performance and reliability. The Wiseco PWR201-100 kit eliminates guesswork by bundling every critical component you need in one package, saving time and ensuring...09031625- SKU:
- 09031625
- Availability:
- Ships Same Business Day
- Weight:
- 7.15 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 44.50 MM
- RIDING STYLE:
- OFF-ROAD
$494.95Qty in Cart: 0Quantity:Price:$494.95Subtotal: -
Wiseco 68.50mm Ring Set for Yamaha SRX440 1978-1980 2697CSM
WISECO
$25.95Worn or damaged piston rings compromise combustion sealing, causing blow-by, oil consumption, and power loss—especially critical in vintage high-revving engines like the SRX440. The Wiseco 2697CSM ring set restores factory compression and sealing...2697CSM- SKU:
- 2697CSM
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BORE SIZE METRIC:
- 69.50 MM
- DISPLACEMENT:
- 439 CC
- RIDING STYLE:
- SNOW
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
$25.95Qty in Cart: 0Quantity:Price:$25.95Subtotal: -
Wiseco Piston Kit 76mm Bore for Ski-Doo MX-Z 550F 2003-2008 2452M07600
WISECO
$169.95When your Ski-Doo's original piston starts showing wear, power loss and reliability issues follow. The Wiseco 2452M07600 delivers a precision-engineered replacement that restores—or exceeds—factory performance while handling the demands of both...09104032- SKU:
- 09104032
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 76.00 MM
- DISPLACEMENT:
- 553 CC
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 61.00 MM
- RIDING STYLE:
- SNOW
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 75.86 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
Wiseco Piston Kit for 2008-2009 Polaris 800 Dragon RMK 163 SK1382
WISECO
$469.95When you're pushing your 2008-2009 Polaris 800 Dragon RMK 163 to its limits, stock pistons become your weak link. Wiseco's forged aluminum construction delivers the strength and thermal stability you need for consistent power in high-demand conditions,...09031243- SKU:
- 09031243
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- BORE SIZE METRIC:
- 85.00 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 794 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 84.85 MM
- STROKE LENGTH METRIC:
- 70.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- TYPE:
- TOP END
$469.95Qty in Cart: 0Quantity:Price:$469.95Subtotal: -
Wiseco Piston Kit 72mm Standard Bore Ski-Doo 600 HO ETEC 2009-2017 SK1395
WISECO
$439.95When your Ski-Doo 600 HO ETEC is pushing hard, stock pistons become the weak link. Wiseco's forged-aluminum construction handles sustained high RPM loads and thermal stress that will crack inferior castings, giving you reliable power cycle after cycle...09031249- SKU:
- 09031249
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 71.85 MM
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 73.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 72.00 MM
- DISPLACEMENT:
- 594 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$439.95Qty in Cart: 0Quantity:Price:$439.95Subtotal: -
Wiseco Piston Kit for Polaris 800 RMK 2013-2016 SK1398
WISECO
$502.95When you're rebuilding a 2-cycle top end, piston quality directly determines how long your engine will survive at full throttle. The Wiseco SK1398 kit eliminates guesswork—you get OEM-spec pistons, rings, pins, and gaskets engineered specifically for...09031252- SKU:
- 09031252
- Availability:
- Ships Same Business Day
- Weight:
- 3.45 LBS
- COOLING SYSTEM:
- LIQUID COOLED
- PISTON DIAMETER METRIC:
- 84.85 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE SIZE METRIC:
- 85.00 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 794 CC
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$502.95Qty in Cart: 0Quantity:Price:$502.95Subtotal: -
Bikeman Performance Polaris 9R 2023-2024 Billet Low Altitude Head Kit 04-318-L
BIKEMAN PERFORMANCE
$597.95Your Polaris 9R's engine is working harder than it needs to. Elevated operating temperatures rob you of mid-range power and limit peak performance, especially at altitude. The Bikeman Performance Billet Low Altitude Head Kit directly addresses this...09300211- SKU:
- 09300211
- Availability:
- Ships Same Business Day
- Weight:
- 4.06 LBS
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- CYLINDER HEAD KIT
- TYPE:
- LOW ALTITUDE
- UNITS:
- KIT
$597.95Qty in Cart: 0Quantity:Price:$597.95Subtotal: -
Bikeman Performance Exhaust Valve Spacers Arctic Cat F6 2004-2006 BMP-EVS
BIKEMAN PERFORMANCE
$24.95Exhaust valve restriction is a common bottleneck in stock snowmobile engines—one that directly limits horsepower and throttle response. Bikeman Performance Exhaust Valve Spacers eliminate this constraint by optimizing exhaust flow through your F6's...09263040- SKU:
- 09263040
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- TYPE:
- SPACER
- RIDING STYLE:
- SNOW
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- UNITS:
- KIT
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
Wiseco Piston Kit 70.50mm for Ski-Doo Mach Z 1999-2001 SK1249
WISECO
$579.95When you're pushing your Ski-Doo Mach Z to its limits, factory pistons become your bottleneck. This Wiseco piston kit delivers the strength and thermal stability you need to maintain peak performance lap after lap, even under the most demanding...09031214- SKU:
- 09031214
- Availability:
- Ships Same Business Day
- Weight:
- 3.85 LBS
- BORE SIZE METRIC:
- 70.50 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
- TYPE:
- TOP END
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 70.40 MM
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 796 CC
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
$579.95Qty in Cart: 0Quantity:Price:$579.95Subtotal: -
Wiseco 73.50mm Ring Set for Kawasaki H2 Mach IV 1972 2894CD
WISECO
$49.95If you're rebuilding or refreshing your Kawasaki H2 Mach IV engine, piston ring quality directly impacts compression, power delivery, and oil control. Wiseco's 73.50mm ring set is engineered to exacting tolerances, ensuring a precise fit with your piston...2894CD- SKU:
- 2894CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- DISPLACEMENT:
- 509 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 73.50 MM
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
Wiseco Piston Standard 599cc Arctic Cat Mountain Cat 600 EFI 2001 2427M07800
WISECO
$144.95If you're running a 2001 Arctic Cat Mountain Cat 600 EFI, a worn or damaged piston directly impacts combustion efficiency, throttle response, and overall engine reliability. The Wiseco 2427M07800 restores that lost performance with precision-engineered...2427M07800- SKU:
- 2427M07800
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 599 CC
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 62.70 MM
- BORE SIZE METRIC:
- 78.00 MM
- PISTON DIAMETER METRIC:
- 77.89 MM
- RIDING STYLE:
- SNOW
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal: -
Wiseco Arctic Cat Mountain Cat 800 2001-2002 Piston 2431M08100
WISECO
$169.95If you're running an Arctic Cat Mountain Cat 800 and pushing hard on the trail or at the track, a worn or damaged piston directly kills your power output and engine reliability. The Wiseco 2431M08100 restores peak compression and combustion efficiency...2431M08100- SKU:
- 2431M08100
- Availability:
- Ships Same Business Day
- Weight:
- 1.18 LBS
- DISPLACEMENT:
- 785 CC
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 76.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- BORE SIZE METRIC:
- 81.00 MM
- PISTON DIAMETER METRIC:
- 80.87 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
Wiseco Piston Kit Arctic Cat ZR 600 1998-1999 2391M07800
WISECO
$144.95When your Arctic Cat ZR 600 demands peak performance, a worn or damaged piston compromises both power delivery and engine longevity. The Wiseco Piston Kit delivers the durability and precision fit you need to restore full compression and maintain...2391M07800- SKU:
- 2391M07800
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 599 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 62.70 MM
- BORE SIZE METRIC:
- 78.00 MM
- PISTON DIAMETER METRIC:
- 77.91 MM
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal:
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.
