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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EPI Motor Mount - Polaris EPISN157
EPI
$30.99Motor mounts are critical load-bearing components that isolate engine vibration and maintain proper drivetrain alignment. Factory mounts degrade over time, leading to increased vibration, noise, and potential damage to surrounding components. The EPI...09330085- SKU:
- 09330085
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- RUBBER
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- MOUNT
- RIDING STYLE:
- SNOW
- BASE COLOR:
- BLACK
- MOUNTING POSITION:
- REAR
- TYPE:
- ENGINE
$30.99Qty in Cart: 0Quantity:Price:$30.99Subtotal: -
EPI Motor Mount - Polaris EPISN158
EPI
$24.99OEM motor mounts absorb engine vibration and maintain critical drivetrain alignment—when they wear out, you'll notice increased vibration, noise, and potential damage to surrounding components. The EPI Motor Mount EPISN158 is an exact OEM replacement...09330086- SKU:
- 09330086
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- RUBBER
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- SNOW
- TYPE:
- ENGINE
- PRODUCT NAME:
- MOUNT
- COLOR/FINISH:
- BLACK
$24.99Qty in Cart: 0Quantity:Price:$24.99Subtotal: -
ULTIMAX Belt - 10 x 650 MD206
ULTIMAX
$23.69A worn or damaged serpentine belt compromises engine cooling and accessory performance, risking overheating and component failure. The ULTIMAX Belt MD206 delivers OEM-equivalent durability with precision engineering to reliably drive your water pump and...09500522- SKU:
- 09500522
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- RUBBER
- TYPE:
- FAN PUMP
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- BELT
- UNITS:
- EACH
- LENGTH:
- 650 MM
- TYPE:
- WATER PUMP
- LENGTH METRIC:
- 650 MM
- RIDING STYLE:
- SNOW
$23.69 -
ULTIMAX MD205 Belt 10 x 635 for 2008-2013 Yamaha Rhino 09500523
ULTIMAX
$23.54The ULTIMAX MD205 Belt is a direct OEM replacement engineered to maintain peak efficiency in your 2008-2013 Yamaha Rhino's cooling and auxiliary systems. Factory-spec belts degrade under constant heat and load—this belt's reinforced rubber compound...09500523- SKU:
- 09500523
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH METRIC:
- 635 MM
- MATERIAL:
- RUBBER
- TYPE:
- FAN PUMP
- LENGTH:
- 635 MM
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- BELT
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
$23.54 -
Ultimax MD200 Belt for 1998-2006 Polaris 500 09500524
ULTIMAX
$23.23The Ultimax MD200 belt is engineered as a direct OEM replacement for 1998-2006 Polaris 500 models, delivering the reliability and durability your machine demands. Factory-spec precision engineering ensures perfect fitment without modification, while...09500524- SKU:
- 09500524
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH METRIC:
- 535 MM
- MATERIAL:
- RUBBER
- TYPE:
- FAN PUMP
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- LENGTH:
- 535 MM
- PRODUCT NAME:
- BELT
- RIDING STYLE:
- SNOW
$23.23 -
Ultimax Belt 10 x 625 MD204
ULTIMAX
$23.54A worn or damaged serpentine belt compromises cooling system efficiency and accessory drive reliability, potentially leading to overheating or component failure. The Ultimax Belt 10 x 625 MD204 delivers OEM-equivalent performance with high-strength...09500525- SKU:
- 09500525
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH METRIC:
- 625 MM
- PRODUCT NAME:
- BELT
- COLOR/FINISH:
- BLACK
- MATERIAL:
- RUBBER
- RIDING STYLE:
- SNOW
- TYPE:
- FAN PUMP
- LENGTH:
- 625 MM
- UNITS:
- EACH
$23.54 -
ULTIMAX Belt - 10 x 675 MD208
ULTIMAX
$23.69A worn or degraded serpentine belt compromises cooling system efficiency and accessories like your water pump and alternator, risking overheating and electrical failures. The ULTIMAX Belt MD208 is engineered as a direct OEM replacement, delivering the...09500526- SKU:
- 09500526
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- BLACK
- LENGTH METRIC:
- 675 MM
- PRODUCT NAME:
- BELT
- LENGTH:
- 675 MM
- MATERIAL:
- RUBBER
- RIDING STYLE:
- SNOW
- TYPE:
- FAN PUMP
- UNITS:
- EACH
$23.69 -
On Sale
Starting Line Products 850 PRO-RMK 155 2019-2021 12-850
STARTING LINE PRODUCTS
MSRP: $535.95Now: $509.15Was: $535.95If you're running a modified 850 PRO-RMK on the Starting Line Products platform, cylinder head selection directly impacts your power output and detonation margin. This precision-engineered unit delivers measurable horsepower gains while maintaining...09300179- SKU:
- 09300179
- Availability:
- Ships Same Business Day
- Weight:
- 5.20 LBS
- FEATURES:
- ALTITUDE IS 0' - 6,000'
- MATERIAL:
- ALUMINUM
- MODEL:
- POWER DOME
- RIDING STYLE:
- SNOW
- TYPE:
- CYLINDER
- PRODUCT NAME:
- HEAD
- COLOR/FINISH:
- ALUMINUM
- UNITS:
- KIT
MSRP: $535.95Now: $509.15Was: $535.95 -
On Sale
Starting Line Products Power Dome Billet Head for Polaris 800 PRO-RMK 155 2015 12-407
STARTING LINE PRODUCTS
MSRP: $535.95Now: $509.15Was: $535.95The Starting Line Products Power Dome Billet Head is engineered to unlock measurable horsepower gains while maintaining combustion stability across a range of engine configurations. Whether you're running a stock 800 PRO-RMK 155 or pushing boost through...09300123- SKU:
- 09300123
- Availability:
- Ships Same Business Day
- Weight:
- 4.40 LBS
- COLOR/FINISH:
- ALUMINUM
- FEATURES:
- ALTITUDE IS 0' - 6,000'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- SNOW
- MODEL:
- POWER DOME
- PRODUCT NAME:
- HEAD
- FEATURES:
- 4.2 HP PEAK
- TYPE:
- CYLINDER
- UNITS:
- KIT
MSRP: $535.95Now: $509.15Was: $535.95 -
On Sale
Starting Line Products Power Dome Billet Head Set for 2009-2010 Polaris 800 Dragon 12-394
STARTING LINE PRODUCTS
MSRP: $535.95Now: $509.15Was: $535.95The stock cylinder head on your 2009-2010 Polaris 800 Dragon imposes real limits on combustion efficiency and detonation resistance—especially if you're running any engine modifications. The Starting Line Products Power Dome Billet Head eliminates those...09300069- SKU:
- 09300069
- Availability:
- Ships Same Business Day
- Weight:
- 4.43 LBS
- FEATURES:
- ALTITUDE IS 0' - 6,000'
- MATERIAL:
- ALUMINUM
- MODEL:
- POWER DOME
- RIDING STYLE:
- SNOW
- TYPE:
- CYLINDER
- FEATURES:
- 3 HP PEAK
- FEATURES:
- REQUIRES THE USE OF DYNOJET POWER COMMANDER V
- PRODUCT NAME:
- HEAD
- COLOR/FINISH:
- ALUMINUM
- UNITS:
- KIT
MSRP: $535.95Now: $509.15Was: $535.95 -
Straightline Performance Oil Reservoir Sleeve Insert Arctic Cat Crossfire 1000 2007-2009 185-100
STRAIGHTLINE PERFORMANCE
$19.95Oil reservoir caps that don't seal properly lead to leaks, contamination, and potential engine damage—especially critical in high-performance applications where reliability matters. The Straightline Performance Oil Reservoir Sleeve Insert restores your...07100156- SKU:
- 07100156
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- SNOW
- TYPE:
- OIL RESERVOIR
- BASE FINISH:
- POLISHED
- COLOR/FINISH:
- POLISHED
- PRODUCT NAME:
- SLEEVE
- UNITS:
- EACH
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
Kimpex Piston Kit Ski-Doo MX Z 600 2003-2010 982224
KIMPEX
$124.99If you're running a 2003-2010 Ski-Doo MX Z 600, piston wear directly impacts combustion efficiency, throttle response, and engine longevity. The KIMPEX Piston Kit 982224 restores OEM performance specifications with die-cast pistons engineered for...09105719- SKU:
- 09105719
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE SIZE METRIC:
- 71.87 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 73.00 MM
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- SKIRT COATING:
- PTFE
- STYLE:
- HIGH PERFORMANCE
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 594 CC
- ENGINE TYPE:
- 2-STROKE
$124.99Qty in Cart: 0Quantity:Price:$124.99Subtotal: -
Kimpex Piston Kit Polaris 340 Indy 1999 982076
KIMPEX
$124.99If you're rebuilding a 1999 Polaris 340 Indy or need to replace worn pistons, this KIMPEX kit delivers OEM-equivalent performance without compromise. Die-cast construction provides the durability and heat dissipation your engine demands, while full...09105721- SKU:
- 09105721
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 72.50 MM
- SKIRT COATING:
- PTFE
- STROKE LENGTH METRIC:
- 65.00 MM
- STYLE:
- HIGH PERFORMANCE
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 550 CC
- ENGINE TYPE:
- 2-STROKE
$124.99Qty in Cart: 0Quantity:Price:$124.99Subtotal: -
Kimpex Ring Set Bomb Standard 75.86mm 2005-2017 Ski-Doo MX Z Sport 550F 904181
KIMPEX
$13.99If you're running a Ski-Doo MX Z Sport 550F, piston ring degradation directly impacts compression loss and oil blowby—both killers for seat-of-the-pants performance and fuel efficiency. The KIMPEX Ring Set Bomb Standard restores proper ring sealing to...09110001- SKU:
- 09110001
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- PISTON RING
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- RIDING STYLE:
- SNOW
- UNITS:
- SET
$13.99 -
Kimpex Pawl Kit for Ski-Doo Grand Touring 580 1995-1996 303026
KIMPEX
$10.29A worn or failing starter pawl can leave you stranded, especially in demanding riding conditions. The KIMPEX Pawl Kit restores reliable cold-start performance and ensures your Rotax engine engages smoothly every time you fire it up. This direct OE...253- SKU:
- 253
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- PAWL KIT
- TYPE:
- RECOIL STARTER
$10.29 -
Kimpex Piston Kit 85mm Standard Bore Arctic Cat 2010-2011 000901
KIMPEX
$108.59Maintaining proper piston clearance and ring seal is critical for engine longevity and consistent power delivery in your Arctic Cat. The KIMPEX Piston Kit 000901 delivers OEM-equivalent performance at a fraction of replacement costs, with all necessary...09105036- SKU:
- 09105036
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- BORE SIZE METRIC:
- 85.00 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 70.00 MM
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 794 CC
- SKIRT COATING:
- PTFE
- STYLE:
- HIGH PERFORMANCE
$108.59Qty in Cart: 0Quantity:Price:$108.59Subtotal: -
Kimpex Piston Kit Ski-Doo Summit SP E-TEC 800R 2012-2017 183000
KIMPEX
$109.99When your Ski-Doo Summit SP E-TEC 800R demands a rebuild, settling for anything less than OEM-spec components will compromise both performance and reliability. The KIMPEX Piston Kit 183000 delivers factory-engineered precision with die-cast construction...09105037- SKU:
- 09105037
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 81.87 MM
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 799 CC
- SKIRT COATING:
- PTFE
- STROKE LENGTH METRIC:
- 75.70 MM
- STYLE:
- HIGH PERFORMANCE
$109.99 -
On Sale
Kimpex Piston Kit 88mm Standard Bore 2005-2008 Ski-Doo Summit 1000 Highmark 162 183058
KIMPEX
MSRP: $129.99Now: $83.00Was: $129.99If your 2005-2008 Ski-Doo Summit 1000 is showing signs of worn pistons—loss of compression, increased blow-by, or sluggish throttle response—a quality piston kit is essential to restore full engine performance and reliability. The KIMPEX 88mm Standard...09105038- SKU:
- 09105038
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 82.00 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- BORE SIZE METRIC:
- 88.00 MM
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 997 CC
- SKIRT COATING:
- PTFE
- STYLE:
- HIGH PERFORMANCE
MSRP: $129.99Now: $83.00Was: $129.99 -
Kimpex Piston Kit Standard Bore 71mm Arctic Cat Crossfire 500 EFI 2007-2009 000900
KIMPEX
$80.99When your Arctic Cat Crossfire 500 EFI's original pistons wear out, you're looking at catastrophic engine failure if you don't act fast. The KIMPEX Piston Kit 000900 restores your engine to factory specifications with precision-engineered components that...09105039- SKU:
- 09105039
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BORE SIZE METRIC:
- 71.00 MM
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 499 CC
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- PTFE
- STROKE LENGTH METRIC:
- 63.00 MM
- STYLE:
- HIGH PERFORMANCE
- BORE OVERSIZE - IMPERIAL:
- STANDARD
$80.99 -
KIMPEX Piston Kit 000993
KIMPEX
$93.99If you're rebuilding an engine or replacing worn pistons, you need components engineered for reliability and precision—not guesswork. The KIMPEX Piston Kit 000993 delivers OEM-spec performance with optimized combustion chamber geometry that maximizes...09105040- SKU:
- 09105040
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- RIDING STYLE:
- SNOW
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- BORE SIZE METRIC:
- 85.00 MM
- DISPLACEMENT:
- 795 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- HIGH PERFORMANCE
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- SKIRT COATING:
- PTFE
- STROKE LENGTH METRIC:
- 70.00 MM
$93.99
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.
