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
-
On Sale
Wiseco Piston Kit 74mm Bore 2011-2012 Yamaha RX10 Apex 40053M07400
WISECO
MSRP: $189.95Now: $122.00Was: $189.95When you're pushing your Yamaha RX10 Apex to the limit, your piston needs to keep pace with extreme RPMs and sustained performance demands. Wiseco's high-silicon alloy construction delivers the strength and durability required for both aggressive trail...09104056- SKU:
- 09104056
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- STROKE LENGTH METRIC:
- 58.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 74.00 MM
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PISTON DIAMETER METRIC:
- 73.94 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 998 CC
- ENGINE TYPE:
- 4-STROKE
MSRP: $189.95Now: $122.00Was: $189.95 -
Wiseco Piston Kit 74mm 10:1 Compression Yamaha RX-1 2003-2005 4808M07400
WISECO
$189.95When you're pushing your Yamaha RX-1 to its limits, your factory pistons become the weak link. The Wiseco 4808M07400 is purpose-built to handle elevated compression and sustained high-RPM loads, delivering the reliability and power consistency you need...09104057- SKU:
- 09104057
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 58.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 74.00 MM
- DISPLACEMENT:
- 998 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 73.95 MM
$189.95 -
Wiseco Piston Kit 82.00mm 12.5:1 Compression Yamaha FX Nytro 2008-2014 4893M08200
WISECO
$224.95When you're pushing your FX Nytro to the limit, a stock piston won't cut it. The Wiseco 4893M08200 delivers the compression ratio and material science needed to handle sustained high-RPM loads without sacrificing reliability. Whether you're running...09104060- SKU:
- 09104060
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- DISPLACEMENT:
- 973 CC
- PISTON DIAMETER METRIC:
- UNAVAILABLE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE METRIC:
- +3.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- DISPLACEMENT:
- 1049 CC
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +3,00 MM
- BORE SIZE METRIC:
- 82.00 MM
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 66.20 MM
- MODEL:
- FORGED SERIES
- UNITS:
- KIT
$224.95 -
On Sale
Wiseco Piston Kit Ski-Doo Alpine 500 1983-1990 SK1210
WISECO
MSRP: $359.95Now: $230.00Was: $359.95If you're rebuilding the top end of your Ski-Doo Alpine 500, you need pistons engineered to handle the demands of snowmobile racing and backcountry riding. Wiseco's high-silicone forged construction delivers the strength and thermal stability required...09031190- SKU:
- 09031190
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- BORE - OVERSIZE METRIC:
- +1.50 MM
- COOLING SYSTEM:
- FAN COOLED
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 72.00 MM
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE:
- +1,50 MM
- PISTON DIAMETER METRIC:
- 73.40 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 61.00 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 511 CC
- PRODUCT NAME:
- REBUILD KIT
MSRP: $359.95Now: $230.00Was: $359.95 -
Wiseco Piston Kit for Arctic Cat Crossfire 1000 2007-2008 SK1373
WISECO
$484.95When you're pushing your Arctic Cat Crossfire 1000 to the limit, stock pistons won't cut it. The Wiseco SK1373 kit delivers the durability and thermal stability you need for sustained high-RPM performance, whether you're racing or running aggressive...09030596- SKU:
- 09030596
- Availability:
- Ships Same Business Day
- Weight:
- 3.84 LBS
- RIDING STYLE:
- SNOW
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 90.30 MM
- DISPLACEMENT:
- 1000 CC
- PISTON DIAMETER METRIC:
- 90.15 MM
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 78.00 MM
$484.95Qty in Cart: 0Quantity:Price:$484.95Subtotal: -
Wiseco Piston Kit 74.50mm Bore 2001 Polaris 600 RMK SK1314
WISECO
$419.95If your Polaris 600 RMK is showing signs of wear or you're pushing it hard on the trail, a quality piston kit is essential to maintain compression, power delivery, and engine longevity. The Wiseco SK1314 kit delivers the precision engineering and...09030601- SKU:
- 09030601
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 74.50 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 593 CC
- STROKE LENGTH METRIC:
- 68.00 MM
- TYPE:
- TOP END
- PISTON DIAMETER METRIC:
- 74.35 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
$419.95 -
Wiseco Piston Kit Ski-Doo MXZ 550F 2007-2008 SK1375
WISECO
$404.95A worn or damaged piston directly kills engine performance and reliability in your Ski-Doo MXZ 550F. The Wiseco Piston Kit SK1375 delivers a complete top-end rebuild solution with forged internals that handle sustained high RPM and temperature extremes,...09030606- SKU:
- 09030606
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- COOLING SYSTEM:
- FAN COOLED
- DISPLACEMENT:
- 553 CC
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 61.00 MM
- BORE SIZE METRIC:
- 76.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 75.86 MM
- TYPE:
- TOP END
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
$404.95Qty in Cart: 0Quantity:Price:$404.95Subtotal: -
Wiseco Piston Kit Ski-Doo MX-Z 600 Adrenaline 2003-2009 SK1338
WISECO
$450.95When you're pushing your Ski-Doo MX-Z 600 Adrenaline to its limits, stock pistons become your bottleneck. The Wiseco SK1338 kit delivers the thermal stability and durability needed for sustained high-RPM performance, whether you're racing or riding hard...09030609- SKU:
- 09030609
- Availability:
- Ships Same Business Day
- Weight:
- 2.77 LBS
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- UNITS:
- KIT
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 73.00 MM
- BORE SIZE METRIC:
- 72.00 MM
- PISTON DIAMETER METRIC:
- 71.85 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 594 CC
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
$450.95Qty in Cart: 0Quantity:Price:$450.95Subtotal: -
Wiseco Piston Kit for Ski-Doo MXZ 550F 2007-2008 SK1343
WISECO
$614.95A worn or damaged piston kit severely limits your sled's power output and reliability, especially under aggressive riding conditions. The Wiseco SK1343 restores full engine performance with forged aluminum pistons engineered specifically for the Ski-Doo...09030612- SKU:
- 09030612
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 997 CC
- PISTON DIAMETER METRIC:
- 87.85 MM
- PRODUCT NAME:
- REBUILD KIT
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 82.00 MM
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 88.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
$614.95 -
Wiseco Piston Kit Ski-Doo MX-ZX 800R 2008-2011 SK1378
WISECO
$484.95When you're pushing your Ski-Doo MXZ800R to its limits, your original pistons won't cut it. This Wiseco kit gives you forged-aluminum reliability and thermal stability that stock components simply can't match—critical when you're running extended...09030809- SKU:
- 09030809
- Availability:
- Ships Same Business Day
- Weight:
- 3.77 LBS
- COOLING SYSTEM:
- LIQUID COOLED
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 75.70 MM
- BORE SIZE METRIC:
- 82.00 MM
- ENGINE TYPE:
- 2-STROKE
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 81.86 MM
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- DISPLACEMENT:
- 800 CC
$484.95 -
Wiseco Piston Kit Ski-Doo Summit X E-TEC 850 154 2017-2018 2465M08200
WISECO
$189.95Whether you're pushing your Summit X E-TEC 850 on the trail or hunting for podium finishes, a worn piston kit will rob you of power, compression, and reliability. The Wiseco 2465M08200 restores your engine's performance with precision-engineered pistons...09105053- SKU:
- 09105053
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- BORE SIZE:
- 82,00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE METRIC:
- 82.00 MM
$189.95 -
On Sale
Wossner Piston Ring Set for 2005-2006 Polaris 900 SwitchBack RST8300
WOSSNER
MSRP: $18.50Now: $12.00Was: $18.50If you're rebuilding a Wossner piston setup in your 2005-2006 Polaris 900 SwitchBack, ring quality directly impacts compression retention, blow-by control, and overall engine longevity. The Wossner Piston Ring Set RST8300 is engineered as a precision...09120898- SKU:
- 09120898
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 83.00 MM
- UNITS:
- EACH
- PRODUCT NAME:
- RING SET
MSRP: $18.50Now: $12.00Was: $18.50 -
On Sale
Wossner Piston Ring Set for Polaris 900 RMK 2005-2006 RST8400
WOSSNER
MSRP: $18.50Now: $12.00Was: $18.50If you're running a Polaris 900 RMK with Wossner pistons, a quality ring set is essential to maintaining proper combustion chamber sealing and preventing blow-by that kills power and efficiency. The Wossner RST8400 ring set is engineered specifically for...09120899- SKU:
- 09120899
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 84.00 MM
- PRODUCT NAME:
- RING SET
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
MSRP: $18.50Now: $12.00Was: $18.50 -
On Sale
Wossner Piston Ring Set for Yamaha Phazer XTX 2014-2018 770XAS-3
WOSSNER
MSRP: $38.50Now: $25.00Was: $38.50Piston rings are critical to maintaining proper engine compression, oil control, and overall cylinder sealing—especially in high-performance applications where tolerances matter. The Wossner 770XAS-3 ring set is engineered specifically for Wossner...09120907- SKU:
- 09120907
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 77.00 MM
- UNITS:
- EACH
- PRODUCT NAME:
- RING SET
- RIDING STYLE:
- SNOW
MSRP: $38.50Now: $25.00Was: $38.50 -
EPI Oil Cap - Polaris EPISOC1
EPI
$26.99A worn or damaged oil cap compromises engine sealing and creates potential for contamination and leakage. The EPI Oil Cap is a direct replacement engineered to restore proper pressure containment and prevent oil loss during operation. Whether you're...07100204- SKU:
- 07100204
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- CAP
- TYPE:
- OIL FILLER
- BASE COLOR:
- BLACK
- BASE COLOR:
- YELLOW
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- YELLOW
- UNITS:
- EACH
$26.99Qty in Cart: 0Quantity:Price:$26.99Subtotal: -
EPI Oil Cap - Ski-Doo EPISOC2
EPI
$9.99A worn or damaged oil cap compromises engine sealing and invites contamination into your oil system—exactly what your Ski-Doo doesn't need. The EPI Oil Cap EPISOC2 delivers OEM-quality replacement performance with a fresh gasket, ensuring reliable...07100205- SKU:
- 07100205
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- BLACK
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- CAP
- TYPE:
- OIL FILLER
$9.99 -
EPI Oil Cap - Ski-Doo EPISOC3
EPI
$27.99A compromised oil cap leads to contamination, leakage, and accelerated engine wear—none of which you can afford in a high-performance snowmobile. The EPI Oil Cap (EPISOC3) restores a reliable seal on your Ski-Doo, protecting your oil system from dirt,...07100206- SKU:
- 07100206
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- CAP
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- YELLOW
- BASE COLOR:
- BLACK
- BASE COLOR:
- YELLOW
- TYPE:
- OIL FILLER
$27.99 -
EPI Motor Mount - Arctic Cat EPISN152
EPI
$19.99Engine vibration and misalignment are silent killers of performance and longevity. Worn or deteriorated motor mounts allow excessive engine movement, compromising handling, accelerating wear on surrounding components, and creating unwanted NVH (noise,...09330080- SKU:
- 09330080
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- MOUNT
- TYPE:
- ENGINE
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- BASE COLOR:
- BLACK
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- SNOW
$19.99Qty in Cart: 0Quantity:Price:$19.99Subtotal: -
EPI Motor Mount - Polaris EPISN154
EPI
$19.99Motor mounts are the silent foundation of your Polaris's drivetrain stability. Worn or damaged mounts allow excessive engine movement, leading to vibration, accelerated wear on surrounding components, and diminished handling precision. The EPI Motor...09330082- SKU:
- 09330082
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BASE COLOR:
- BLACK
- MOUNTING POSITION:
- REAR
- TYPE:
- ENGINE
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- SNOW
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- MOUNT
$19.99Qty in Cart: 0Quantity:Price:$19.99Subtotal: -
EPI Motor Mount - Polaris EPISN155
EPI
$9.99A worn or damaged motor mount compromises chassis rigidity and allows excessive engine movement, degrading handling precision and accelerating wear on drivetrain components. The EPI Motor Mount EPISN155 is an exact OEM replacement engineered to restore...09330083- SKU:
- 09330083
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BLACK
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- MOUNT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- SNOW
- TYPE:
- ENGINE
$9.99
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.
