Snowmobile Piston and Ring Kits
Snowmobile Piston and Ring Kits at JJ Motorsports
Rebuild or upgrade your snowmobile's engine with premium piston and ring kits from JJ Motorsports. Our selection includes forged and cast pistons designed for superior strength, reduced thermal expansion, and optimal heat transfer in extreme cold conditions. Compatible with Yamaha, Polaris, Arctic Cat, Ski-Doo, and more, these kits feature high-silicone aluminum alloys, ArmorGlide® skirt coatings, and complete components like rings, wrist pins, circlips, and gaskets to enhance durability, efficiency, and power output for 2-stroke engines. Ideal for trail sleds, mountain climbers, or utility models, they ensure precise fitment, quick break-in, and long-lasting performance for DIY mechanics or professional shops.
Shop trusted brands like Parts Unlimited for cast assemblies and Wiseco for forged kits. Explore related categories such as snowmobile engine gaskets & kits for sealing solutions or snowmobile valves & parts for complete overhauls.
Top Snowmobile Piston and Ring Kits Products
- PARTS UNLIMITED Piston Assembly - Yamaha - +.020 09-8272 – High-performance cast piston with super-high silicone content for strength, MOS2-coated skirts for wear resistance, includes rings, wrist pins, and circlips for Yamaha models.
- WISECO Piston Kit - Polaris SK1396 – Forged from high-silicone 4988 aluminum alloy for exceptional strength, includes rings, wrist pins, circlips, and top-end gasket with ArmorGlide® coating for Polaris 794cc 2-stroke engines.
- WISECO Piston Kit - Arctic Cat SK1397 – Precision-forged 4032 aluminum piston kit with ArmorGlide® skirt coating, includes rings, pins, circlips, and gasket for Arctic Cat M8000 794cc 2-stroke models 2014-2017.
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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Wiseco Piston Kit Standard Bore 67.75mm 1991-1997 Polaris 650 Indy RXL 2346M06775
WISECO
$149.95When you're pushing a 650 Indy RXL to its limits—whether on the trail or at the line—piston failure isn't an option. The Wiseco 2346M06775 delivers the strength and precision you need to maintain reliable power delivery across extended seasons of hard...2346M06775- SKU:
- 2346M06775
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PISTON DIAMETER METRIC:
- 67.62 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- DISPLACEMENT:
- 649 CC
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 67.75 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 648 CC
- STROKE LENGTH METRIC:
- 60.00 MM
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
Wiseco Piston Kit 72.5mm Bore 1986-2006 Polaris Storm 2355M07250
WISECO
$163.69If you're rebuilding your Polaris Storm engine or pushing it to its limits on the trail, a quality piston kit is non-negotiable—it's the foundation of reliable power delivery under extreme conditions. The Wiseco 72.5mm bore piston handles both aggressive...2355M07250- SKU:
- 2355M07250
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 65.00 MM
- BORE SIZE METRIC:
- 72.50 MM
- DISPLACEMENT:
- 805 CC
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 72.38 MM
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- KIT
$163.69Qty in Cart: 0Quantity:Price:$163.69Subtotal: -
Wiseco Piston Ski-Doo Formula MX 1987-1995 2312M07000
WISECO
$149.95A worn or damaged piston directly impacts engine compression, power delivery, and reliability—especially critical if you're pushing your Ski-Doo Formula MX hard on the trail or in competition. The Wiseco 2312M07000 restores full performance with a...2312M07000- SKU:
- 2312M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 469 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 70.00 MM
- PISTON DIAMETER METRIC:
- 69.92 MM
- STROKE LENGTH METRIC:
- 61.00 MM
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
Wiseco Piston Kit 85mm Bore Arctic Cat F8 2007-2009 SK1374
WISECO
$444.95If you're pushing your Arctic Cat F8 to its limits, you need pistons engineered to handle extreme temperatures and sustained high RPMs without failure. Wiseco's forged piston kit delivers the strength and thermal stability required for serious snowmobile...09030595- SKU:
- 09030595
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- BORE SIZE METRIC:
- 85.00 MM
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 794 CC
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- PISTON DIAMETER METRIC:
- 84.87 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- TYPE:
- TOP END
$444.95Qty in Cart: 0Quantity:Price:$444.95Subtotal: -
Wiseco Piston Kit 1998-2006 Polaris 500 Liquid Cooled 72.5mm Bore SK1370
WISECO
$384.95When your Polaris 500 liquid-cooled engine demands a top-end rebuild, the Wiseco Piston Kit SK1370 delivers the precision engineering and durability you need to stay competitive. High-silicone forged construction minimizes thermal expansion and resists...09030598- SKU:
- 09030598
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- BORE - OVERSIZE:
- +0,50 MM
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 72.00 MM
- COOLING SYSTEM:
- FAN COOLED
- DISPLACEMENT:
- 496 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- TYPE:
- TOP END
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 60.00 MM
- PISTON DIAMETER METRIC:
- 72.37 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
$384.95Qty in Cart: 0Quantity:Price:$384.95Subtotal: -
Wiseco Piston Kit Ski-Doo 550F 2003-2015 SK1376
WISECO
$404.95Factory pistons wear, wear quickly under sustained power demands—particularly in forced-induction or heavily modded sleds. The Wiseco SK1376 kit replaces worn internals with forged-aluminum pistons engineered to handle extreme combustion pressures while...09030607- SKU:
- 09030607
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- COOLING SYSTEM:
- FAN COOLED
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 61.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 76.00 MM
- DISPLACEMENT:
- 561 CC
- PISTON DIAMETER METRIC:
- 76.36 MM
- PRODUCT NAME:
- REBUILD KIT
$404.95Qty in Cart: 0Quantity:Price:$404.95Subtotal: -
Wiseco Piston Kit Yamaha Mountain Max 600 2000-2002 SK1332
WISECO
$504.95When you're rebuilding a top end, tolerance stacking and material quality determine whether your engine will be reliable or become a recurring expense. The Wiseco Piston Kit SK1332 is engineered specifically for the Yamaha Mountain Max 600 to deliver the...09030613- SKU:
- 09030613
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- BORE - OVERSIZE:
- STANDARD
- PISTON DIAMETER METRIC:
- 64.89 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE SIZE METRIC:
- 65.00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 593 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 59.60 MM
- TYPE:
- TOP END
- RIDING STYLE:
- SNOW
$504.95Qty in Cart: 0Quantity:Price:$504.95Subtotal: -
On Sale
Wiseco Piston Kit 78mm Bore Arctic Cat Mountain Cat 600 EFI 2001 SK1316
WISECO
MSRP: $369.95Now: $314.00Was: $369.95If you're rebuilding the top-end on your 2001 Arctic Cat Mountain Cat 600 EFI, you need pistons engineered for the extreme temperatures and sustained power demands of 2-cycle engines. Wiseco's SK1316 kit delivers forged pistons constructed from premium...SK1316- SKU:
- SK1316
- Availability:
- Ships Same Business Day
- Weight:
- 2.74 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- DISPLACEMENT:
- 599 CC
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- SNOW
- TYPE:
- TOP END
- STROKE LENGTH METRIC:
- 62.70 MM
- BORE SIZE METRIC:
- 78.00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PISTON DIAMETER METRIC:
- 77.89 MM
- SKIRT COATING:
- ARMORGLIDE®
MSRP: $369.95Now: $314.00Was: $369.95Qty in Cart: 0Quantity:Price:MSRP: $369.95Now: $314.00Was: $369.95Subtotal: -
On Sale
Wiseco Piston Kit Arctic Cat Mountain Cat 800 2001-2002 SK1318
WISECO
MSRP: $424.95Now: $361.00Was: $424.95When you're rebuilding the top end of your Arctic Cat Mountain Cat 800, choosing OEM-spec replacement pistons isn't enough—you need a kit engineered to handle sustained high-RPM performance and temperature extremes. Wiseco's high-silicone forged aluminum...SK1318- SKU:
- SK1318
- Availability:
- Ships Same Business Day
- Weight:
- 3.30 LBS
- ENGINE TYPE:
- 2-STROKE
- TYPE:
- TOP END
- UNITS:
- KIT
- DISPLACEMENT:
- 785 CC
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 76.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 81.00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PISTON DIAMETER METRIC:
- 80.87 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
MSRP: $424.95Now: $361.00Was: $424.95Qty in Cart: 0Quantity:Price:MSRP: $424.95Now: $361.00Was: $424.95Subtotal: -
On Sale
Wiseco Piston Kit Arctic Cat Mountain Cat 800 EFI LE 2002-2003 SK1320
WISECO
MSRP: $469.61Now: $399.00Was: $469.61If you're running an Arctic Cat Mountain Cat 800 EFI LE and pushing your sled to the limit, stock pistons won't cut it. Wiseco's forged piston kit delivers the strength and thermal stability needed for sustained high-performance operation, while a...SK1320- SKU:
- SK1320
- Availability:
- Ships Same Business Day
- Weight:
- 3.28 LBS
- BORE - OVERSIZE METRIC:
- +5.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 76.00 MM
- BORE SIZE METRIC:
- 86.00 MM
- PISTON DIAMETER METRIC:
- 85.87 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 883 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +5,00 MM
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
MSRP: $469.61Now: $399.00Was: $469.61Qty in Cart: 0Quantity:Price:MSRP: $469.61Now: $399.00Was: $469.61Subtotal: -
On Sale
Wiseco Piston Yamaha EX570 Exciter 1987-1990 2335M07300
WISECO
MSRP: $144.97Now: $123.00Was: $144.97When your stock piston starts showing signs of wear or you're pushing your EX570 harder than factory specs intended, a quality replacement becomes essential to maintain compression, reliability, and power delivery. The Wiseco 2335M07300 delivers the...2335M07300- SKU:
- 2335M07300
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE SIZE METRIC:
- 73.00 MM
- PISTON DIAMETER METRIC:
- 72.90 MM
- RIDING STYLE:
- SNOW
- DISPLACEMENT:
- 569 CC
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 68.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
MSRP: $144.97Now: $123.00Was: $144.97Qty in Cart: 0Quantity:Price:MSRP: $144.97Now: $123.00Was: $144.97Subtotal:
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Snowmobile Piston and Ring Kits
- Compatibility: Ensure the kit matches your snowmobile's make (e.g., Arctic Cat, Polaris, Ski-Doo with Rotax, Yamaha, Kawasaki) and engine specs (primarily 2-stroke, e.g., 440cc-794cc). Use the vehicle selector for model-specific fits, including bore sizes (standard or oversize +.010/+.020/+.040) and years (e.g., Arctic Cat M8000 2014-2017) to prevent mismatches.
- Type of Use: For high-performance or mountain riding, choose forged kits for strength and heat resistance; trail or utility sleds benefit from cast kits for reliable rebuilds and wear resistance in standard conditions.
- Components and Upgrades: Select kits including pistons, rings (one per piston), wrist pins, circlips, and sometimes top-end gaskets. Focus on oversize options for bored engines, coatings for reduced friction, and materials for better compression and longevity.
- Brand and Quality: Opt for Wiseco for forged aluminum kits with ArmorGlide® skirt coating and high-silicone alloys, or Parts Unlimited for cast assemblies with MOS2 coatings. Prioritize features like precise fitment, quick break-in, and superior heat transfer for durability in cold, high-RPM environments.
- Installation and Cost: Kits are often DIY for experienced users with basic tools; professional help recommended for engine rebuilds. Prices range from $27 for basic oversize assemblies to $66 for premium kits—look for sales and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What snowmobile models and engines do these kits support? Kits fit brands like Arctic Cat (e.g., M8000 794cc 2014-2017), Polaris (e.g., 794cc 2-stroke), Ski-Doo (e.g., Rotax engines), Yamaha (e.g., 250cc), and Kawasaki. Use the year/make/model filter for exact compatibility with 2-stroke engines.
- How do forged vs. cast pistons differ? Forged (e.g., Wiseco SK1396) offer superior strength and heat resistance for performance; cast (e.g., Parts Unlimited 09-601) provide high-silicone content for wear resistance and affordable rebuilds.
- What is typically included in a kit? Most include piston(s), rings, wrist pins, circlips, and sometimes gaskets (e.g., Wiseco kits); check details for single-piston replacements or full assemblies.
- What materials enhance durability? High-silicone aluminum alloys reduce thermal expansion; coatings like ArmorGlide® or MOS2 minimize friction, improve break-in, and extend life in extreme cold.
- What if a kit doesn't fit my sled? Verify bore size, engine type, and model before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related engine parts? Yes—explore gaskets, cylinders/heads, bearings/seals, or full rebuild kits in the snowmobile engine category to complement your piston upgrade.
