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
-
On Sale
Wiseco Piston Kit 78.50mm 670 H.O. 1998-1999 Ski-Doo MXZ 670 HO Summit 700 X SK1312
WISECO
MSRP: $409.95Now: $348.00Was: $409.95Factory pistons wear out—especially in high-performance applications where temperatures and combustion pressures demand more. The Wiseco SK1312 piston kit delivers OEM-quality replacements engineered specifically for your 1998-1999 Ski-Doo MXZ 670 and...09031230- SKU:
- 09031230
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 78.33 MM
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 78.00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 70.00 MM
- DISPLACEMENT:
- 678 CC
- PRODUCT NAME:
- REBUILD KIT
MSRP: $409.95Now: $348.00Was: $409.95 -
On Sale
Wiseco Piston Kit Ski-Doo MX Z 1999 79.00mm SK1313
WISECO
MSRP: $434.95Now: $370.00Was: $434.95If you're running a Ski-Doo MX Z and pushing your sled to its limits, worn or damaged pistons will kill your performance and reliability. This Wiseco piston kit gives you the durability and thermal stability needed to handle aggressive riding and extreme...09031231- SKU:
- 09031231
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 686 CC
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
- COOLING SYSTEM:
- LIQUID COOLED
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 70.00 MM
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 78.00 MM
- PISTON DIAMETER METRIC:
- 78.83 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
MSRP: $434.95Now: $370.00Was: $434.95 -
On Sale
Wiseco Piston Kit 70.50mm for Ski-Doo MXZ 500 2000-2003 SK1324
WISECO
MSRP: $439.95Now: $374.00Was: $439.95If you're pushing your Ski-Doo MXZ 500 to its limits, stock pistons won't cut it. Wiseco's forged piston kit delivers the strength and thermal stability needed to handle extreme riding conditions without sacrificing reliability. This complete top-end...09031232- SKU:
- 09031232
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MODEL:
- PRO-LITE
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 65.80 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 69.50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 514 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 70.37 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PRODUCT NAME:
- REBUILD KIT
MSRP: $439.95Now: $374.00Was: $439.95 -
On Sale
Wiseco Piston Kit for Ski-Doo MX Z 800 Adrenaline 2007-2009 SK1347
WISECO
MSRP: $459.95Now: $391.00Was: $459.95When you're rebuilding a 2-stroke top end, every component matters—and Wiseco pistons are the gold standard for a reason. This complete kit delivers the strength and precision necessary to handle sustained high RPM operation without sacrificing...09031235- SKU:
- 09031235
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- BORE SIZE METRIC:
- 82.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 819 CC
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 82.87 MM
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 75.70 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +1,00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- SKIRT COATING:
- ARMORGLIDE®
MSRP: $459.95Now: $391.00Was: $459.95 -
On Sale
Wiseco Piston Standard Bore 73.80mm Arctic Cat F6 Firecat 2004-2008 2445M07380
WISECO
MSRP: $169.95Now: $144.00Was: $169.95When your snowmobile's original piston wears down, combustion efficiency drops and power output suffers—leaving you sluggish on the trail. This Wiseco piston restores your Firecat F6's performance with precision-engineered tolerances and forged aluminum...09100559- SKU:
- 09100559
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- BORE SIZE METRIC:
- 73.80 MM
- DISPLACEMENT:
- 599 CC
- STROKE LENGTH METRIC:
- 70.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
MSRP: $169.95Now: $144.00Was: $169.95 -
On Sale
Wiseco Piston Standard 66mm 1998-1999 Polaris XCR 440 2401M06600
WISECO
MSRP: $154.95Now: $132.00Was: $154.95If you're running a 1998-1999 Polaris XCR 440, the factory piston won't cut it if you're serious about reliability and power. Wiseco's piston delivers the precision fit and durability your engine demands, whether you're pushing hard on the trail or in...09100560- SKU:
- 09100560
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 66.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- DISPLACEMENT:
- 438 CC
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 64.00 MM
MSRP: $154.95Now: $132.00Was: $154.95 -
On Sale
Wiseco Piston Standard 2005 Polaris Switchback 900 2447M08300
WISECO
MSRP: $154.95Now: $132.00Was: $154.95Stock pistons wear out, and when they do, your engine loses compression, power, and reliability. The Wiseco Piston Standard for your 2005 Polaris Switchback 900 restores optimal combustion efficiency and horsepower with precision-engineered construction...09100563- SKU:
- 09100563
- Availability:
- Ships Same Business Day
- Weight:
- 1.28 LBS
- DISPLACEMENT:
- 866 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 83.00 MM
- STROKE LENGTH METRIC:
- 80.00 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- SNOW
MSRP: $154.95Now: $132.00Was: $154.95Qty in Cart: 0Quantity:Price:MSRP: $154.95Now: $132.00Was: $154.95Subtotal: -
On Sale
Wiseco Piston Kit 65mm Ski-Doo MX Z Fan 1999-2001 2442M06500
WISECO
MSRP: $154.95Now: $132.00Was: $154.95A worn or damaged piston directly compromises engine compression, throttle response, and overall reliability—especially critical for high-demand snowmobile engines. The Wiseco Piston Kit delivers OEM-quality construction with tight manufacturing...09100564- SKU:
- 09100564
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 437 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 65.80 MM
- BORE SIZE METRIC:
- 65.00 MM
- MODEL:
- PRO-LITE
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
MSRP: $154.95Now: $132.00Was: $154.95Qty in Cart: 0Quantity:Price:MSRP: $154.95Now: $132.00Was: $154.95Subtotal: -
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 -
Wiseco Piston Kit Ski-Doo MX-Z 670 1999 SK1311
WISECO
$409.95When your stock piston is nearing its limit, a Wiseco replacement restores—and often exceeds—original performance while delivering the durability needed for sustained high-RPM operation. This complete kit eliminates guesswork by bundling everything...09031229- SKU:
- 09031229
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- BORE SIZE METRIC:
- 78.00 MM
- COOLING SYSTEM:
- LIQUID COOLED
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON DIAMETER METRIC:
- 77.83 MM
- SKIRT COATING:
- NON-COATED
- DISPLACEMENT:
- 669 CC
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- SNOW
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- KIT
$409.95 -
Wiseco Piston Kit Ski-Doo MX Z 800 2000-2001 SK1399
WISECO
$539.95When your Ski-Doo MX Z 800 demands more from every ride, a quality piston kit is your foundation for reliable power delivery. Wiseco's high-silicone forged construction handles the thermal stress of aggressive riding while maintaining precise tolerances...09031253- SKU:
- 09031253
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 800 CC
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 75.70 MM
- BORE SIZE METRIC:
- 82.00 MM
- PISTON DIAMETER METRIC:
- 81.86 MM
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- TYPE:
- TOP END
- UNITS:
- KIT
$539.95 -
Wiseco Piston 83mm Bore 1mm Oversize Ski-Doo MX Z 800 2008-2011 2461M08300
WISECO
$189.95When you're pushing your Ski-Doo MX Z 800 to its limits, stock pistons become the bottleneck. The Wiseco +1.00mm piston delivers measurable displacement gains and superior heat dissipation, translating directly to improved power output and extended...09100569- SKU:
- 09100569
- Availability:
- Ships Same Business Day
- Weight:
- 1.24 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- RIDING STYLE:
- SNOW
- DISPLACEMENT:
- 819 CC
- MODEL:
- PRO-LITE
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 82.00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 75.70 MM
$189.95 -
Wiseco Piston Standard Yamaha YZF600R 1996-2007 2440M06500
WISECO
$139.95The Wiseco Standard Piston delivers the reliability and precision your YZF600R demands, whether you're pushing hard on the track or maintaining peak performance during regular riding. Factory pistons wear, lose compression, and compromise throttle...09100570- SKU:
- 09100570
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 65.00 MM
- MODEL:
- PRO-LITE
- DISPLACEMENT:
- 593 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 59.60 MM
- UNITS:
- EACH
$139.95 -
Wiseco Piston Kit Standard Bore 71mm Arctic Cat F5 Firecat 2003-2006 SK1330
WISECO
$432.95A complete piston kit rebuild addresses wear, compression loss, and thermal stress that accumulates in high-performance snowmobile engines. The Wiseco SK1330 delivers the precision engineering and OEM-matched fitment your Firecat F5 needs to restore...09030081- SKU:
- 09030081
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 499 CC
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 71.00 MM
- PISTON DIAMETER METRIC:
- 70.87 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- PISTON MATERIAL:
- FORGED
- TYPE:
- TOP END
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- ALUMINUM
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 63.00 MM
- UNITS:
- KIT
$432.95Qty in Cart: 0Quantity:Price:$432.95Subtotal: -
Wiseco Piston Kit Arctic Cat Wildcat 650 1988-1990 81.50mm SK1354
WISECO
$390.10If you're running an Arctic Cat Wildcat 650 and want reliable top-end performance, a quality piston kit is essential for maintaining compression, managing thermal stress, and extending engine life. Wiseco's forged piston technology delivers the...09031237- SKU:
- 09031237
- Availability:
- Ships Same Business Day
- Weight:
- 3.12 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- BORE - OVERSIZE:
- +3,50 MM
- BORE - OVERSIZE METRIC:
- +3.50 MM
- BORE SIZE METRIC:
- 78.00 MM
- DISPLACEMENT:
- 709 CC
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- COOLING SYSTEM:
- LIQUID COOLED
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 81.38 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
$390.10Qty in Cart: 0Quantity:Price:$390.10Subtotal: -
Wiseco Piston Kit for Ski-Doo MX Z 800 R 2002-2010 SK1379
WISECO
$484.95If you're running a high-mileage Ski-Doo MX Z 800 R or pushing your engine's limits on the trail, OEM pistons won't cut it. Wiseco's forged aluminum pistons deliver the strength, thermal stability, and precision fit your engine needs to handle extreme...09031240- SKU:
- 09031240
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH METRIC:
- 75.70 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 82.00 MM
- MODEL:
- FORGED SERIES
- PISTON MATERIAL:
- 4988 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- COOLING SYSTEM:
- LIQUID COOLED
- PISTON DIAMETER METRIC:
- 82.36 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- DISPLACEMENT:
- 809 CC
- RIDING STYLE:
- SNOW
$484.95
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.
