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 Ski-Doo MXZ 800 2001 2430M08200
WISECO
$193.95If you're running a Ski-Doo MXZ 800, piston wear directly impacts throttle response, fuel efficiency, and overall engine reliability. The Wiseco 2430M08200 replaces worn or damaged pistons with precision-engineered components that restore your sled's...2430M08200- SKU:
- 2430M08200
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- PISTON DIAMETER METRIC:
- 81.87 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 800 CC
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 82.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 75.70 MM
$193.95 -
Wiseco Piston Kit 66mm Bore 1998-1999 Polaris 440 XCR 2401M06600
WISECO
$149.95When your Polaris 440 XCR demands maximum reliability under extreme conditions, a worn or damaged piston compromises both power delivery and engine longevity. The Wiseco 2401M06600 piston kit delivers the precision engineering and high-silicon alloy...2401M06600- SKU:
- 2401M06600
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- DISPLACEMENT:
- 438 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 64.00 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 66.00 MM
- PISTON DIAMETER METRIC:
- 65.86 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- SNOW
- SKIRT COATING:
- NON-COATED
$149.95 -
Wiseco Piston Kit Arctic Cat ZR 500 1998-2000 Standard 2393M07100
WISECO
$144.95The Wiseco Piston Kit 2393M07100 is engineered specifically for Arctic Cat ZR 500 engines (1998-2000), delivering the precision fit and durability required for sustained high-RPM performance on both trail and competition applications. Built from...2393M07100- SKU:
- 2393M07100
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 71.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 497 CC
- PISTON DIAMETER METRIC:
- 70.90 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- STROKE LENGTH METRIC:
- 62.70 MM
$144.95 -
Wiseco Arctic Cat ZL 500 1999-2000 Standard Piston Kit 2394M08100
WISECO
$177.95Piston wear is one of the most common failure points in high-mileage snowmobile engines—and a failed piston can mean catastrophic engine damage. The Wiseco Arctic Cat ZL 500 piston kit delivers OEM-equivalent performance with the durability needed for...2394M08100- SKU:
- 2394M08100
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- DISPLACEMENT:
- 1000 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- PISTON DIAMETER METRIC:
- 80.90 MM
- STROKE LENGTH METRIC:
- 64.60 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 81.00 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- MODEL:
- PRO-LITE
- UNITS:
- KIT
$177.95Qty in Cart: 0Quantity:Price:$177.95Subtotal: -
Wiseco Piston Assembly 69mm Bore Yamaha SRX700 1998-2002 2397M06900
WISECO
$177.95A worn or damaged piston directly compromises your SRX700's compression ratio, throttle response, and overall reliability—especially if you're pushing the engine hard on trail or racing duty. The Wiseco 2397M06900 delivers OEM-quality performance with a...2397M06900- SKU:
- 2397M06900
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- DISPLACEMENT:
- 696 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 62.00 MM
- BORE SIZE METRIC:
- 69.00 MM
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON DIAMETER METRIC:
- 68.87 MM
- SKIRT COATING:
- ARMORGLIDE®
$177.95 -
Wiseco Piston Kit 81mm Bore 1997-2005 Polaris 700 RMK XC SP 2399M08100
WISECO
$182.95When your Polaris 700 RMK XC SP's engine is working harder than factory specs allow, a worn or damaged piston directly kills performance and reliability. The Wiseco 2399M08100 restores—or exceeds—your sled's power delivery with a high-silicon alloy that...2399M08100- SKU:
- 2399M08100
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE SIZE METRIC:
- 81.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 68.00 MM
- PISTON DIAMETER METRIC:
- 80.89 MM
- UNITS:
- KIT
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 700 CC
- SKIRT COATING:
- ARMORGLIDE®
$182.95 -
Wiseco Piston Kit 66.60mm Bore Polaris 680 Fuji Engine 1996-1998 2366M06660
WISECO
$166.95When you're pushing your Polaris 680 to its limits, stock pistons won't cut it. The Wiseco 2366M06660 is engineered with high-silicon forged construction to handle sustained high RPM operation and aggressive combustion pressures without sacrificing...2366M06660- SKU:
- 2366M06660
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- NON-COATED
- PISTON DIAMETER METRIC:
- 66.47 MM
- PRODUCT NAME:
- PISTON KIT
- BORE SIZE METRIC:
- 66.60 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 65.00 MM
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 680 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
$166.95Qty in Cart: 0Quantity:Price:$166.95Subtotal: -
Wiseco Piston Kit for 1997 Polaris 440 XC 2362M06825
WISECO
$134.95When your Polaris 440 XC's piston wears beyond safe limits, power delivery suffers and engine reliability becomes questionable. Wiseco's high-silicon alloy construction restores the precision tolerances your engine demands while delivering the durability...2362M06825- SKU:
- 2362M06825
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MODEL:
- PRO-LITE
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 439 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 60.00 MM
- BORE SIZE METRIC:
- 68.25 MM
- PISTON DIAMETER METRIC:
- 68.12 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
$134.95 -
Wiseco 66.50mm Standard Bore Piston Kit for Arctic Cat EXT 600 1997 2364M06650
WISECO
$149.95Your Arctic Cat EXT 600's engine performance hinges on reliable internal components that can handle both sustained trail riding and peak racing conditions. A worn or stock piston limits power delivery and thermal efficiency—Wiseco's high-silicon alloy...2364M06650- SKU:
- 2364M06650
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 594 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 66.50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 66.42 MM
- STROKE LENGTH METRIC:
- 57.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
Wiseco Piston Kit Arctic Cat Wildcat 650 1988-1990 2370M08100
WISECO
$155.95A worn or damaged piston compromises combustion efficiency and can lead to catastrophic engine failure. The Wiseco 2370M08100 delivers OEM-equivalent performance with the durability upgrade your Arctic Cat Wildcat 650 deserves, whether you're pushing...2370M08100- SKU:
- 2370M08100
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON DIAMETER METRIC:
- 80.89 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 78.00 MM
- DISPLACEMENT:
- 699 CC
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +3,00 MM
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 701 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$155.95 -
Wiseco Piston Kit 82.00mm 1.00mm Oversize Arctic Cat ZR 700 1994-1996 2370M08200
WISECO
$149.95If you're running an Arctic Cat ZR 700 and need reliable ring and piston durability, this Wiseco +1.00mm kit delivers the precision fit and material quality that keeps your engine performing consistently across trail and race conditions. The high-silicon...2370M08200- SKU:
- 2370M08200
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PISTON DIAMETER METRIC:
- 81.88 MM
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- +1,00 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 81.00 MM
- DISPLACEMENT:
- 716 CC
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 68.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
$149.95 -
Wiseco Piston Kit 0.50mm Oversize 72.90mm Ski-Doo Formula Plus 1987-1988 2373M07250
WISECO
$154.95If you're rebuilding or refreshing your Ski-Doo Formula Plus engine, bore wear and compression loss are inevitable—a quality oversize piston kit is your solution. This Wiseco unit delivers the precision fit and durability you need to restore proper ring...2373M07250- SKU:
- 2373M07250
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 248 CC
- DISPLACEMENT:
- 521 CC
- DISPLACEMENT:
- 528 CC
- PISTON DIAMETER METRIC:
- 72.40 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 64.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 269 CC
- STROKE LENGTH METRIC:
- 61.00 MM
- STROKE LENGTH METRIC:
- 66.00 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 504 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- BORE SIZE METRIC:
- 72.50 MM
- DISPLACEMENT:
- 503 CC
- SKIRT COATING:
- ARMORGLIDE®
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Kit 1.5mm Oversize 74.90mm Bore for Ski-Doo Formula Plus 1986-1988 2373M07350
WISECO
$179.95When your Ski-Doo Formula Plus is ready for a complete top-end rebuild, the Wiseco Piston Kit delivers the durability and precision fit you need to restore full compression and power. High-silicon alloy construction resists detonation and thermal stress...2373M07350- SKU:
- 2373M07350
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- +1,50 MM
- DISPLACEMENT:
- 269 CC
- PISTON DIAMETER METRIC:
- 73.40 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 248 CC
- DISPLACEMENT:
- 503 CC
- DISPLACEMENT:
- 511 CC
- BORE - OVERSIZE METRIC:
- +1.50 MM
- BORE SIZE METRIC:
- 73.50 MM
- DISPLACEMENT:
- 543 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- DISPLACEMENT:
- 521 CC
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 61.00 MM
- STROKE LENGTH METRIC:
- 64.00 MM
- STROKE LENGTH METRIC:
- 66.00 MM
$179.95 -
Wiseco Piston Kit 68mm Bore 1980-1982 Moto-Ski Ultra Sonic 2374M06800
WISECO
$144.95If you're rebuilding a 1980-1982 Moto-Ski Ultra Sonic engine, piston quality directly impacts power delivery, reliability, and how long your engine will last between rebuilds. The Wiseco 2374M06800 is engineered to handle sustained high RPM loads while...2374M06800- SKU:
- 2374M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- DISPLACEMENT:
- 436 CC
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 61.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 68.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 67.90 MM
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- PISTON KIT
$144.95 -
Wiseco Piston Kit 67.50mm Ski-Doo MX Z 440 Fan 1996-1998 2375M06750
WISECO
$154.95Your Ski-Doo MX Z 440's performance depends on a piston that can handle the demands of high-RPM trail riding and competitive racing without compromise. Wiseco's high-silicon alloy construction delivers the strength and thermal stability needed to...2375M06750- SKU:
- 2375M06750
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- DISPLACEMENT:
- 437 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON DIAMETER METRIC:
- 67.40 MM
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 67.50 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 61.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- UNITS:
- KIT
$154.95Qty in Cart: 0Quantity:Price:$154.95Subtotal: -
Wiseco Piston Assembly 76mm Bore Ski-Doo Formula Z 583 1998-1999 2376M07600
WISECO
$177.95When your Ski-Doo Formula Z 583 engine takes a beating on the trail or at the track, a worn or damaged piston compromises compression, power delivery, and reliability. The Wiseco 76mm piston assembly restores full performance with high-silicon alloy...2376M07600- SKU:
- 2376M07600
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 581 CC
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 68.00 MM
- DISPLACEMENT:
- 617 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 75.90 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 64.00 MM
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 76.00 MM
- SKIRT COATING:
- ARMORGLIDE®
$177.95Qty in Cart: 0Quantity:Price:$177.95Subtotal: -
Wiseco Piston Assembly 76.5mm Bore for Ski-Doo Formula 583 1997 2376M07650
WISECO
$164.95When you're pushing your Ski-Doo Formula 583 to its limits on the trail or at the track, piston failure isn't an option. This Wiseco piston assembly delivers the durability and precision fit you need to maintain peak power without compromising...2376M07650- SKU:
- 2376M07650
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- STROKE LENGTH METRIC:
- 64.00 MM
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- BORE SIZE METRIC:
- 76.50 MM
- DISPLACEMENT:
- 588 CC
- PISTON DIAMETER METRIC:
- 76.40 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 625 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$164.95 -
Wiseco Piston Kit 77mm Bore for Ski-Doo Formula Z 583 1998-1999 2376M07700
WISECO
$179.95When you're pushing your Ski-Doo Formula Z 583 to its limits, stock pistons won't cut it. The Wiseco 77mm +1.00mm piston kit delivers the strength and precision needed to handle aggressive riding and racing conditions while maintaining the reliability...2376M07700- SKU:
- 2376M07700
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE SIZE METRIC:
- 77.00 MM
- STROKE LENGTH METRIC:
- 68.00 MM
- DISPLACEMENT:
- 596 CC
- DISPLACEMENT:
- 632 CC
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- +1,00 MM
- PISTON DIAMETER METRIC:
- 76.90 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE METRIC:
- +1.00 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- PISTON KIT
- STROKE LENGTH METRIC:
- 64.00 MM
- UNITS:
- KIT
$179.95 -
Wiseco Piston Assembly 78mm Bore Ski-Doo Formula 583 1997 2376M07800
WISECO
$179.95When your Ski-Doo Formula 583 demands peak performance on the trail or at the track, a worn or compromised piston directly impacts combustion efficiency, throttle response, and engine longevity. The Wiseco 78mm piston assembly restores the precision fit...2376M07800- SKU:
- 2376M07800
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- DISPLACEMENT:
- 649 CC
- STROKE LENGTH METRIC:
- 64.00 MM
- BORE SIZE METRIC:
- 78.00 MM
- RIDING STYLE:
- SNOW
- STROKE LENGTH METRIC:
- 68.00 MM
- BORE - OVERSIZE:
- +2,00 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +2.00 MM
- DISPLACEMENT:
- 611 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 77.90 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$179.95 -
Wiseco Piston Kit 64.50mm Bore Ski-Doo Formula III 600 1996-1999 2377M06450
WISECO
$164.95Your Ski-Doo Formula III 600 demands a piston built to handle sustained high RPMs and the thermal stress of aggressive riding. The Wiseco 2377M06450 delivers the durability and precision engineering required to maintain peak performance whether you're...2377M06450- SKU:
- 2377M06450
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE SIZE METRIC:
- 64.50 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON DIAMETER METRIC:
- 64.45 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 61.00 MM
- UNITS:
- KIT
- DISPLACEMENT:
- 598 CC
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- SNOW
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
$164.95Qty in Cart: 0Quantity:Price:$164.95Subtotal:
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.
