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Snowmobile Piston and Ring Kits

Snowmobile Piston and Ring Kits

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 Arctic Cat Thundercat 900 1993-1997 80.50mm SK1185

    Wiseco Piston Kit Arctic Cat Thundercat 900 1993-1997 80.50mm SK1185

    WISECO

    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    When you're pushing your Thundercat 900 to its limits, stock pistons become your limiting factor. The Wiseco SK1185 piston kit delivers the strength and thermal stability your engine needs to handle sustained high-rpm performance without detonation or...
    09031184
    SKU:
    09031184
    Availability:
    Ships Same Business Day
    Weight:
    4.05 LBS
    BORE - OVERSIZE METRIC:
    +4.00 MM
    COOLING SYSTEM:
    LIQUID COOLED
    PRODUCT NAME:
    REBUILD KIT
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    64.00 MM
    DISPLACEMENT:
    992 CC
    ENGINE TYPE:
    2-STROKE
    PISTON DIAMETER METRIC:
    80.40 MM
    BORE - OVERSIZE:
    +4,00 MM
    BORE SIZE METRIC:
    76.50 MM
    MODEL:
    PRO-LITE
    SKIRT COATING:
    NON-COATED
    TYPE:
    TOP END
    UNITS:
    KIT
    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $554.95
    Now: $472.00
    Was: $554.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit for Ski-Doo 503 Engine 1980-1983 SK1207

    Wiseco Piston Kit for Ski-Doo 503 Engine 1980-1983 SK1207

    WISECO

    MSRP: $313.34
    Now: $266.00
    Was: $313.34
    The Wiseco Piston Kit for your Ski-Doo 503 engine is engineered to deliver the durability and thermal stability you need when pushing your sled to its limits. High-silicone forged aluminum construction minimizes expansion under extreme heat, keeping...
    09031189
    SKU:
    09031189
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    BORE - OVERSIZE METRIC:
    STANDARD
    DISPLACEMENT:
    497 CC
    PRODUCT NAME:
    REBUILD KIT
    BORE - OVERSIZE:
    STANDARD
    BORE SIZE METRIC:
    72.00 MM
    ENGINE TYPE:
    2-STROKE
    PISTON DIAMETER METRIC:
    71.90 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    SKIRT COATING:
    ARMORGLIDE®
    UNITS:
    KIT
    COOLING SYSTEM:
    FAN COOLED
    MODEL:
    PRO-LITE
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    61.00 MM
    TYPE:
    TOP END
    MSRP: $313.34
    Now: $266.00
    Was: $313.34
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $313.34
    Now: $266.00
    Was: $313.34
    Subtotal:
  • Kimpex High-Performance PTFE Piston Kit for Arctic Cat Crossfire 8 2007-2009 000977

    Kimpex High-Performance PTFE Piston Kit for Arctic Cat Crossfire 8 2007-2009 000977

    KIMPEX

    $114.99
    Arctic Cat Crossfire 8 engines demand precision components that can handle sustained high RPMs and variable operating conditions. The KIMPEX High-Performance PTFE Piston Kit 000977 restores your sled's combustion efficiency and engine longevity by...
    09105035
    SKU:
    09105035
    Availability:
    Ships Same Business Day
    Weight:
    1.45 LBS
    BORE SIZE METRIC:
    85.00 MM
    DISPLACEMENT:
    794 CC
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    STROKE LENGTH METRIC:
    70.00 MM
    RIDING STYLE:
    SNOW
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    Subtotal:
  • Kimpex Piston Kit 85mm Standard Bore 2011-2014 Polaris 800 RMK 155 000904

    Kimpex Piston Kit 85mm Standard Bore 2011-2014 Polaris 800 RMK 155 000904

    KIMPEX

    $109.99
    When your Polaris 800 RMK 155 demands consistent power delivery across brutal trail conditions, piston quality directly determines engine longevity and reliability. The KIMPEX 85mm Standard Bore Piston Kit 000904 delivers OEM-specification components...
    09105041
    SKU:
    09105041
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    RIDING STYLE:
    SNOW
    BORE SIZE METRIC:
    85.00 MM
    DISPLACEMENT:
    795 CC
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    SKIRT COATING:
    PTFE
    STROKE LENGTH METRIC:
    70.00 MM
    STYLE:
    HIGH PERFORMANCE
    Qty in Cart: 0
    Quantity:
    Price:
    $109.99
    Subtotal:
  • On Sale
    KIMPEX Piston Kit 000905

    KIMPEX Piston Kit 000905

    KIMPEX

    MSRP: $80.99
    Now: $52.00
    Was: $80.99
    If you're rebuilding an engine or looking to restore original performance, a quality piston kit is foundational to reliability and longevity. KIMPEX Piston Kit 000905 delivers OEM-equivalent specifications across all internal components, ensuring your...
    09105031
    SKU:
    09105031
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    DISPLACEMENT:
    700 CC
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE SIZE METRIC:
    77.25 MM
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    65.00 MM
    MSRP: $80.99
    Now: $52.00
    Was: $80.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $80.99
    Now: $52.00
    Was: $80.99
    Subtotal:
  • Kimpex Piston Kit Ski-Doo Summit 550F 2003-2009 982187

    Kimpex Piston Kit Ski-Doo Summit 550F 2003-2009 982187

    KIMPEX

    $84.99
    When your Ski-Doo Summit's engine starts showing signs of wear—loss of compression, increased blow-by, or sluggish throttle response—a quality piston kit is essential to restore performance and reliability. The Kimpex 982187 is engineered to OEM...
    09100824
    SKU:
    09100824
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    DISPLACEMENT:
    553 CC
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    61.00 MM
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    BORE - OVERSIZE:
    +0,010'
    UNITS:
    KIT
    BORE SIZE METRIC:
    75.86 MM
    STYLE:
    HIGH PERFORMANCE
    $84.99
    Qty in Cart: 0
    Quantity:
    Price:
    $84.99
    Subtotal:
  • Kimpex Piston Kit 82mm Standard Bore 2005-2007 Ski-Doo MX Z 800 Adrenaline 982186

    Kimpex Piston Kit 82mm Standard Bore 2005-2007 Ski-Doo MX Z 800 Adrenaline 982186

    KIMPEX

    $93.99
    Restore your 2005-2007 Ski-Doo MX Z 800 Adrenaline to peak performance with a complete piston refresh. The Kimpex 982186 kit delivers OEM-spec reliability without the guesswork, ensuring proper combustion heat transfer and engine longevity. Everything...
    09100825
    SKU:
    09100825
    Availability:
    Ships Same Business Day
    Weight:
    1.31 LBS
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    BORE SIZE METRIC:
    82.00 MM
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    75.70 MM
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    DISPLACEMENT:
    799 CC
    STYLE:
    HIGH PERFORMANCE
    Qty in Cart: 0
    Quantity:
    Price:
    $93.99
    Subtotal:
  • Kimpex Piston Kit 982185 for Ski-Doo GSX 600 2005-2011

    Kimpex Piston Kit 982185 for Ski-Doo GSX 600 2005-2011

    KIMPEX

    $88.99
    When your Ski-Doo GSX 600's pistons show wear, you're losing combustion efficiency and risking engine damage. The Kimpex Piston Kit 982185 restores full performance with OEM-specification components engineered for reliable heat transfer and longevity...
    09100826
    SKU:
    09100826
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    73.00 MM
    BORE SIZE METRIC:
    72.00 MM
    DISPLACEMENT:
    594 CC
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    Qty in Cart: 0
    Quantity:
    Price:
    $88.99
    Subtotal:
  • Kimpex Piston Kit Arctic Cat Z 570 2002-2007 982088

    Kimpex Piston Kit Arctic Cat Z 570 2002-2007 982088

    KIMPEX

    $95.99
    If you're running a 2002-2007 Arctic Cat Z 570, a worn or damaged piston kit will kill your sled's performance and reliability. The KIMPEX 982088 restores full engine efficiency with OEM-spec components engineered for proper heat transfer and durability...
    09100827
    SKU:
    09100827
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    DISPLACEMENT:
    565 CC
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    STROKE LENGTH METRIC:
    66.00 MM
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE METRIC:
    73.80 MM
    STYLE:
    HIGH PERFORMANCE
    $95.99
    Qty in Cart: 0
    Quantity:
    Price:
    $95.99
    Subtotal:
  • Kimpex Piston Kit Arctic Cat Crossfire 7 2006 982091

    Kimpex Piston Kit Arctic Cat Crossfire 7 2006 982091

    KIMPEX

    $104.99
    When your Arctic Cat Crossfire 7's engine demands a refresh, the KIMPEX Piston Kit 982091 delivers OEM-specification reliability without compromise. This complete kit eliminates multiple sourcing headaches by bundling pistons, rings, wrist pins, and...
    09100828
    SKU:
    09100828
    Availability:
    Ships Same Business Day
    Weight:
    1.30 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    STROKE LENGTH METRIC:
    70.00 MM
    STYLE:
    HIGH PERFORMANCE
    UNITS:
    KIT
    BORE SIZE METRIC:
    79.70 MM
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    DISPLACEMENT:
    698 CC
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    Qty in Cart: 0
    Quantity:
    Price:
    $104.99
    Subtotal:
  • Kimpex Piston Kit for Yamaha 696cc 982220

    Kimpex Piston Kit for Yamaha 696cc 982220

    KIMPEX

    $91.99
    A piston kit is the foundation of engine reliability and performance—worn or damaged pistons compromise compression, efficiency, and power delivery. The Kimpex 982220 delivers OEM-spec construction with optimized heat dissipation, giving you the...
    09102664
    SKU:
    09102664
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    DISPLACEMENT:
    696 CC
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE SIZE METRIC:
    69.00 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    62.00 MM
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    $91.99
    Qty in Cart: 0
    Quantity:
    Price:
    $91.99
    Subtotal:
  • Kimpex Piston Kit for 2006 Arctic Cat F7 Firecat 982095

    Kimpex Piston Kit for 2006 Arctic Cat F7 Firecat 982095

    KIMPEX

    $81.99
    When your F7 Firecat's original pistons show wear, combustion efficiency drops and engine reliability becomes questionable. This Kimpex piston kit restores full performance and longevity by delivering OEM-spec components engineered for superior heat...
    K09681
    SKU:
    K09681
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    DISPLACEMENT:
    580 CC
    SKIRT COATING:
    PTFE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    STROKE LENGTH METRIC:
    65.00 MM
    STYLE:
    HIGH PERFORMANCE
    BORE SIZE METRIC:
    75.40 MM
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    $81.99
    Qty in Cart: 0
    Quantity:
    Price:
    $81.99
    Subtotal:
  • Kimpex Piston Kit 982096 for Arctic Cat Wildcat 700 1991-1996

    Kimpex Piston Kit 982096 for Arctic Cat Wildcat 700 1991-1996

    KIMPEX

    $104.99
    When your Arctic Cat Wildcat 700's original pistons begin to wear, ring blow-by and loss of compression compromise both performance and fuel efficiency. The Kimpex Piston Kit 982096 restores your engine to OEM specifications with die-cast pistons...
    K09682
    SKU:
    K09682
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE METRIC:
    81.00 MM
    DISPLACEMENT:
    700 CC
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH METRIC:
    68.00 MM
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    $104.99
    Qty in Cart: 0
    Quantity:
    Price:
    $104.99
    Subtotal:
  • Kimpex Piston Kit Arctic Cat Jag 340 1987-1998 982106

    Kimpex Piston Kit Arctic Cat Jag 340 1987-1998 982106

    KIMPEX

    $69.49
    If your Arctic Cat Jag 340 is showing signs of wear or you're planning a full engine rebuild, a quality piston kit is essential for restoring compression, reliability, and consistent performance. The Kimpex 982106 delivers OEM-specification components...
    K09692
    SKU:
    K09692
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    BORE SIZE METRIC:
    60.00 MM
    DISPLACEMENT:
    340 CC
    ENGINE TYPE:
    2-STROKE
    UNITS:
    KIT
    SKIRT COATING:
    PTFE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    STROKE LENGTH METRIC:
    60.00 MM
    STYLE:
    HIGH PERFORMANCE
    $69.49
    Qty in Cart: 0
    Quantity:
    Price:
    $69.49
    Subtotal:
  • Kimpex Piston Kit Arctic Cat Bearcat 440 1995-1998 982109

    Kimpex Piston Kit Arctic Cat Bearcat 440 1995-1998 982109

    KIMPEX

    $76.99
    When your Arctic Cat Bearcat 440 needs a piston rebuild, settling for substandard components will cost you performance and reliability down the line. The KIMPEX 982109 Piston Kit delivers OEM-specification parts engineered for your specific engine,...
    K09696
    SKU:
    K09696
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    RIDING STYLE:
    SNOW
    SKIRT COATING:
    PTFE
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    DISPLACEMENT:
    440 CC
    STROKE LENGTH METRIC:
    65.00 MM
    STYLE:
    HIGH PERFORMANCE
    BORE SIZE METRIC:
    65.00 MM
    ENGINE TYPE:
    2-STROKE
    $76.99
    Qty in Cart: 0
    Quantity:
    Price:
    $76.99
    Subtotal:
  • Kimpex Piston Kit for Polaris 340 Indy 1999 982118

    Kimpex Piston Kit for Polaris 340 Indy 1999 982118

    KIMPEX

    $62.99
    When your Polaris 340 Indy's original pistons show signs of wear, combustion efficiency drops and engine reliability becomes unpredictable. The KIMPEX Piston Kit 982118 restores your sled's performance with die-cast pistons engineered for superior heat...
    K09709
    SKU:
    K09709
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE METRIC:
    62.00 MM
    STYLE:
    HIGH PERFORMANCE
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    STROKE LENGTH METRIC:
    55.60 MM
    RIDING STYLE:
    SNOW
    DISPLACEMENT:
    339 CC
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $62.99
    Subtotal:
  • Kimpex Piston Kit for Polaris 500 1989-2006 982124

    Kimpex Piston Kit for Polaris 500 1989-2006 982124

    KIMPEX

    $99.99
    Polaris 500 engine reliability hinges on internal components that can withstand sustained combustion pressures and thermal cycling. The KIMPEX Piston Kit 982124 delivers OEM-equivalent durability with precision-manufactured pistons, rings, wrist pins,...
    K09711
    SKU:
    K09711
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    STROKE LENGTH METRIC:
    60.00 MM
    STYLE:
    HIGH PERFORMANCE
    BORE SIZE METRIC:
    72.00 MM
    DISPLACEMENT:
    488 CC
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    ATV
    SKIRT COATING:
    PTFE
    RIDING STYLE:
    SNOW
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    $99.99
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
  • Kimpex Piston Kit for Polaris Touring 488cc 1990 982122

    Kimpex Piston Kit for Polaris Touring 488cc 1990 982122

    KIMPEX

    $88.45
    Engine wear is inevitable, but losing performance doesn't have to be. The KIMPEX Piston Kit 982122 restores your Polaris Touring 488cc to original specifications with precision-engineered components designed for longevity and consistent heat management...
    K0971102
    SKU:
    K0971102
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    UNITS:
    KIT
    BORE - OVERSIZE:
    +0,020'
    BORE SIZE METRIC:
    72.00 MM
    DISPLACEMENT:
    488 CC
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    ATV
    STROKE LENGTH METRIC:
    60.00 MM
    $88.45
    Qty in Cart: 0
    Quantity:
    Price:
    $88.45
    Subtotal:
  • Kimpex Piston Kit 982128 for Polaris 500 Classic 1989-1991 1994-2006 982128

    Kimpex Piston Kit 982128 for Polaris 500 Classic 1989-1991 1994-2006 982128

    KIMPEX

    $75.99
    The Kimpex 982128 piston kit restores your Polaris 500 Classic to OEM performance standards with precision-engineered components designed for reliable operation and efficient heat dissipation. Whether you're rebuilding after wear or replacing a damaged...
    K09712
    SKU:
    K09712
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    STROKE LENGTH METRIC:
    60.00 MM
    STYLE:
    HIGH PERFORMANCE
    UNITS:
    KIT
    BORE SIZE METRIC:
    72.00 MM
    DISPLACEMENT:
    488 CC
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    ATV
    SKIRT COATING:
    PTFE
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    SNOW
    $75.99
    Qty in Cart: 0
    Quantity:
    Price:
    $75.99
    Subtotal:
  • On Sale
    Kimpex Piston Kit 488cc Big Bore 1997-1998 Polaris Super Sport 982125

    Kimpex Piston Kit 488cc Big Bore 1997-1998 Polaris Super Sport 982125

    KIMPEX

    MSRP: $69.99
    Now: $45.00
    Was: $69.99
    When you're pushing your Super Sport to its limits, stock pistons won't cut it. The KIMPEX 488cc Big Bore Piston Kit delivers the durability and thermal efficiency your engine demands during sustained high-performance operation. This complete kit gives...
    K0971201
    SKU:
    K0971201
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    PISTON MATERIAL:
    ALUMINUM
    PISTON MATERIAL:
    CAST
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    BORE SIZE METRIC:
    72.00 MM
    DISPLACEMENT:
    488 CC
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    PTFE
    STYLE:
    HIGH PERFORMANCE
    BORE - OVERSIZE:
    +0,010'
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    ATV
    STROKE LENGTH METRIC:
    60.00 MM
    MSRP: $69.99
    Now: $45.00
    Was: $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.99
    Now: $45.00
    Was: $69.99
    Subtotal:
  • Total: items /

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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)

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. 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.
  6. 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.

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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