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Dirt Bike Engine

Dirt Bike Engine

Dirt Bike Engine

Dirt Bike Engine Parts at JJ Motorsports

Discover a full range of dirt bike engine components for rebuilding or upgrading your performance from JJ Motorsports. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts to keep your engine running at peak efficiency on the track or trails.

Shop trusted brands like Wiseco for forged piston kits and K&N for high-flow oil filters. Explore related categories such as Dirt Bike Air and Fuel for intake upgrades or Dirt Bike Exhaust for complete systems.

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 Suzuki RM125 1989-1999 641M05550

    Wiseco Piston Kit Suzuki RM125 1989-1999 641M05550

    WISECO

    MSRP: $179.95
    Now: $153.00
    Was: $179.95
    Elevate your Suzuki RM125's performance with the Wiseco Piston Kit, expertly engineered for riders who crave power and dependability. Designed to excel in high-performance environments, this piston kit ensures your bike delivers peak performance every...
    09101218
    SKU:
    09101218
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    PISTON
    BORE - OVERSIZE:
    +1,50 MM
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    54.00 MM
    BORE - OVERSIZE METRIC:
    +1.50 MM
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    55.50 MM
    DISPLACEMENT:
    123 CC
    MODEL:
    PRO-LITE
    MSRP: $179.95
    Now: $153.00
    Was: $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $179.95
    Now: $153.00
    Was: $179.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 57mm 11:1 Compression for Kawasaki KLX125 2002-2006 4815M05700

    Wiseco Piston Kit 57mm 11:1 Compression for Kawasaki KLX125 2002-2006 4815M05700

    WISECO

    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Elevate your motorcycle's performance with the Wiseco Piston Kit, meticulously designed for both trail and racing enthusiasts. This kit combines cutting-edge technology with robust materials to ensure your bike operates at peak efficiency, delivering...
    09100359
    SKU:
    09100359
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    BORE SIZE METRIC:
    57.00 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    DISPLACEMENT:
    125 CC
    ENGINE TYPE:
    4-STROKE
    UNITS:
    EACH
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    48.80 MM
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Yamaha YZ250 2002-2016 808M06640

    Wiseco Piston Kit Yamaha YZ250 2002-2016 808M06640

    WISECO

    MSRP: $209.95
    Now: $178.00
    Was: $209.95
    Unleash the full potential of your Yamaha YZ250 or YZ250X with the Wiseco Piston Kit. Engineered for excellence, this kit combines cutting-edge technology and high-quality materials to enhance your engine's performance, ensuring reliable power delivery...
    09100367
    SKU:
    09100367
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    DISPLACEMENT:
    249.3 CC
    STROKE LENGTH METRIC:
    72.00 MM
    ENGINE TYPE:
    2-STROKE
    MODEL:
    RACER'S CHOICE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.40 MM
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PRODUCT NAME:
    PISTON
    MSRP: $209.95
    Now: $178.00
    Was: $209.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $209.95
    Now: $178.00
    Was: $209.95
    Subtotal:
  • On Sale
    Wiseco 77mm Piston Kit for 1986-2004 Honda XR250R 4466M07700

    Wiseco 77mm Piston Kit for 1986-2004 Honda XR250R 4466M07700

    WISECO

    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    Elevate your riding experience with the Wiseco Piston Kit, expertly designed for the Honda XR250. Engineered for both performance and durability, this kit is perfect for trail enthusiasts and vintage bike lovers alike, ensuring your engine operates at...
    09100754
    SKU:
    09100754
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    DISPLACEMENT:
    250 CC
    BORE - OVERSIZE:
    +4,00 MM
    BORE - OVERSIZE METRIC:
    +4.00 MM
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    77.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    ENGINE TYPE:
    4-STROKE
    UNITS:
    EACH
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    STROKE LENGTH METRIC:
    59.50 MM
    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $219.95
    Now: $187.00
    Was: $219.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard 78mm 13.5:1 Honda CRF250R 2004-2007 4852M07800

    Wiseco Piston Kit Standard 78mm 13.5:1 Honda CRF250R 2004-2007 4852M07800

    WISECO

    MSRP: $264.95
    Now: $225.00
    Was: $264.95
    Unlock the full potential of your Honda CRF250R or CRF250X with the Wiseco Piston Kit. Designed for serious enthusiasts, this kit combines cutting-edge technology and robust materials to deliver enhanced performance and reliability on every ride...
    09100756
    SKU:
    09100756
    Availability:
    Ships Same Business Day
    Weight:
    0.52 LBS
    BORE SIZE METRIC:
    78.00 MM
    BORE - OVERSIZE METRIC:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    SKIRT COATING:
    ARMORGLIDE®
    DISPLACEMENT:
    249 CC
    BORE - OVERSIZE:
    STANDARD
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    52.20 MM
    UNITS:
    EACH
    MSRP: $264.95
    Now: $225.00
    Was: $264.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $264.95
    Now: $225.00
    Was: $264.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard Kawasaki KX65 2000-2020 861M04450

    Wiseco Piston Kit Standard Kawasaki KX65 2000-2020 861M04450

    WISECO

    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Unlock the full potential of your Kawasaki KX65 with the Wiseco Piston Kit. Designed for performance enthusiasts, this kit combines cutting-edge engineering with robust materials to ensure your bike performs at its best on any terrain. Advanced Alloy...
    09100761
    SKU:
    09100761
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    BORE SIZE METRIC:
    44.50 MM
    PRODUCT NAME:
    PISTON
    DISPLACEMENT:
    64 CC
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    41.60 MM
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $134.95
    Now: $115.00
    Was: $134.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard Bore 47mm KTM 85 SX 2003-2021 855M04700

    Wiseco Piston Kit Standard Bore 47mm KTM 85 SX 2003-2021 855M04700

    WISECO

    MSRP: $119.95
    Now: $102.00
    Was: $119.95
    Elevate your riding performance with the Wiseco Piston Kit, meticulously designed for two-stroke engines. Built from high-quality materials, this piston kit ensures exceptional reliability and responsiveness, making it the perfect choice for riders...
    09030586
    SKU:
    09030586
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    DISPLACEMENT:
    85 CC
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    UNITS:
    EACH
    BORE SIZE METRIC:
    47.00 MM
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    SKIRT COATING:
    ARMORGLIDE®
    STROKE LENGTH METRIC:
    48.95 MM
    MSRP: $119.95
    Now: $102.00
    Was: $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $119.95
    Now: $102.00
    Was: $119.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit Standard 95mm 12:1 Compression KTM 450 SX-F 2003-2006 4805M09500

    Wiseco Piston Kit Standard 95mm 12:1 Compression KTM 450 SX-F 2003-2006 4805M09500

    WISECO

    MSRP: $254.95
    Now: $217.00
    Was: $254.95
    Elevate your KTM 450 SX Racing 4-Stroke's performance with the Wiseco Piston Kit. Engineered for exceptional strength and reliability, this kit is the perfect upgrade for riders seeking enhanced power and efficiency on the track or trails. Advanced...
    09100784
    SKU:
    09100784
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    BORE - OVERSIZE:
    STANDARD
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE - OVERSIZE METRIC:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    12.0:1
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    95.00 MM
    DISPLACEMENT:
    449 CC
    STROKE LENGTH METRIC:
    63.40 MM
    MSRP: $254.95
    Now: $217.00
    Was: $254.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $254.95
    Now: $217.00
    Was: $254.95
    Subtotal:
  • On Sale
    Wiseco Piston Honda CRF450R 2002-2008 4466M07350

    Wiseco Piston Honda CRF450R 2002-2008 4466M07350

    WISECO

    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Elevate your riding experience with the Wiseco Piston Kit, meticulously engineered for the Honda XR250R and XR250L. This kit not only enhances your bike's performance but also ensures exceptional reliability on every adventure, whether you're navigating...
    4466M07350
    SKU:
    4466M07350
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    PISTON DIAMETER METRIC:
    73.45 MM
    BORE - OVERSIZE:
    +0,50 MM
    BORE - OVERSIZE METRIC:
    +0.50 MM
    BORE SIZE METRIC:
    73.50 MM
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PISTON MATERIAL:
    FORGED 2618 ALUMINUM
    STROKE LENGTH METRIC:
    59.50 MM
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    NON-COATED
    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Subtotal:
  • On Sale
    Wiseco Piston Honda CRF450R 2002-2008 4466M07400

    Wiseco Piston Honda CRF450R 2002-2008 4466M07400

    WISECO

    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Elevate your riding experience with the Wiseco Piston Kit, specifically engineered for the Honda XR250R and XR250L models. This high-performance piston kit combines advanced materials and precision engineering to deliver exceptional durability and...
    4466M07400
    SKU:
    4466M07400
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    BORE - OVERSIZE METRIC:
    +1.00 MM
    BORE SIZE METRIC:
    74.00 MM
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    4-STROKE
    MODEL:
    FORGED SERIES
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    NON-COATED
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE - OVERSIZE:
    +1,00 MM
    PISTON DIAMETER METRIC:
    73.95 MM
    PISTON MATERIAL:
    FORGED 2618 ALUMINUM
    STROKE LENGTH METRIC:
    59.50 MM
    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $194.95
    Now: $166.00
    Was: $194.95
    Subtotal:
  • On Sale
    Wiseco Piston Kit 67mm 1980-1982 Kawasaki KDX175 469M06700

    Wiseco Piston Kit 67mm 1980-1982 Kawasaki KDX175 469M06700

    WISECO

    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Wiseco Piston Kit - 469M06700 Elevate your Kawasaki KDX175's performance with the Wiseco Piston Kit, engineered for those who demand excellence in both power and reliability. This kit is meticulously crafted to enhance your riding experience, ensuring...
    469M06700
    SKU:
    469M06700
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    BORE - OVERSIZE:
    +1,00 MM
    DISPLACEMENT:
    173 CC
    PISTON DIAMETER METRIC:
    66.95 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    50.60 MM
    BORE - OVERSIZE METRIC:
    +1.00 MM
    BORE SIZE METRIC:
    67.00 MM
    ENGINE TYPE:
    2-STROKE
    SKIRT COATING:
    NON-COATED
    UNITS:
    KIT
    MODEL:
    FORGED SERIES
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $154.95
    Now: $132.00
    Was: $154.95
    Subtotal:
  • On Sale
    Wiseco 54mm Piston Ring Set for Honda CR125R 1987-2007 2126CS

    Wiseco 54mm Piston Ring Set for Honda CR125R 1987-2007 2126CS

    WISECO

    MSRP: $24.95
    Now: $21.00
    Was: $24.95
    Upgrade your engine's performance with the WISECO Ring Set 2126CS, designed specifically for precision and durability. Each set includes rings tailored for one piston, ensuring optimal fit and function. Experience enhanced sealing and reduced wear,...
    2126CS
    SKU:
    2126CS
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    BORE SIZE METRIC:
    54.00 MM
    DISPLACEMENT:
    125 CC
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM
    MSRP: $24.95
    Now: $21.00
    Was: $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $24.95
    Now: $21.00
    Was: $24.95
    Subtotal:
  • Wossner Piston Kit Honda CR250R 1997-2001 66.34mm 8001DA

    Wossner Piston Kit Honda CR250R 1997-2001 66.34mm 8001DA

    WOSSNER

    $152.00
    Experience unmatched performance with the WOSSNER Piston Kit 8001DA, designed specifically for 2-stroke engines. This premium piston kit combines advanced engineering with high-quality materials to deliver superior durability and efficiency. Elevate your...
    09104684
    SKU:
    09104684
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    DISPLACEMENT:
    249 CC
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    TYPE:
    DUAL RING
    MODEL:
    STANDARD SERIES
    PISTON SIZE METRIC:
    66.34 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    66.40 MM
    $152.00
    Qty in Cart: 0
    Quantity:
    Price:
    $152.00
    Subtotal:
  • Wossner Piston Kit Honda CR250R 1997-2001 8001DC

    Wossner Piston Kit Honda CR250R 1997-2001 8001DC

    WOSSNER

    $152.00
    Upgrade your engine's performance with the WOSSNER Piston Kit 8001DC, designed for 2-stroke engines. This high-quality kit includes everything you need for a seamless installation, ensuring optimal efficiency and reliability. With advanced engineering...
    09104686
    SKU:
    09104686
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    BORE SIZE METRIC:
    66.42 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    DISPLACEMENT:
    249 CC
    ENGINE TYPE:
    2-STROKE
    PISTON SIZE METRIC:
    66.36 MM
    PRODUCT NAME:
    PISTON KIT
    TYPE:
    DUAL RING
    MODEL:
    STANDARD SERIES
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE - OVERSIZE:
    +0,02 MM
    BORE - OVERSIZE METRIC:
    +0.02 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $152.00
    Subtotal:
  • Wossner Piston Kit Kawasaki KDX125 1990-2005 8008DB

    Wossner Piston Kit Kawasaki KDX125 1990-2005 8008DB

    WOSSNER

    $142.00
    Experience unparalleled performance and durability with the WOSSNER Piston Kit 8008DB, expertly engineered for 2-stroke engines. This kit combines cutting-edge technology with premium materials to deliver a piston that not only enhances engine efficiency...
    09104708
    SKU:
    09104708
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    BORE - OVERSIZE METRIC:
    +0.01 MM
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON KIT
    BORE - OVERSIZE:
    +0,01 MM
    DISPLACEMENT:
    124 CC
    MODEL:
    STANDARD SERIES
    PISTON SIZE METRIC:
    55.95 MM
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    56.01 MM
    PISTON MATERIAL:
    FORGED
    TYPE:
    DUAL RING
    Qty in Cart: 0
    Quantity:
    Price:
    $142.00
    Subtotal:
  • Wossner Piston Kit 54.44mm Honda NSR125R 1990–2001 8019D050

    Wossner Piston Kit 54.44mm Honda NSR125R 1990–2001 8019D050

    WOSSNER

    $144.95
    Elevate your engine's performance with the WOSSNER Piston Kit 8019D050, designed for optimal efficiency and durability. This premium 2-stroke piston kit combines advanced engineering with high-quality materials to deliver unmatched power and reliability...
    09104716
    SKU:
    09104716
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    BORE - OVERSIZE METRIC:
    +0.50 MM
    DISPLACEMENT:
    124 CC
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    54.50 MM
    PISTON SIZE METRIC:
    54.44 MM
    TYPE:
    DUAL RING
    BORE - OVERSIZE:
    +0,50 MM
    PISTON MATERIAL:
    FORGED
    UNITS:
    KIT
    MODEL:
    STANDARD SERIES
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $144.95
    Subtotal:
  • Wossner Piston Kit for Honda NSR125R 1991-1996 8019DB

    Wossner Piston Kit for Honda NSR125R 1991-1996 8019DB

    WOSSNER

    $144.95
    Experience unparalleled performance and reliability with the WOSSNER Piston Kit 8019DB. Engineered for 2-stroke engines, this piston kit combines innovative design with high-quality materials to enhance your engine's efficiency and longevity. With...
    09104718
    SKU:
    09104718
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    TYPE:
    DUAL RING
    BORE - OVERSIZE:
    +0,01 MM
    BORE - OVERSIZE METRIC:
    +0.01 MM
    DISPLACEMENT:
    124 CC
    MODEL:
    STANDARD SERIES
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    54.01 MM
    PISTON SIZE METRIC:
    53.95 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $144.95
    Subtotal:
  • Wossner Piston Kit 66.94mm Kawasaki KX250 1992-2001 8026D060

    Wossner Piston Kit 66.94mm Kawasaki KX250 1992-2001 8026D060

    WOSSNER

    $152.00
    Elevate your engine's performance with the WOSSNER Piston Kit 8026D060, expertly crafted for 2-stroke applications. This premium kit combines advanced engineering with high-quality materials to deliver enhanced durability, reduced friction, and superior...
    09104739
    SKU:
    09104739
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MODEL:
    STANDARD SERIES
    PISTON SIZE METRIC:
    66.94 MM
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    67.00 MM
    PISTON MATERIAL:
    FORGED
    UNITS:
    KIT
    BORE - OVERSIZE METRIC:
    +0.60 MM
    DISPLACEMENT:
    249 CC
    TYPE:
    DUAL RING
    BORE - OVERSIZE:
    +0,60 MM
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    $152.00
    Qty in Cart: 0
    Quantity:
    Price:
    $152.00
    Subtotal:
  • Wossner Kawasaki KX250 1992-2001 Piston Kit 8026DB

    Wossner Kawasaki KX250 1992-2001 Piston Kit 8026DB

    WOSSNER

    $152.00
    Elevate your engine's performance with the WOSSNER Piston Kit 8026DB, expertly designed for 2-stroke engines. This premium kit includes everything you need for a seamless installation, ensuring optimal efficiency and durability. Crafted from high-quality...
    09104741
    SKU:
    09104741
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    BORE - OVERSIZE:
    +0,01 MM
    MODEL:
    STANDARD SERIES
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    66.41 MM
    DISPLACEMENT:
    249 CC
    PISTON SIZE METRIC:
    66.35 MM
    TYPE:
    DUAL RING
    BORE - OVERSIZE METRIC:
    +0.01 MM
    PISTON MATERIAL:
    FORGED
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $152.00
    Subtotal:
  • Wossner Piston Kit 63.96mm for 1998-2006 KTM 200 EXC 2003-2004 KTM 200 SX 8048DC

    Wossner Piston Kit 63.96mm for 1998-2006 KTM 200 EXC 2003-2004 KTM 200 SX 8048DC

    WOSSNER

    $142.00
    Experience unparalleled performance with the WOSSNER Piston Kit 8048DC, designed for high-efficiency 2-stroke engines. Crafted from premium 4032 T6 forged aluminum alloy, this piston kit enhances your engine's power and longevity while minimizing...
    09104757
    SKU:
    09104757
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    BORE SIZE METRIC:
    64.02 MM
    DISPLACEMENT:
    193 CC
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE - OVERSIZE:
    +0,02 MM
    BORE - OVERSIZE METRIC:
    +0.02 MM
    PISTON SIZE METRIC:
    63.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    STREET
    MODEL:
    STANDARD SERIES
    PRODUCT NAME:
    PISTON KIT
    TYPE:
    DUAL RING
    Qty in Cart: 0
    Quantity:
    Price:
    $142.00
    Subtotal:
  • Total: items /

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Dirt Bike Engine Parts

Keep your dirt bike running smoothly and prolong the life of its engine with essential general maintenance. But when parts start to break down, don't let it stop you from getting out on the trails! JJ Motorsports has all that you need for minor jobs like oil changes or major overhauls such as a complete rebuild - carrying top aftermarket brands . Get back in gear faster by shopping our full line of high-quality dirt bike engine parts here today at JJ Motorsports!

 

At JJ Motorsports, we want to make sure you don't miss out on the ride! If your motor has blown or radiator smashed, our gearheads can help get you back in the seat. We carry piston kits from top brands like Wiseco and Wrench Rabbit engine kits so that riders have access to a wide range of parts for their dirt bike engine rebuilds. Plus – with gaskets at-the-ready when it comes time for any leakages - no need to worry about maintenance issues either; simply stay up on oil & filter changes and let us take care of everything else. Got queries? Just give one of our knowledgeable staff members a call at 1-231‐767‐5055 where they'll be more than happy provide advice, instructions and tailored answers catered just for YOU!

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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