Dirt Bike Engine

Dirt Bike Engine

Dirt Bike Engine

Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • WISECO Ring Set 2668CD

    WISECO Ring Set 2668CD

    WISECO

    $49.95
    WISECO Ring Set 2668CDEach ring set is for one piston
    2668CD
    SKU:
    2668CD
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    SNOW
    UNITS:
    SET
    BORE SIZE METRIC:
    67.75 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    246,8 CC
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • WISECO Ring Set 2677CD

    WISECO Ring Set 2677CD

    WISECO

    $49.95
    WISECO Ring Set 2677CDEach ring set is for one piston
    2677CD
    SKU:
    2677CD
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    DISPLACEMENT:
    195 CC
    RIDING STYLE:
    ATV
    DISPLACEMENT:
    246,8 CC
    UNITS:
    SET
    BORE SIZE METRIC:
    68.00 MM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • WISECO Ring Set 3110XG

    WISECO Ring Set 3110XG

    WISECO

    $49.95
    WISECO Ring Set 3110XGEach ring set is for one piston
    3110XG
    SKU:
    3110XG
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    STREET
    UNITS:
    SET
    PRODUCT NAME:
    PISTON RING
    BORE SIZE METRIC:
    79.00 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • WISECO Ring Set 3228TD

    WISECO Ring Set 3228TD

    WISECO

    $54.95
    WISECO Ring Set 3228TDEach ring set is for one piston
    3228TD
    SKU:
    3228TD
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    BORE SIZE METRIC:
    82.00 MM
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • WISECO Ring Set 3287TD

    WISECO Ring Set 3287TD

    WISECO

    $54.95
    WISECO Ring Set 3287TDEach ring set is for one piston
    3287TD
    SKU:
    3287TD
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    UNITS:
    SET
    BORE SIZE METRIC:
    83.50 MM
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    ATV
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • WISECO Piston Kit - Standard 4942M08900

    WISECO Piston Kit - Standard 4942M08900

    WISECO

    $284.95
    WISECO Piston Kit Standard 4942M08900 Upgrade your engine’s performance with the Wiseco Piston Kit, designed to meet the demands of serious riders and racers alike. Engineered with precision and built for durability, this kit delivers the power and...
    09101674
    SKU:
    09101674
    Availability:
    Ships Same Business Day
    Weight:
    0.98 LBS
    DISPLACEMENT:
    448 CC
    RIDING STYLE:
    STREET
    BORE SIZE METRIC:
    89.00 MM
    SKIRT COATING:
    MOLY COATED
    STROKE LENGTH METRIC:
    72.00 MM
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    $284.95
    Qty in Cart: 0
    Quantity:
    Price:
    $284.95
    Subtotal:
  • WISECO Piston Kit - Standard - YZ 125 594M05600

    WISECO Piston Kit - Standard - YZ 125 594M05600

    WISECO

    $154.95
    WISECO Piston Kit Standard YZ 125 594M05600 Elevate your engine’s performance with the Wiseco Piston Kit, part #594M05600. Designed for riders who value precision, strength, and reliability, this kit ensures your bike performs at its peak during...
    09101681
    SKU:
    09101681
    Availability:
    Ships Same Business Day
    Weight:
    0.47 LBS
    PISTON MATERIAL:
    FORGED
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    BORE SIZE METRIC:
    56.00 MM
    PRODUCT NAME:
    PISTON
    DISPLACEMENT:
    124 CC
    ENGINE TYPE:
    2-STROKE
    MODEL:
    PRO-LITE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    50.70 MM
    UNITS:
    EACH
    $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    $154.95
    Subtotal:
  • WISECO Piston Kit - Standard - KTM 360 SX 747M07800

    WISECO Piston Kit - Standard - KTM 360 SX 747M07800

    WISECO

    $244.95
    WISECO Piston Kit Standard KTM 360 SX 747M07800 Upgrade your KTM with the Wiseco Piston Kit, engineered to deliver peak performance, reliability, and precision. Perfectly designed for serious riders, this high-quality piston kit ensures your bike is...
    09101694
    SKU:
    09101694
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    BORE SIZE METRIC:
    78.00 MM
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GP STYLE
    STROKE LENGTH METRIC:
    74.00 MM
    BORE - OVERSIZE:
    STANDARD
    DISPLACEMENT:
    353 CC
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $244.95
    Qty in Cart: 0
    Quantity:
    Price:
    $244.95
    Subtotal:
  • WISECO Piston Kit - Standard - RM 125 836M05800

    WISECO Piston Kit - Standard - RM 125 836M05800

    WISECO

    $199.95
    WISECO Piston Kit Standard RM 125 836M05800 Elevate your Suzuki’s performance with the Wiseco Piston Kit, engineered for precision, power, and unmatched durability. This top-tier piston kit is designed to optimize your bike's engine capability,...
    09101696
    SKU:
    09101696
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    54.00 MM
    BORE SIZE METRIC:
    58.00 MM
    DISPLACEMENT:
    125 CC
    ENGINE TYPE:
    2-STROKE
    BORE - OVERSIZE:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • WISECO Piston Kit - Standard 850M07200

    WISECO Piston Kit - Standard 850M07200

    WISECO

    $244.95
    WISECO Piston Kit Standard 850M07200 Upgrade your engine’s performance with the Wiseco Piston Kit, a high-quality solution designed to deliver unmatched durability and power. Precision-engineered for 2-stroke engines, this piston kit ensures...
    09101699
    SKU:
    09101699
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    DISPLACEMENT:
    293 CC
    RIDING STYLE:
    STREET
    STROKE LENGTH METRIC:
    72.00 MM
    BORE SIZE METRIC:
    72.00 MM
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    PISTON MATERIAL:
    FORGED
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    $244.95
    Qty in Cart: 0
    Quantity:
    Price:
    $244.95
    Subtotal:
  • WISECO Piston Kit - Standard - CR250R 860M06640

    WISECO Piston Kit - Standard - CR250R 860M06640

    WISECO

    $234.95
    WISECO Piston Kit Standard CR250R 860M06640 Experience unmatched performance and reliability with the Wiseco Piston Kit, designed specifically for your Honda CR250R to deliver peak efficiency and power. Built from premium materials and engineered for...
    09100737
    SKU:
    09100737
    Availability:
    Ships Same Business Day
    Weight:
    0.69 LBS
    DISPLACEMENT:
    249 CC
    PISTON MATERIAL:
    FORGED
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH METRIC:
    72.00 MM
    BORE SIZE METRIC:
    66.40 MM
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $234.95
    Subtotal:
  • WISECO Piston Kit with Gaskets PK1359

    WISECO Piston Kit with Gaskets PK1359

    WISECO

    $344.95
    WISECO Piston Kit with Gaskets PK1359 Transform your Yamaha YZ450F or WR450F into a performance powerhouse with the Wiseco Piston Kit. Designed for riders who demand exceptional power and reliability, this premium kit combines advanced materials with...
    09030564
    SKU:
    09030564
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    BORE SIZE METRIC:
    95.00 MM
    MODEL:
    FORGED SERIES
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    DISPLACEMENT:
    449 CC
    PISTON DIAMETER METRIC:
    94.94 MM
    SKIRT COATING:
    ARMORGLIDE®
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    STROKE LENGTH METRIC:
    63.00 MM
    COMPRESSION RATIO IMPERIAL:
    12.5:1
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    $344.95
    Qty in Cart: 0
    Quantity:
    Price:
    $344.95
    Subtotal:
  • WISECO Piston Kit - Standard - XR70 4880M04700

    WISECO Piston Kit - Standard - XR70 4880M04700

    WISECO

    $134.95
    WISECO Piston Kit Standard XR70 4880M04700 Elevate the performance of your Honda with the Wiseco Piston Kit. Designed for riders seeking superior quality and reliability, this piston kit is the perfect addition to your bike, whether for trail riding or...
    09100747
    SKU:
    09100747
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BORE SIZE METRIC:
    47.00 MM
    PISTON MATERIAL:
    FORGED
    STROKE LENGTH METRIC:
    41.40 MM
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    72 CC
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • WISECO Piston Kit with Gaskets PK1399

    WISECO Piston Kit with Gaskets PK1399

    WISECO

    $324.95
    WISECO Piston Kit with Gaskets PK1399 Boost your Suzuki RM-Z450’s power and reliability with the Wiseco Piston Kit - PK1399. Engineered for maximum durability and performance, this top-of-the-line kit is built to meet the demands of riders who push...
    09030569
    SKU:
    09030569
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    BORE SIZE METRIC:
    95.50 MM
    MODEL:
    FORGED SERIES
    ENGINE TYPE:
    4-STROKE
    TYPE:
    TOP END
    DISPLACEMENT:
    450 CC
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    STROKE LENGTH METRIC:
    62.80 MM
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE - OVERSIZE METRIC:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    12.0:1
    PISTON DIAMETER METRIC:
    95.44 MM
    PRODUCT NAME:
    REBUILD KIT
    SKIRT COATING:
    ARMORGLIDE®
    Qty in Cart: 0
    Quantity:
    Price:
    $324.95
    Subtotal:
  • WISECO Piston Kit - Standard - XR70 4880M04800

    WISECO Piston Kit - Standard - XR70 4880M04800

    WISECO

    $134.95
    WISECO Piston Kit Standard XR70 4880M04800 Elevate your Honda XR/CRF70’s performance with the Wiseco Piston Kit. Engineered for durability and precision, this piston kit offers unparalleled strength and efficiency—perfect for riders who...
    09100749
    SKU:
    09100749
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    DISPLACEMENT:
    75 CC
    DISPLACEMENT:
    72 CC
    STROKE LENGTH METRIC:
    41.40 MM
    BORE - OVERSIZE METRIC:
    STANDARD
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE:
    STANDARD
    BORE SIZE METRIC:
    48.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • WISECO Piston Kit with Gaskets PK1224

    WISECO Piston Kit with Gaskets PK1224

    WISECO

    $274.95
    WISECO Piston Kit with Gaskets PK1224 Unlock the full potential of your Honda with the Wiseco Top End Kit, precision-engineered for riders who demand unrivaled power and durability. Designed with the latest materials and technology, this kit promises...
    09030571
    SKU:
    09030571
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    BORE - OVERSIZE METRIC:
    +5.00 MM
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    2618 ALUMINUM ALLOY
    PRODUCT NAME:
    REBUILD KIT
    STROKE LENGTH METRIC:
    59.50 MM
    TYPE:
    TOP END
    PISTON DIAMETER METRIC:
    77.95 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE - OVERSIZE:
    +5,00 MM
    BORE SIZE METRIC:
    78.00 MM
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    250 CC
    MODEL:
    FORGED SERIES
    SKIRT COATING:
    NON-COATED
    Qty in Cart: 0
    Quantity:
    Price:
    $274.95
    Subtotal:
  • WISECO Piston Kit - +2.00 mm - XR80/R/CRF80F 4665M04950

    WISECO Piston Kit - +2.00 mm - XR80/R/CRF80F 4665M04950

    WISECO

    $169.95
    WISECO Piston Kit +2.00 mm XR80/R/CRF80F 4665M04950 Upgrade your Honda’s performance with the Wiseco Piston Kit, designed for strength, durability, and exceptional engine efficiency. This precision-engineered kit is built to meet the demands of...
    09100327
    SKU:
    09100327
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    BORE - OVERSIZE:
    +2,00 MM
    BORE SIZE METRIC:
    49.50 MM
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE METRIC:
    +2.00 MM
    DISPLACEMENT:
    87 CC
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    STROKE LENGTH METRIC:
    45.00 MM
    UNITS:
    EACH
    $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    $169.95
    Subtotal:
  • WISECO Piston Kit - +1.00 mm - XR100/R/CRF100F 4666M05400

    WISECO Piston Kit - +1.00 mm - XR100/R/CRF100F 4666M05400

    WISECO

    $154.95
    WISECO Piston Kit +1.00 mm XR100/R/CRF100F 4666M05400 Elevate the performance of your Honda with the Wiseco Piston Kit, a top-tier solution for riders who demand durability and power. Expertly engineered and built to deliver peak efficiency, this piston...
    09100329
    SKU:
    09100329
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BORE - OVERSIZE METRIC:
    +1.00 MM
    COMPRESSION RATIO IMPERIAL:
    9.4:1
    BORE - OVERSIZE:
    +1,00 MM
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    54.00 MM
    DISPLACEMENT:
    103,00 CC
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PRODUCT NAME:
    PISTON
    STROKE LENGTH METRIC:
    45.00 MM
    $154.95
    Qty in Cart: 0
    Quantity:
    Price:
    $154.95
    Subtotal:
  • WISECO Piston - Suzuki - .50mm 405M06750

    WISECO Piston - Suzuki - .50mm 405M06750

    WISECO

    $199.95
    WISECO Piston Suzuki .50mm 405M06750 Unleash the full potential of your Suzuki PE250 or RM250 with the Wiseco Piston Kit, a high-performance upgrade engineered to deliver superior power and durability. Designed for precision and reliability, this piston...
    405M06750
    SKU:
    405M06750
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BORE SIZE METRIC:
    67.50 MM
    DISPLACEMENT:
    246 CC
    ENGINE TYPE:
    2-STROKE
    MODEL:
    FORGED SERIES
    PRODUCT NAME:
    PISTON KIT
    SKIRT COATING:
    NON-COATED
    STROKE LENGTH METRIC:
    70.00 MM
    PISTON DIAMETER METRIC:
    67.44 MM
    PISTON MATERIAL:
    4032 ALUMINUM ALLOY
    BORE - OVERSIZE:
    +0,50 MM
    BORE - OVERSIZE METRIC:
    +0.50 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
    Subtotal:
  • WISECO Piston Kit - Yamaha YZ250F 4982M08300

    WISECO Piston Kit - Yamaha YZ250F 4982M08300

    WISECO

    $279.95
    WISECO Piston Kit Yamaha YZ250F 4982M08300 Discover unmatched performance and reliability with the Wiseco Piston Kit, precision-engineered to elevate your bike's capabilities. Crafted to handle the demands of high-performance engines, this piston kit is...
    09102936
    SKU:
    09102936
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    STROKE LENGTH METRIC:
    53.60 MM
    BORE - OVERSIZE:
    +6,00 MM
    RIDING STYLE:
    OFF-ROAD
    BORE - OVERSIZE METRIC:
    +6.00 MM
    BORE SIZE METRIC:
    83.00 MM
    COMPRESSION RATIO IMPERIAL:
    12.5:1
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    4-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    PRODUCT NAME:
    PISTON
    UNITS:
    EACH
    $279.95
    Qty in Cart: 0
    Quantity:
    Price:
    $279.95
    Subtotal:
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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!