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ATV/UTV Engine

ATV/UTV Engine

ATV/UTV Engine

ATV/UTV Engine Parts at JJ Motorsports

Maximize your ATV or UTV's engine life with top-quality components from JJ Motorsports. Our selection includes gasket kits, connecting rods, water pump rebuild kits, and timing plugs designed for reliable sealing, strength, and easy installation in demanding off-road conditions. Compatible with Polaris, Can-Am, Honda, and more, these parts ensure peak power, reduced wear, and efficient operation for trail riding or utility work.

Shop trusted brands like Moose Racing for rebuild kits and Winderosa for gaskets. Explore related categories such as ATV/UTV air and fuel for intake upgrades or ATV/UTV drivetrain for transmission enhancements.

Top ATV/UTV Engine Products

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
  • HOT RODS Crankshaft Kit CBK0016

    HOT RODS Crankshaft Kit CBK0016

    HOT RODS

    $716.95
    If you're building a high-performance engine or restoring a classic with modern reliability, the HOT RODS Crankshaft Kit CBK0016 delivers factory-spec accuracy with proven durability. This complete assembly arrives ready for installation, eliminating the...
    09210390
    SKU:
    09210390
    Availability:
    Ships Same Business Day
    Weight:
    14.80 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $716.95
    Qty in Cart: 0
    Quantity:
    Price:
    $716.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0039

    HOT RODS Crankshaft Kit CBK0039

    HOT RODS

    $706.95
    If you're building a high-performance engine or rebuilding after significant wear, the HOT RODS Crankshaft Kit CBK0039 delivers the reliability and durability you need to handle extended rpm ranges and increased power loads. This factory-assembled...
    09210396
    SKU:
    09210396
    Availability:
    Ships Same Business Day
    Weight:
    16.35 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    $706.95
    Qty in Cart: 0
    Quantity:
    Price:
    $706.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0041

    HOT RODS Crankshaft Kit CBK0041

    HOT RODS

    $531.95
    If you're building a high-performance engine or refreshing a tired original, the HOT RODS Crankshaft Kit CBK0041 delivers factory-spec reliability with the durability to handle sustained power increases. This complete assembly arrives factory-assembled...
    09210397
    SKU:
    09210397
    Availability:
    Ships Same Business Day
    Weight:
    8.40 LBS
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    TYPE:
    OEM
    $531.95
    Qty in Cart: 0
    Quantity:
    Price:
    $531.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0042

    HOT RODS Crankshaft Kit CBK0042

    HOT RODS

    $622.95
    If you're building a high-displacement engine or restoring a performance platform, the HOT RODS Crankshaft Kit CBK0042 delivers the precision and durability required for sustained power output. This complete assembly arrives factory-assembled and true to...
    09210398
    SKU:
    09210398
    Availability:
    Ships Same Business Day
    Weight:
    11.55 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    $622.95
    Qty in Cart: 0
    Quantity:
    Price:
    $622.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0043

    HOT RODS Crankshaft Kit CBK0043

    HOT RODS

    $622.95
    If you're building a high-performance engine or refreshing a tired bottom end, the HOT RODS Crankshaft Kit CBK0043 delivers factory-spec reliability with the durability to handle aggressive tuning and sustained power demands. This complete assembly...
    09210399
    SKU:
    09210399
    Availability:
    Ships Same Business Day
    Weight:
    11.75 LBS
    TYPE:
    OEM
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    $622.95
    Qty in Cart: 0
    Quantity:
    Price:
    $622.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0080

    HOT RODS Crankshaft Kit CBK0080

    HOT RODS

    $741.95
    The HOT RODS Crankshaft Kit CBK0080 delivers factory-matched performance without compromise. Built to meet or exceed OEM specifications, this complete assembly is ready for immediate installation in applications requiring increased stroke length and...
    09210401
    SKU:
    09210401
    Availability:
    Ships Same Business Day
    Weight:
    14.75 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    $741.95
    Qty in Cart: 0
    Quantity:
    Price:
    $741.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0082

    HOT RODS Crankshaft Kit CBK0082

    HOT RODS

    $716.95
    If you're building a high-performance engine or restoring a classic, the HOT RODS Crankshaft Kit CBK0082 delivers the precision and durability you need for reliable power. This factory-assembled complete crankshaft assembly meets or exceeds OEM...
    09210402
    SKU:
    09210402
    Availability:
    Ships Same Business Day
    Weight:
    14.75 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    $716.95
    Qty in Cart: 0
    Quantity:
    Price:
    $716.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0083

    HOT RODS Crankshaft Kit CBK0083

    HOT RODS

    $835.95
    If you're building a high-performance engine or restoring a classic, the HOT RODS Crankshaft Kit CBK0083 delivers the precision and durability you need to handle increased displacement and power output. This factory-assembled complete crankshaft assembly...
    09210403
    SKU:
    09210403
    Availability:
    Ships Same Business Day
    Weight:
    17.15 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $835.95
    Qty in Cart: 0
    Quantity:
    Price:
    $835.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0096

    HOT RODS Crankshaft Kit CBK0096

    HOT RODS

    $835.95
    If you're serious about maximizing displacement and power output, a stroker crankshaft kit is one of the most effective upgrades available. The HOT RODS Crankshaft Kit CBK0096 delivers factory-spec accuracy with the durability required for high-RPM...
    09210404
    SKU:
    09210404
    Availability:
    Ships Same Business Day
    Weight:
    12.85 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $835.95
    Qty in Cart: 0
    Quantity:
    Price:
    $835.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0097

    HOT RODS Crankshaft Kit CBK0097

    HOT RODS

    $622.95
    If you're building a high-performance engine or restoring a classic with modern reliability, the HOT RODS Crankshaft Kit CBK0097 delivers factory-matched precision without compromise. This complete assembly arrives ready to install, featuring a Hot Rods...
    09210405
    SKU:
    09210405
    Availability:
    Ships Same Business Day
    Weight:
    14.37 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $622.95
    Qty in Cart: 0
    Quantity:
    Price:
    $622.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0098

    HOT RODS Crankshaft Kit CBK0098

    HOT RODS

    $662.95
    If you're building a high-performance engine or restoring a classic with serious power goals, the HOT RODS Crankshaft Kit CBK0098 delivers the reliability and precision you need to push hard without compromise. This factory-assembled crank is built to...
    09210406
    SKU:
    09210406
    Availability:
    Ships Same Business Day
    Weight:
    12.33 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $662.95
    Qty in Cart: 0
    Quantity:
    Price:
    $662.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0106

    HOT RODS Crankshaft Kit CBK0106

    HOT RODS

    $716.95
    If you're building or rebuilding an engine that demands reliability and performance beyond stock specifications, the HOT RODS Crankshaft Kit CBK0106 delivers the precision engineering required to handle increased power and RPM demands. This...
    09210407
    SKU:
    09210407
    Availability:
    Ships Same Business Day
    Weight:
    14.05 LBS
    TYPE:
    OEM
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    $716.95
    Qty in Cart: 0
    Quantity:
    Price:
    $716.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0112

    HOT RODS Crankshaft Kit CBK0112

    HOT RODS

    $874.95
    If you're building a high-performance engine or restoring a classic with increased displacement, the HOT RODS Crankshaft Kit CBK0112 delivers the durability and precision you need to handle aggressive power levels. This factory-assembled stroker crank...
    09210408
    SKU:
    09210408
    Availability:
    Ships Same Business Day
    Weight:
    13.70 LBS
    TYPE:
    OEM
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    $874.95
    Qty in Cart: 0
    Quantity:
    Price:
    $874.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0114

    HOT RODS Crankshaft Kit CBK0114

    HOT RODS

    $835.95
    The HOT RODS Crankshaft Kit CBK0114 delivers the stroke and durability your high-performance engine demands, whether you're building a stroker for increased displacement or replacing a worn OEM unit. This factory-assembled, true-to-spec crankshaft meets...
    09210409
    SKU:
    09210409
    Availability:
    Ships Same Business Day
    Weight:
    19.95 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    UNITS:
    KIT
    $835.95
    Qty in Cart: 0
    Quantity:
    Price:
    $835.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0116

    HOT RODS Crankshaft Kit CBK0116

    HOT RODS

    $901.95
    If you're building or rebuilding an engine with demanding performance requirements, the HOT RODS Crankshaft Kit CBK0116 delivers the reliability and precision you need without compromise. Factory-assembled and validated to OEM specifications, this...
    09210410
    SKU:
    09210410
    Availability:
    Ships Same Business Day
    Weight:
    19.44 LBS
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    OEM
    RIDING STYLE:
    UTV
    UNITS:
    KIT
    $901.95
    Qty in Cart: 0
    Quantity:
    Price:
    $901.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0140

    HOT RODS Crankshaft Kit CBK0140

    HOT RODS

    $689.95
    If you're building a high-performance engine or looking to increase displacement without a complete rebuild, the HOT RODS Crankshaft Kit CBK0140 delivers factory-matched reliability with measurable power gains. This complete assembly arrives...
    09210417
    SKU:
    09210417
    Availability:
    Ships Same Business Day
    Weight:
    14.40 LBS
    TYPE:
    STROKER
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    $689.95
    Qty in Cart: 0
    Quantity:
    Price:
    $689.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0145

    HOT RODS Crankshaft Kit CBK0145

    HOT RODS

    $795.95
    If you're building a high-performance engine or restoring a classic with upgraded displacement, the HOT RODS Crankshaft Kit CBK0145 delivers the durability and precision you need to handle increased boost and rpm. Factory-assembled and pre-tuned to OEM...
    09210418
    SKU:
    09210418
    Availability:
    Ships Same Business Day
    Weight:
    14.10 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    STROKER
    Qty in Cart: 0
    Quantity:
    Price:
    $795.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0146

    HOT RODS Crankshaft Kit CBK0146

    HOT RODS

    $741.95
    If you're building a high-performance engine or restoring a classic with modern reliability in mind, the HOT RODS Crankshaft Kit CBK0146 delivers factory-spec precision without compromise. This complete assembly arrives factory-assembled and true to OEM...
    09210419
    SKU:
    09210419
    Availability:
    Ships Same Business Day
    Weight:
    12.75 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    TYPE:
    STROKER
    $741.95
    Qty in Cart: 0
    Quantity:
    Price:
    $741.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0149

    HOT RODS Crankshaft Kit CBK0149

    HOT RODS

    $993.95
    If you're building a high-performance engine or restoring a classic with serious power goals, the HOT RODS Crankshaft Kit CBK0149 delivers the durability and precision you need to handle increased displacement and boost. Factory-assembled and validated...
    09210420
    SKU:
    09210420
    Availability:
    Ships Same Business Day
    Weight:
    13.77 LBS
    UNITS:
    KIT
    TYPE:
    STROKER
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    $993.95
    Qty in Cart: 0
    Quantity:
    Price:
    $993.95
    Subtotal:
  • HOT RODS Crankshaft Kit CBK0150

    HOT RODS Crankshaft Kit CBK0150

    HOT RODS

    $874.95
    If you're building a high-displacement engine or rebuilding your current powerplant, the HOT RODS Crankshaft Kit CBK0150 delivers the precision and durability you need to handle sustained power and RPM demands. This factory-assembled unit arrives true to...
    09210421
    SKU:
    09210421
    Availability:
    Ships Same Business Day
    Weight:
    21.20 LBS
    UNITS:
    KIT
    TYPE:
    STROKER
    PRODUCT NAME:
    CRANKSHAFT KIT
    RIDING STYLE:
    ATV
    $874.95
    Qty in Cart: 0
    Quantity:
    Price:
    $874.95
    Subtotal:
  • Total: items /

Adding your products to cart

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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