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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 Water Pump Repair Kit Kawasaki WPK0037

    HOT RODS Water Pump Repair Kit Kawasaki WPK0037

    HOT RODS

    $30.95
    A leaking water pump compromises engine cooling efficiency and can lead to catastrophic overheating. This HOT RODS repair kit restores your Kawasaki's cooling system to OEM specifications with precision-engineered components, eliminating the need for a...
    09342945
    SKU:
    09342945
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ATV
    TYPE:
    WATER PUMP REPAIR
    $30.95
    Qty in Cart: 0
    Quantity:
    Price:
    $30.95
    Subtotal:
  • HOT RODS Water Pump Repair Kit - Suzuki WPK0043

    HOT RODS Water Pump Repair Kit - Suzuki WPK0043

    HOT RODS

    $55.95
    A leaking water pump compromises cooling system integrity and can lead to catastrophic engine damage if ignored. This HOT RODS repair kit supplies OEM-quality replacement components—gaskets, bearings, and seals—to restore your pump's reliability without...
    09342951
    SKU:
    09342951
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ATV
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    $55.95
    Qty in Cart: 0
    Quantity:
    Price:
    $55.95
    Subtotal:
  • HOT RODS Water Pump Repair Kit - Suzuki WPK0054

    HOT RODS Water Pump Repair Kit - Suzuki WPK0054

    HOT RODS

    $54.95
    A leaking water pump doesn't just waste coolant—it risks catastrophic engine damage from overheating. This HOT RODS repair kit gives you OEM-quality components at a fraction of replacement pump costs, letting you restore full cooling system integrity...
    09342960
    SKU:
    09342960
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ATV
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • HOT RODS Water Pump Shaft Kit - Polaris HR00003

    HOT RODS Water Pump Shaft Kit - Polaris HR00003

    HOT RODS

    $82.95
    A failing water pump shaft compromises cooling system reliability and can lead to catastrophic engine damage on the track or trail. The HOT RODS Water Pump Shaft Kit delivers OEM-quality components engineered to restore proper coolant circulation and...
    09320223
    SKU:
    09320223
    Availability:
    Ships Same Business Day
    Weight:
    0.66 LBS
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    SHAFT
    TYPE:
    WATER PUMP
    UNITS:
    KIT
    RIDING STYLE:
    ATV
    $82.95
    Qty in Cart: 0
    Quantity:
    Price:
    $82.95
    Subtotal:
  • HOT RODS Water Pump Repair Kit HR00010

    HOT RODS Water Pump Repair Kit HR00010

    HOT RODS

    $104.95
    A failing water pump can quickly sideline your vehicle and leave you stranded. This repair kit gives you everything needed to restore pump integrity without a complete replacement—saving time and money while maintaining OEM-level reliability. Whether...
    09320224
    SKU:
    09320224
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    REPAIR KIT
    TYPE:
    WATER PUMP
    UNITS:
    KIT
    $104.95
    Qty in Cart: 0
    Quantity:
    Price:
    $104.95
    Subtotal:
  • HOT RODS Water Pump Shaft Kit HRSHA-006

    HOT RODS Water Pump Shaft Kit HRSHA-006

    HOT RODS

    $15.95
    A worn or damaged water pump shaft compromises your cooling system's efficiency, risking overheating and catastrophic engine failure during high-performance driving. The HOT RODS Water Pump Shaft Kit HRSHA-006 delivers OEM-quality replacement components...
    09320226
    SKU:
    09320226
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    TYPE:
    WATER PUMP
    UNITS:
    KIT
    PRODUCT NAME:
    REPAIR KIT
    RIDING STYLE:
    UTV
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • HOT RODS Water Pump Repair Kit WPK0069

    HOT RODS Water Pump Repair Kit WPK0069

    HOT RODS

    $74.95
    A failing water pump doesn't just waste your time on the sidelines—it threatens engine damage and costly downtime. This repair kit gives you everything needed to restore pump integrity without replacing the entire assembly, saving both money and build...
    09320227
    SKU:
    09320227
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    PRODUCT NAME:
    REPAIR KIT
    TYPE:
    WATER PUMP
    $74.95
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
    Subtotal:
  • HOT RODS Water Pump Repair Kit WPK0070

    HOT RODS Water Pump Repair Kit WPK0070

    HOT RODS

    $54.95
    A failing water pump doesn't just compromise cooling efficiency—it risks catastrophic engine damage and costly downtime. The HOT RODS Water Pump Repair Kit WPK0070 gives you the precision components needed to restore your pump to OEM performance...
    09320228
    SKU:
    09320228
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    REPAIR KIT
    TYPE:
    WATER PUMP
    UNITS:
    KIT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • HOT RODS Bearing Connecting Rod - Brown RBPL-003B

    HOT RODS Bearing Connecting Rod - Brown RBPL-003B

    HOT RODS

    $34.95
    A connecting rod is the critical link between your piston and crankshaft—and its bearing surfaces must handle extreme pressures and temperatures without compromise. The HOT RODS Bearing Connecting Rod delivers OE or better quality construction, ensuring...
    09230333
    SKU:
    09230333
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    UTV
    STYLE:
    UNDERSIZE
    THICKNESS METRIC:
    1.482 MM - 1.486 MM
    UNITS:
    PAIR
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    ATV
    TYPE:
    ROD
    $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • HOT RODS Bearing Connecting Rod - Green RBPL-003G

    HOT RODS Bearing Connecting Rod - Green RBPL-003G

    HOT RODS

    $42.95
    A connecting rod is the critical link between your piston and crankshaft—any weakness here directly compromises engine reliability and performance under load. The HOT RODS Bearing Connecting Rod delivers OE-or-better quality construction, ensuring...
    09230334
    SKU:
    09230334
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    ATV
    STYLE:
    OVERSIZE
    THICKNESS METRIC:
    1.490 MM - 1.494 MM
    TYPE:
    ROD
    UNITS:
    SET
    $42.95
    Qty in Cart: 0
    Quantity:
    Price:
    $42.95
    Subtotal:
  • HOT RODS Bearing Connecting Rod - Yellow RBPL-003Y

    HOT RODS Bearing Connecting Rod - Yellow RBPL-003Y

    HOT RODS

    $42.95
    A connecting rod is the critical link between your piston and crankshaft, transmitting combustion forces while maintaining precise geometry under extreme stress. The HOT RODS Bearing Connecting Rod delivers OE or better quality construction, ensuring...
    09230335
    SKU:
    09230335
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    ATV
    STYLE:
    STANDARD
    THICKNESS METRIC:
    1.486 MM - 1.490 MM
    TYPE:
    ROD
    RIDING STYLE:
    UTV
    UNITS:
    SET
    $42.95
    Qty in Cart: 0
    Quantity:
    Price:
    $42.95
    Subtotal:
  • HOT RODS Connecting Rod 8675

    HOT RODS Connecting Rod 8675

    HOT RODS

    $232.95
    When you're pushing peak RPM and demanding maximum durability, a stock connecting rod becomes your weakest link. The HOT RODS 8675 is engineered for sustained high-performance operation with certified materials and precision manufacturing that handles...
    09230336
    SKU:
    09230336
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    RIDING STYLE:
    UTV
    STYLE:
    HEAVY DUTY
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    $232.95
    Qty in Cart: 0
    Quantity:
    Price:
    $232.95
    Subtotal:
  • HOT RODS Connecting Rod 8688

    HOT RODS Connecting Rod 8688

    HOT RODS

    $225.95
    When you're pushing your engine to the limit, your connecting rods are the critical link between power and catastrophic failure. HOT RODS 8688 connecting rods deliver the strength and precision engineering needed for sustained high-RPM performance,...
    09230337
    SKU:
    09230337
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    ATV
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    $225.95
    Qty in Cart: 0
    Quantity:
    Price:
    $225.95
    Subtotal:
  • HOT RODS Connecting Rod 8691

    HOT RODS Connecting Rod 8691

    HOT RODS

    $305.95
    Whether you're building a high-revving engine or replacing failed OEM rods, the HOT RODS 8691 Connecting Rod delivers the strength and precision needed for sustained performance at extreme RPMs. Engineered with case-hardened crankpins, caged needle...
    09230338
    SKU:
    09230338
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    ATV
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    FEATURES:
    INCLUDES THRUST WASHERS
    $305.95
    Qty in Cart: 0
    Quantity:
    Price:
    $305.95
    Subtotal:
  • HOT RODS Connecting Rod 8703

    HOT RODS Connecting Rod 8703

    HOT RODS

    $165.95
    When you're pushing your engine to its limits, connecting rod failure isn't an option—it's catastrophic. The HOT RODS 8703 is engineered for sustained high-RPM performance with certified 8620 AISI steel and precision bearing surfaces that eliminate the...
    09230355
    SKU:
    09230355
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    FEATURES:
    INCLUDES THRUST WASHERS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    UTV
    MATERIAL:
    8620 STEEL
    $165.95
    Qty in Cart: 0
    Quantity:
    Price:
    $165.95
    Subtotal:
  • HOT RODS Bearing Connecting Rod RBPL-005B

    HOT RODS Bearing Connecting Rod RBPL-005B

    HOT RODS

    $48.95
    A connecting rod is the critical link between your piston and crankshaft—it must handle extreme forces while maintaining tight tolerances, or your entire engine suffers. The HOT RODS Bearing Connecting Rod RBPL-005B delivers OE-or-better quality...
    09230358
    SKU:
    09230358
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    TYPE:
    ROD
    RIDING STYLE:
    ATV
    THICKNESS METRIC:
    1.503 MM - 1.506 MM
    UNITS:
    SET
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    UTV
    STYLE:
    UNDERSIZE
    $48.95
    Qty in Cart: 0
    Quantity:
    Price:
    $48.95
    Subtotal:
  • HOT RODS Bearing Connecting Rod RBPL-005Y

    HOT RODS Bearing Connecting Rod RBPL-005Y

    HOT RODS

    $48.95
    A connecting rod is the critical link between your piston and crankshaft—any weakness here compromises both engine reliability and power delivery. The HOT RODS Bearing Connecting Rod (RBPL-005Y) delivers OE or better quality construction, ensuring...
    09230361
    SKU:
    09230361
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    ATV
    THICKNESS METRIC:
    1.509 MM - 1.512 MM
    UNITS:
    SET
    PRODUCT NAME:
    BEARING
    TYPE:
    ROD
    STYLE:
    OVERSIZE
    $48.95
    Qty in Cart: 0
    Quantity:
    Price:
    $48.95
    Subtotal:
  • HOT RODS Connecting Rod 8713

    HOT RODS Connecting Rod 8713

    HOT RODS

    $198.95
    When you're building or rebuilding a high-performance engine, your connecting rods are the critical link between power generation and reliability. The HOT RODS 8713 is engineered to handle sustained high-RPM loads without flex, distortion, or...
    09230383
    SKU:
    09230383
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    FEATURES:
    INCLUDES THRUST WASHERS
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    $198.95
    Qty in Cart: 0
    Quantity:
    Price:
    $198.95
    Subtotal:
  • HOT RODS Connecting Rod 8613

    HOT RODS Connecting Rod 8613

    HOT RODS

    $219.95
    A connecting rod is only as strong as its weakest point—and this assembly eliminates compromises through precision engineering and high-grade materials. Whether you're building a naturally aspirated engine or running forced induction, the HOT RODS 8613...
    09230028
    SKU:
    09230028
    Availability:
    Ships Same Business Day
    Weight:
    2.18 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    ATV
    MATERIAL:
    8620 STEEL
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    $219.95
    Qty in Cart: 0
    Quantity:
    Price:
    $219.95
    Subtotal:
  • HOT RODS Connecting Rod 8614

    HOT RODS Connecting Rod 8614

    HOT RODS

    $245.95
    If you're building a high-rpm engine or replacing worn internals, a quality connecting rod is non-negotiable—it's the critical link between your crankshaft and piston, and failure means catastrophic engine damage. The HOT RODS 8614 is engineered for...
    09230029
    SKU:
    09230029
    Availability:
    Ships Same Business Day
    Weight:
    2.18 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    RIDING STYLE:
    UTV
    $245.95
    Qty in Cart: 0
    Quantity:
    Price:
    $245.95
    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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