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
- MOOSE UTILITY Clutch Cover Gasket Seal 500-1265-PU – Durable seal for clutch cover protection.
- WINDEROSA Standard Bore Gasket Kit 810585 – Complete kit for engine sealing and rebuilds.
- WORKS CONNECTION Engine Timing Plug 24-590 – Precision plug for accurate timing adjustments.
- MOOSE RACING Connecting Rod MR5026 – High-strength rod for engine durability.
- MOOSE RACING Water Pump Rebuild Kit 821865 – Comprehensive kit for water pump maintenance.
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 Assembly 4006
HOT RODS
$515.95A long-stroke crankshaft assembly unlocks measurable gains in torque and low-end power for high-demand ATV applications, giving you the bottom-end reliability that separates consistent race finishes...H103- SKU:
- H103
- Availability:
- Ships Same Business Day
- Weight:
- 8.38 LBS
- COLOR/FINISH:
- STEEL
- MATERIAL:
- 4140 STEEL
- STROKE LENGTH METRIC:
- 72.00 MM
- UNITS:
- ASSEMBLY
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 2-CYCLE
- TYPE:
- OEM STROKE
- DISPLACEMENT:
- 250 CC
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$515.95Qty in Cart: 0Quantity:Price:$515.95Subtotal: -
HOT RODS Crankshaft Assembly 4001
HOT RODS
$696.10If you're building a high-performance long-stroke engine for your ATV, you need a crankshaft assembly that's been engineered to handle the increased demands of extended stroke applications. The HOT...H100- SKU:
- H100
- Availability:
- Ships Same Business Day
- Weight:
- 14.25 LBS
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 2-CYCLE
- STROKE LENGTH METRIC:
- 54.00 MM
- TYPE:
- OEM STROKE
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 350 CC
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- RIDING STYLE:
- ATV
$696.10 -
DID Cam Chain SCA0412ASDHA114
DID
$144.22A cam chain failure can leave you stranded—or worse, damage your entire engine. The DID Cam Chain SCA0412ASDHA114 delivers the precision engineering and durability you need to keep your engine...DSCA0412114- SKU:
- DSCA0412114
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- MODEL:
- SILENT
- NUMBER OF LINKS:
- 114
- CHAIN SIZE:
- SCA0412ASDHA
- PRODUCT NAME:
- CHAIN
- TYPE:
- CAM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$144.22 -
DID Cam Chain SCA0412ASV110LE
DID
$139.17A cam chain is the heartbeat of your engine's valve timing—and a worn or failing chain compromises both performance and reliability. The DID Cam Chain SCA0412ASV110LE delivers the precision...DSCA0412110- SKU:
- DSCA0412110
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- CHAIN SIZE:
- SCA0412ASV
- PRODUCT NAME:
- CHAIN
- MODEL:
- SILENT
- NUMBER OF LINKS:
- 110
- TYPE:
- CAM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$139.17 -
DID Cam Chain SCA0409ASDHA110
DID
$98.97A cam chain is only as reliable as its weakest component—and this DID unit eliminates that weakness entirely. Built for engines that demand precision at extreme RPM, the SCA0409ASDHA110 uses advanced...DSCA0409110- SKU:
- DSCA0409110
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- RIDING STYLE:
- ATV
- TYPE:
- CAM
- UNITS:
- EACH
- CHAIN SIZE:
- SCA0409ASDHA
- NUMBER OF LINKS:
- 110
- MODEL:
- SILENT
- PRODUCT NAME:
- CHAIN
$98.97 -
DID Cam Chain 25HDHA100
DID
$49.67A cam chain is the lifeline of your engine's valve timing—when it wears, power delivery suffers and catastrophic damage becomes a real risk. The DID Cam Chain 25HDHA100 is engineered to handle the...D25HDHA100- SKU:
- D25HDHA100
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- PRODUCT NAME:
- CHAIN
- CHAIN SIZE:
- 25HDHA
- TYPE:
- CAM
- UNITS:
- EACH
- MODEL:
- ROLLER
- NUMBER OF LINKS:
- 100
- RIDING STYLE:
- OFF-ROAD
$49.67Qty in Cart: 0Quantity:Price:$49.67Subtotal: -
DID Cam Chain 25H82
DID
$24.64If you're running high-RPM applications or building an engine that demands reliability under sustained load, cam chain wear is a silent killer that compromises both performance and longevity. The DID...D25H82- SKU:
- D25H82
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- ROLLER
- CHAIN SIZE:
- 25H
- NUMBER OF LINKS:
- 82
- PRODUCT NAME:
- CHAIN
- RIDING STYLE:
- ATV
- TYPE:
- CAM
- UNITS:
- EACH
$24.64 -
DID Cam Chain 25H104
DID
$31.25A reliable cam chain is foundational to engine longevity and consistent performance—especially in high-rpm applications where wear accelerates quickly. The DID Cam Chain 25H104 combines precision...D25H104- SKU:
- D25H104
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- NUMBER OF LINKS:
- 104
- PRODUCT NAME:
- CHAIN
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- CHAIN SIZE:
- 25H
- MODEL:
- ROLLER
- TYPE:
- CAM
$31.25 -
DID Cam Chain 25H100
DID
$30.06A worn or degraded cam chain directly compromises engine timing precision and reliability—especially in high-RPM applications where tolerances matter most. The DID Cam Chain 25H100 is engineered to...D25H100- SKU:
- D25H100
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MODEL:
- ROLLER
- CHAIN SIZE:
- 25H
- TYPE:
- CAM
- NUMBER OF LINKS:
- 100
- PRODUCT NAME:
- CHAIN
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$30.06Qty in Cart: 0Quantity:Price:$30.06Subtotal: -
DID Cam Chain 219FTSSDHA90
DID
$66.31A chain is only as reliable as its smallest component—and this DID 219FTSSDHA90 cam chain is engineered to handle sustained high-RPM operation without the wear that compromises timing precision. The...D219FTSSDH90- SKU:
- D219FTSSDH90
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- ATV
- TYPE:
- CAM
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN
- CHAIN SIZE:
- 219FTSSDHA
- MODEL:
- ROLLER
- NUMBER OF LINKS:
- 90
$66.31 -
DID Cam Chain 05T90
DID
$101.66A cam chain is critical to maintaining precise valve timing under sustained high-RPM operation—any slack or wear directly compromises engine efficiency and reliability. The DID Cam Chain 05T90...D05T90- SKU:
- D05T90
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
- NUMBER OF LINKS:
- 90
- MODEL:
- ROLLER
- CHAIN SIZE:
- 05T
- PRODUCT NAME:
- CHAIN
- RIDING STYLE:
- ATV
- TYPE:
- CAM
- UNITS:
- EACH
$101.66 -
HOT RODS Connecting Rod 8605
HOT RODS
$219.95When you're pushing an engine to its limits, your connecting rods are under extreme stress—and OE replacements often fail under sustained high-RPM loads. The HOT RODS 8605 is engineered with...CR189- SKU:
- CR189
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- FEATURES:
- INCLUDES THRUST WASHERS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
$219.95 -
HOT RODS Connecting Rod 8609
HOT RODS
$232.95When you're pushing your engine to its limits, a connecting rod failure can end your season—or worse. The HOT RODS 8609 is engineered for the extreme demands of high-RPM racing, combining certified...CR188- SKU:
- CR188
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
$232.95 -
HOT RODS Connecting Rod 8603
HOT RODS
$123.95When you're pushing your engine to its limits, your connecting rods are working harder than any other component on the crankshaft. The HOT RODS 8603 is built to survive that punishment—engineered...CR184- SKU:
- CR184
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- UNITS:
- KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ATV
$123.95 -
HOT RODS Connecting Rod 8158
HOT RODS
$165.95A connecting rod is the critical link between your piston and crankshaft—it must handle extreme forces, precise tolerances, and sustained RPM without failure. The HOT RODS 8158 is engineered for...CR178- SKU:
- CR178
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- RIDING STYLE:
- ATV
- SIZE METRIC:
- +5 MM
- PRODUCT NAME:
- CONNECTING ROD KIT
- UNITS:
- KIT
- MATERIAL:
- 8620 STEEL
$165.95Qty in Cart: 0Quantity:Price:$165.95Subtotal: -
HOT RODS Connecting Rod 8155
HOT RODS
$225.95When you're pushing your engine to its limits, connecting rod failure isn't just expensive—it's catastrophic. The HOT RODS 8155 is engineered to handle the extreme pressures of high-RPM racing with...CR176- SKU:
- CR176
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- UNITS:
- KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- RIDING STYLE:
- ATV
- ENGINE TYPE:
- 2-CYCLE
$225.95Qty in Cart: 0Quantity:Price:$225.95Subtotal: -
HOT RODS Connecting Rod 8144
HOT RODS
$151.95If you're building or rebuilding a high-performance engine, your connecting rods need to handle extreme combustion pressures and sustained RPM without failure. The HOT RODS 8144 is engineered for...CR170- SKU:
- CR170
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- ENGINE TYPE:
- 2-CYCLE
- RIDING STYLE:
- ATV
- FEATURES:
- INCLUDES THRUST WASHERS
- UNITS:
- KIT
$151.95 -
HOT RODS Connecting Rod 8146
HOT RODS
$200.95When you're pushing your engine to the limit, a stock connecting rod becomes your weakest link. The HOT RODS 8146 is engineered to handle extreme RPM loads and sustained high-power output without...CR169- SKU:
- CR169
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- ENGINE TYPE:
- 2-CYCLE
- MATERIAL:
- 8620 STEEL
- RIDING STYLE:
- ATV
- FEATURES:
- INCLUDES THRUST WASHERS
- UNITS:
- KIT
$200.95 -
HOT RODS Connecting Rod 8145
HOT RODS
$200.95A connecting rod is only as reliable as its ability to withstand extreme combustion pressures and sustained high-RPM cycling—failure here means catastrophic engine damage. The HOT RODS 8145 combines...CR168- SKU:
- CR168
- Availability:
- Ships Same Business Day
- Weight:
- 1.13 LBS
- ENGINE TYPE:
- 2-CYCLE
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- FEATURES:
- INCLUDES THRUST WASHERS
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
$200.95 -
COMETIC Top End Gasket Set - Banshee C7316
COMETIC
$40.95A failing top-end gasket will kill your engine's power output and reliability. The COMETIC C7316 ensures proper combustion sealing with multi-layered steel construction and Viton rubber coating,...C7316- SKU:
- C7316
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BORE SIZE METRIC:
- 68.00 MM
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$40.95
