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
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Hot Cams Camshaft for Yamaha Grizzly 660 2002-2008 4034-1
HOT CAMS
$283.95A stock camshaft limits your Grizzly 660's potential, leaving power on the table across the RPM range. The HOT CAMS 4034-1 unlocks measurable gains in torque and horsepower while maintaining...09250504- SKU:
- 09250504
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- INTAKE LIFT METRIC:
- 9.02 MM
- RIDING STYLE:
- ATV
- TYPE:
- STAGE 1
- EXHAUST DURATION IMPERIAL:
- 248°
- EXHAUST LIFT METRIC:
- 9.20 MM
- APPLICATION:
- EXHAUST
- INTAKE DURATION IMPERIAL:
- 247°
- UNITS:
- EACH
$283.95 -
Hot Cams Stage 1 Camshaft for Honda TRX300EX 1993-2009 1058-1
HOT CAMS
$309.70The stock camshaft in your TRX300EX limits what your engine can actually deliver. Hot Cams Stage 1 swaps that constraint for real low-end torque and snappier throttle response—the kind of gains that...09250498- SKU:
- 09250498
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- APPLICATION:
- INTAKE
- EXHAUST LIFT METRIC:
- 7.50 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- EXHAUST DURATION IMPERIAL:
- 232°
- INTAKE DURATION IMPERIAL:
- 238°
- TYPE:
- STAGE 1
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- INTAKE LIFT METRIC:
- 7.05 MM
$309.70 -
Hot Cams Exhaust Camshaft for Polaris Outlaw 500 2006-2007 5046-1E
HOT CAMS
$391.95If you're serious about extracting maximum performance from your 2006-2007 Polaris Outlaw 500, your stock exhaust cam is leaving power on the table. The HOT CAMS 5046-1E exhaust camshaft unlocks...09250151- SKU:
- 09250151
- Availability:
- Ships Same Business Day
- Weight:
- 1.61 LBS
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- EXHAUST LIFT METRIC:
- 10.70 MM
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 235°
$391.95Qty in Cart: 0Quantity:Price:$391.95Subtotal: -
MOOSE UTILITY Oneway Clutch Bearing - Suzuki/Yamaha 11-912
MOOSE UTILITY
$75.95A worn or damaged one-way clutch bearing will compromise your engine's ability to engage and disengage smoothly, leading to power loss and potential internal damage. The MOOSE UTILITY 11-912 is an...09240425- SKU:
- 09240425
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- PRODUCT NAME:
- BEARING
- APPLICATION:
- CLUTCH
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$75.95 -
HOT RODS Plain Bearing Crankshaft CRBPLKIT-6Y
HOT RODS
$43.95A quality crankshaft rebuild demands equally rigorous main bearing and seal components—this kit delivers OE-equivalent performance without compromise. Whether you're restoring a Hot Rods stroker or...09240411- SKU:
- 09240411
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- BEARING
- TYPE:
- PLAIN
- UNITS:
- PAIR
$43.95 -
HOT RODS Plain Bearing Crankshaft CRBPLKIT-6G
HOT RODS
$41.95A crankshaft rebuild demands precision-engineered bearings and seals that can withstand extreme loads and maintain tight tolerances—this kit delivers exactly that. HOT RODS plain bearing kits are...09240410- SKU:
- 09240410
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- PLAIN
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- BEARING
- UNITS:
- PAIR
$41.95 -
HOT RODS Plain Bearing Crankshaft CRBPLKIT-6B
HOT RODS
$40.95A quality crankshaft rebuild starts with precision bearings and seals that can handle the loads of high-performance engines. Hot Rods bearing and seal kits are engineered to OE or better standards,...09240409- SKU:
- 09240409
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- PLAIN
- UNITS:
- PAIR
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- BEARING
$40.95 -
HOT RODS Crank Bearings K225
HOT RODS
$121.95A crankshaft is only as reliable as the bearings supporting it, and inferior bearing kits are a common failure point in high-revving engines. The HOT RODS K225 main bearing and seal kit ensures...09240042- SKU:
- 09240042
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- APPLICATION:
- MAIN CRANKSHAFT
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- TYPE:
- BALL
$121.95 -
HOT RODS Crank Bearings K023
HOT RODS
$37.95A crankshaft is only as reliable as its bearings. The HOT RODS K023 bearing and seal kit ensures proper load distribution, reduced friction, and extended engine longevity—critical when you're pushing...09240041- SKU:
- 09240041
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- RIDING STYLE:
- ATV
- APPLICATION:
- MAIN CRANKSHAFT
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
- UNITS:
- EACH
$37.95 -
HOT RODS Crank Bearings K017
HOT RODS
$115.95A crankshaft is only as reliable as the bearings that support it—and compromising on bearing quality is a direct path to catastrophic engine failure. HOT RODS K017 crank bearing kits deliver...09240040- SKU:
- 09240040
- Availability:
- Ships Same Business Day
- Weight:
- 0.97 LBS
- APPLICATION:
- MAIN CRANKSHAFT
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- TYPE:
- BALL
$115.95 -
HOT RODS Crank Bearings K014
HOT RODS
$138.95A crankshaft is only as reliable as its bearing surfaces. The HOT RODS K014 crank bearing kit delivers precision-engineered main bearings and seals that eliminate play, reduce friction, and maintain...09240038- SKU:
- 09240038
- Availability:
- Ships Same Business Day
- Weight:
- 1.66 LBS
- APPLICATION:
- MAIN CRANKSHAFT
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- TYPE:
- BALL
- UNITS:
- SET
$138.95 -
HOT RODS Crank Bearings K013
HOT RODS
$90.95A crankshaft is only as reliable as its bearing system. The HOT RODS K013 Crank Bearings are precision-engineered main bearing and seal kits designed to work seamlessly with HOT RODS crankshaft...09240037- SKU:
- 09240037
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
- RIDING STYLE:
- ATV
- APPLICATION:
- MAIN CRANKSHAFT
- UNITS:
- KIT
$90.95 -
HOT RODS Connecting Rod 8716
HOT RODS
$203.95If you're building or rebuilding a high-RPM engine, your connecting rods are the critical link between power and reliability. The HOT RODS 8716 is engineered to handle sustained high-speed operation...09230582- SKU:
- 09230582
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- MATERIAL:
- 8620 STEEL
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CONNECTING ROD
- UNITS:
- EACH
$203.95Qty in Cart: 0Quantity:Price:$203.95Subtotal: -
HOT RODS Connecting Rod 8729
HOT RODS
$185.95When you're pushing your engine to high RPM, a weak connecting rod becomes your biggest liability. The HOT RODS 8729 is engineered to handle extreme loads with 8620 AISI steel construction and...09230581- SKU:
- 09230581
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- RIDING STYLE:
- ATV
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD
- UNITS:
- EACH
$185.95Qty in Cart: 0Quantity:Price:$185.95Subtotal: -
HOT RODS Connecting Rod 8671
HOT RODS
$225.95When you're pushing your engine to its limits, your connecting rods are doing the same—transferring massive loads thousands of times per minute. The HOT RODS 8671 Connecting Rod is engineered for...09230228- SKU:
- 09230228
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- RIDING STYLE:
- ATV
- MATERIAL:
- 8620 STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
$225.95Qty in Cart: 0Quantity:Price:$225.95Subtotal: -
HOT RODS Crankshaft 4430
HOT RODS
$1,377.55The HOT RODS Crankshaft 4430 delivers the reliability and performance margin you need when building or rebuilding a high-output engine. Factory-assembled and trued to OEM specifications, this...09210607- SKU:
- 09210607
- Availability:
- Ships Same Business Day
- Weight:
- 21.60 LBS
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 4-CYCLE
- MATERIAL:
- 4140 STEEL
- TYPE:
- OEM STROKE
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 71.50 MM
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 850 CC
- UNITS:
- ASSEMBLY
$1,377.55Qty in Cart: 0Quantity:Price:$1,377.55Subtotal: -
HOT RODS Crankshaft 4429
HOT RODS
$900.95The HOT RODS Crankshaft 4429 is a factory-assembled, ready-to-install crankshaft engineered to meet or exceed OEM performance standards. Whether you're rebuilding a high-mileage engine or upgrading...09210606- SKU:
- 09210606
- Availability:
- Ships Same Business Day
- Weight:
- 14.65 LBS
- DISPLACEMENT:
- 450 CC TO 570 CC
- MATERIAL:
- 4140 STEEL
- RIDING STYLE:
- UTV
- STROKE LENGTH METRIC:
- 73.60 MM
- TYPE:
- OEM STROKE
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 4-CYCLE
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- ATV
$900.95 -
HOT RODS Crankshaft 4433
HOT RODS
$339.10The HOT RODS Crankshaft 4433 delivers the reliability and performance consistency your engine demands, whether you're running a stock rebuild or a high-output platform. Factory-assembled and trued to...09210603- SKU:
- 09210603
- Availability:
- Ships Same Business Day
- Weight:
- 19.80 LBS
- MATERIAL:
- 4140 STEEL
- STROKE LENGTH METRIC:
- 71.50 MM
- TYPE:
- OEM STROKE
- MODEL:
- 4-CYCLE
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 1000 CC
- FEATURES:
- STANDARD CRANKSHAFT
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- ATV
$339.10 -
HOT RODS Crankshaft Kit CBK0226
HOT RODS
$1,244.95If you're building a high-displacement or stroker engine, your stock crankshaft simply won't cut it. The HOT RODS Crankshaft Kit CBK0226 delivers factory-assembled precision with increased stroke...09210600- SKU:
- 09210600
- Availability:
- Ships Same Business Day
- Weight:
- 20.30 LBS
- PRODUCT NAME:
- CRANKSHAFT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$1,244.95 -
HOT RODS Crankshaft Kit CBK0224
HOT RODS
$1,191.95If you're building a high-displacement engine or need to recover stroke lost to boring, the HOT RODS Crankshaft Kit CBK0224 delivers factory-matched precision without compromise. This complete...09210599- SKU:
- 09210599
- Availability:
- Ships Same Business Day
- Weight:
- 25.00 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT
$1,191.95
