ATV/UTV Cylinders and Parts
ATV/UTV Cylinders & Parts at JJ Motorsports
Rebuild your ATV/UTV’s top end with premium cylinders and sleeves from JJ Motorsports, featuring standard-bore, high-compression kits, and sleeve/piston combos for maximum durability and power on Honda, Yamaha, and Suzuki models. These high-quality parts ensure leak-free sealing and reliable performance in off-road and racing conditions.
Shop Moose Racing, Cylinder Works, and LA Sleeve cylinders for race-proven strength. Explore related categories such as ATV/UTV engine for pistons and gaskets, or ATV/UTV for exhaust and suspension to complete your top-end rebuild and ride with total confidence across all conditions, from high-speed dunes to technical trails.
Top ATV/UTV Cylinders & Parts
- Moose Racing Cylinder Standard MSE10003 – Standard-bore cylinder for Yamaha Banshee; nickel-silicon plated for long life and heat resistance.
- Cylinder Works Cylinder Standard Bore High Compression 60006-K01HC – High-compression standard cylinder; fits Honda TRX300EX with increased power output.
- LA Sleeve Sleeve and Piston Kit Honda LAS-5293K-1 – Complete sleeve and piston kit for Honda; big-bore rebuild with custom cylinder sleeve.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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MOOSE RACING Cylinder - Standard - Brute Force MSE30007
MOOSE RACING
$462.95A worn or damaged cylinder compromises compression, efficiency, and overall engine reliability—costing you performance and consistency on the track or trail. The MOOSE RACING Cylinder restores OEM...09310512- SKU:
- 09310512
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- CAST
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- UTV
$462.95 -
MOOSE RACING Cylinder - Standard - Teryx MSE30008
MOOSE RACING
$462.95A worn or damaged cylinder compromises compression, power delivery, and engine reliability. The MOOSE RACING Cylinder restores OEM performance with precision engineering and a superior low-friction...09310513- SKU:
- 09310513
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- UTV
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- CAST
$462.95 -
Cylinder Works Standard Bore High Compression Cylinder Kit for Polaris General 1000 60006-K01HC
CYLINDER WORKS
$1,353.95When your Polaris General 1000 is ready to deliver more power, a high-compression cylinder upgrade is one of the most direct paths to increased horsepower and torque. The Cylinder Works Standard Bore...09310732- SKU:
- 09310732
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- BORE SIZE METRIC:
- 93.00 MM
- UNITS:
- EACH
- CYLINDER DIAMETER METRIC:
- 93.00 MM
- ENGINE TYPE:
- 4-CYCLE
- STYLE:
- HIGH COMPRESSION
- RIDING STYLE:
- UTV
- CYLINDER DIAMETER:
- 93,00 MM
- PRODUCT NAME:
- CYLINDER
$1,353.95Qty in Cart: 0Quantity:Price:$1,353.95Subtotal: -
Cylinder Works Big Bore Cylinder Kit for Polaris RZR 900 2015-2016 975cc 10.5:1 Compression 61004-K01
CYLINDER WORKS
$1,283.95If you're serious about extracting maximum horsepower from your Polaris RZR 900, a big bore cylinder kit is one of the most direct paths to measurable gains in power and throttle response. The...09310736- SKU:
- 09310736
- Availability:
- Ships Same Business Day
- Weight:
- 9.50 LBS
- CYLINDER DIAMETER METRIC:
- 93.00 MM
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- RIDING STYLE:
- UTV
- CYLINDER DIAMETER:
- 93,00 MM
- DISPLACEMENT:
- 1110 CC
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- OVERBORE METRIC:
- +5.00 MM
$1,283.95Qty in Cart: 0Quantity:Price:$1,283.95Subtotal: -
LA Sleeve Cylinder Sleeve 82mm Bore Arctic Cat 400 2002-2017 Suzuki Eiger 400 2002-2007 Suzuki KingQuad 400 2008-2024 FL5512
LA SLEEVE
$111.95A worn cylinder sleeve compromises compression, power delivery, and fuel efficiency—ultimately shortening your engine's lifespan. The LA SLEEVE FL5512 restores your 400cc engine to factory...09310140- SKU:
- 09310140
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- BORE SIZE METRIC:
- 82.00 MM
- PRODUCT NAME:
- CYLINDER SLEEVE
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$111.95Qty in Cart: 0Quantity:Price:$111.95Subtotal: -
LA Sleeve Cylinder Rebuild Kit for Honda TRX400EX 1999-2008 LAS-5293K-1
LA SLEEVE
$340.95If your Honda TRX400EX is showing signs of wear—loss of compression, sluggish throttle response, or declining power output—a top-end rebuild is the most cost-effective path to restoring peak...09310358- SKU:
- 09310358
- Availability:
- Ships Same Business Day
- Weight:
- 3.81 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
- MATERIAL:
- IRON
- RIDING STYLE:
- ATV
$340.95 -
LA Sleeve Cylinder Rebuild Kit for 1994-1999 Polaris Xplorer 300 LAS-5273K
LA SLEEVE
$395.95Your Polaris Xplorer 300 engine relies on precise tolerances and quality materials to deliver consistent power—and OEM components wear. This complete sleeve and piston rebuild kit restores...09310363- SKU:
- 09310363
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- MATERIAL:
- IRON
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
$395.95Qty in Cart: 0Quantity:Price:$395.95Subtotal: -
LA Sleeve Sleeve and Piston Kit Yamaha YFM350 Grizzly 2007-2010 LAS-5024K
LA SLEEVE
$302.95If you're running a 2007-2010 Yamaha YFM350 Grizzly, a worn top-end directly impacts power delivery and throttle response. This LA Sleeve Sleeve and Piston Kit addresses ring blow-by and compression...09310366- SKU:
- 09310366
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
- MATERIAL:
- IRON
- RIDING STYLE:
- ATV
$302.95 -
Cylinder Works Yamaha YFM700R Raptor 2015-2023 Standard Bore High Compression Cylinder Kit 20004-K02HC
CYLINDER WORKS
$867.95When your YFM700R Raptor demands more power and reliability, a complete cylinder kit with matched components is essential to realize that potential. The Cylinder Works High Compression kit delivers...09310654- SKU:
- 09310654
- Availability:
- Ships Same Business Day
- Weight:
- 8.50 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- DISPLACEMENT:
- 686 CC
- STYLE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 11.1:1
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CYLINDER KIT
- CYLINDER DIAMETER:
- 102,00 MM
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- UNITS:
- KIT
$867.95 -
Cylinder Works Big Bore Cylinder Kit YFM 700 Raptor 2006-2014 21004-K01
CYLINDER WORKS
$1,011.95If you're running a YFM 700 Raptor and want measurable power gains without extensive machine work, a big bore cylinder kit is one of the most direct paths to increased displacement and performance...09310655- SKU:
- 09310655
- Availability:
- Ships Same Business Day
- Weight:
- 9.20 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 105,00 MM
- CYLINDER DIAMETER METRIC:
- 105.00 MM
- OVERBORE METRIC:
- +3.00 MM
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 9.2:1
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 727 CC
- ENGINE TYPE:
- 4-CYCLE
$1,011.95Qty in Cart: 0Quantity:Price:$1,011.95Subtotal: -
MILLENNIUM Cylinder Kit K292
MILLENNIUM
$449.95If you're pushing your engine to the limit, a factory cylinder kit won't cut it. The MILLENNIUM K292 Big Bore Cylinder Kit delivers the structural integrity and thermal stability required for...09310699- SKU:
- 09310699
- Availability:
- Ships Same Business Day
- Weight:
- 6.01 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.2:1
- MATERIAL:
- PLATED
- STYLE:
- BIG BORE
- PRODUCT NAME:
- CYLINDER KIT
- UNITS:
- KIT
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- UTV
- BORE SIZE METRIC:
- 104.00 MM
- RIDING STYLE:
- ATV
$449.95Qty in Cart: 0Quantity:Price:$449.95Subtotal: -
MILLENNIUM Cylinder Kit K290
MILLENNIUM
$1,495.00When you're pushing your engine to the limit, stock internals become your biggest liability. The MILLENNIUM Cylinder Kit K290 replaces weak points with forged-steel components engineered to handle...09310701- SKU:
- 09310701
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- UNITS:
- KIT
- BORE SIZE METRIC:
- 98.00 MM
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- MATERIAL:
- 6061 BILLET ALUMINUM
- RIDING STYLE:
- UTV
$1,495.00 -
On Sale
MILLENNIUM Cylinder - +5mm - RZR 900 MT194
MILLENNIUM
MSRP: $999.95Now: $640.00Was: $999.95The MILLENNIUM Cylinder delivers measurable horsepower gains and extended engine life through advanced NSC plating and precision CNC machining. If you're running a RZR 900 and want maximum...09310702- SKU:
- 09310702
- Availability:
- Ships Same Business Day
- Weight:
- 5.90 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- MATERIAL:
- 6061 T6 ALUMINUM
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- OVERBORE METRIC:
- +5.00 MM
MSRP: $999.95Now: $640.00Was: $999.95 -
MILLENNIUM Cylinder Kit K289
MILLENNIUM
$1,495.00If you're serious about extracting maximum power and reliability from your engine, a proper big bore kit isn't optional—it's essential. The MILLENNIUM Cylinder Kit K289 delivers the displacement...09310703- SKU:
- 09310703
- Availability:
- Ships Same Business Day
- Weight:
- 10.20 LBS
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- BORE SIZE METRIC:
- 98.00 MM
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- MATERIAL:
- 6061 BILLET ALUMINUM
- RIDING STYLE:
- UTV
$1,495.00 -
MILLENNIUM Cylinder - +5mm - RZR 1000 MT195
MILLENNIUM
$999.95If you're running a RZR 1000 at the edge of performance, your stock cylinder is holding you back. The MILLENNIUM Cylinder delivers the displacement increase and wear resistance your engine needs to...09310704- SKU:
- 09310704
- Availability:
- Ships Same Business Day
- Weight:
- 6.20 LBS
- UNITS:
- KIT
- MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- UTV
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- OVERBORE METRIC:
- +5.00 MM
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
$999.95 -
MILLENNIUM Cylinder Kit K293
MILLENNIUM
$1,495.00When you're pushing your engine to the limit, a factory cylinder kit simply won't cut it. The MILLENNIUM K293 is a complete big bore solution engineered for racers and serious builders who demand...09310705- SKU:
- 09310705
- Availability:
- Ships Same Business Day
- Weight:
- 10.55 LBS
- MATERIAL:
- 6061 BILLET ALUMINUM
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- UNITS:
- KIT
- BORE SIZE METRIC:
- 85.00 MM
- RIDING STYLE:
- UTV
- COMPRESSION RATIO IMPERIAL:
- 10.75:1
$1,495.00 -
Cylinder Works Cylinder Head Kit Honda TRX450R 2006-2009 CH1004K01
CYLINDER WORKS
$705.95Upgrade your engine's performance with the CYLINDER WORKS Cylinder Head Kit CH1004K01. This high-quality replacement head is designed for enthusiasts seeking enhanced power and efficiency. Crafted in...09310884- SKU:
- 09310884
- Availability:
- Ships Same Business Day
- Weight:
- 5.81 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CYLINDER HEAD KIT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
$705.95 -
Cylinder Works Standard Bore Cylinder Yamaha Raptor 700R 2006-2024 20004
CYLINDER WORKS
$540.95Upgrade your Raptor 700 with the Cylinder Works Standard Cylinder, designed for seamless installation and exceptional performance. This high-quality cylinder is engineered to match OEM...09310395- SKU:
- 09310395
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- STYLE:
- STANDARD
- CYLINDER DIAMETER:
- 102,00 MM
- CYLINDER DIAMETER METRIC:
- 102.00 MM
$540.95 -
Cylinder Works Standard Bore Cylinder Kit for Yamaha YXR700F Rhino 700 2008-2013 20104
CYLINDER WORKS
$526.95Upgrade your Rhino 700 with the Cylinder Works Standard Cylinder, designed for seamless installation and exceptional performance. This direct bolt-on cylinder offers a perfect fit, ensuring you get...09310397- SKU:
- 09310397
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- CYLINDER DIAMETER:
- 102,00 MM
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- RIDING STYLE:
- UTV
- STYLE:
- STANDARD
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$526.95 -
Cylinder Works High Compression Cylinder Kit Yamaha YFZ450R 2009-2017 20003-K02HC
CYLINDER WORKS
$788.95Elevate your engine's performance with the CYLINDER WORKS High Compression Cylinder Kit. Designed for effortless installation, this kit offers a perfect fit and enhanced durability, ensuring your...09310377- SKU:
- 09310377
- Availability:
- Ships Same Business Day
- Weight:
- 4.65 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- UNITS:
- KIT
- CYLINDER DIAMETER:
- 95,00 MM
- RIDING STYLE:
- ATV
- STYLE:
- HIGH COMPRESSION
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- CYLINDER DIAMETER METRIC:
- 95.00 MM
- DISPLACEMENT:
- 449 CC
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
$788.95
