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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MILLENNIUM Cylinder Kit K290
MILLENNIUM
$1,495.00Complete bolt-on Big Bore kit for ultimate strength, durability and power, Includes purpose-built, state-of-the-art, high-performance forged piston kit with rings, tool steel wrist pins and locks, Comes with complete gasket kit, Made in the U.S.A.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: $999.95Nickel silicon carbide (NSC) plated cylinder, CNC machined from 6061 aluminum, Maximum strength, durability, and power09310702- 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
$1,495.00Complete bolt-on Big Bore kit for ultimate strength, durability and power, Includes purpose-built, state-of-the-art, high-performance forged piston kit with rings, tool steel wrist pins and locks, Comes with complete gasket kit, Made in the U.S.A.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
$999.95Nickel silicon carbide (NSC) plated cylinder, CNC machined from 6061 aluminum, Maximum strength, durability, and power09310704- 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
$1,495.00Complete bolt-on Big Bore kit for ultimate strength, durability and power, Includes purpose-built, state-of-the-art, high-performance forged piston kit with rings, tool steel wrist pins and locks, Comes with complete gasket kit, Made in the U.S.A.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 -
On Sale
MILLENNIUM Cylinder - +5mm - RZR 800 MT187
MILLENNIUM
MSRP: $1,059.95Now: $678.00Was: $1,059.95Nickel silicon carbide (NSC) plated cylinder, CNC machined from 6061 aluminum, Maximum strength, durability, and power09310706- SKU:
- 09310706
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.75:1
- MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- UTV
- OVERBORE METRIC:
- +5.00 MM
- STYLE:
- BIG BORE
MSRP: $1,059.95Now: $678.00Was: $1,059.95Qty in Cart: 0Quantity:Price:MSRP: $1,059.95Now: $678.00Was: $1,059.95Subtotal: -
On Sale
Cylinder Works Cylinder Head Kit Honda TRX450R 2006-2009 CH1004K01
CYLINDER WORKS
MSRP: $705.95Now: $635.36Was: $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 the U.S.A., it features precision components that...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
MSRP: $705.95Now: $635.36Was: $705.95 -
On Sale
Cylinder Works Standard Bore Cylinder Yamaha Raptor 700R 2006-2024 20004
CYLINDER WORKS
MSRP: $540.95Now: $486.86Was: $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 specifications, ensuring a perfect fit and reliable operation...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
MSRP: $540.95Now: $486.86Was: $540.95 -
On Sale
Cylinder Works Standard Bore Cylinder Kit for Yamaha YXR700F Rhino 700 2008-2013 20104
CYLINDER WORKS
MSRP: $526.95Now: $474.26Was: $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 back on the trails with confidence. Crafted in the U.S.A...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
MSRP: $526.95Now: $474.26Was: $526.95 -
On Sale
Cylinder Works High Compression Cylinder Kit Yamaha YFZ450R 2009-2017 20003-K02HC
CYLINDER WORKS
MSRP: $788.95Now: $710.06Was: $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 engine runs smoothly and efficiently. With high-quality...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
MSRP: $788.95Now: $710.06Was: $788.95Qty in Cart: 0Quantity:Price:MSRP: $788.95Now: $710.06Was: $788.95Subtotal: -
On Sale
Cylinder Works Yamaha YFM700R Raptor 2006-2014 Big Bore Cylinder Kit 21004-K01
CYLINDER WORKS
MSRP: $1,011.95Now: $910.76Was: $1,011.95Enhance your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for a seamless fit, this ready-to-install kit delivers superior durability and efficiency without the need for re-plating. Experience improved power and reduced...09310380- SKU:
- 09310380
- Availability:
- Ships Same Business Day
- Weight:
- 9.12 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
MSRP: $1,011.95Now: $910.76Was: $1,011.95 -
On Sale
Cylinder Works Standard Bore Cylinder Kit for Honda TRX-450R 2004-2005 10003-K01
CYLINDER WORKS
MSRP: $664.95Now: $598.46Was: $664.95Experience enhanced performance and reliability with the CYLINDER WORKS Cylinder Kit. Designed as a direct bolt-on replacement, this kit ensures a seamless installation while maintaining the look and feel of original equipment. Featuring high-quality...09310284- SKU:
- 09310284
- Availability:
- Ships Same Business Day
- Weight:
- 5.10 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 94,00 MM
- CYLINDER DIAMETER METRIC:
- 94.00 MM
- STYLE:
- STANDARD
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 449 CC
- PRODUCT NAME:
- CYLINDER KIT
- UNITS:
- KIT
MSRP: $664.95Now: $598.46Was: $664.95 -
On Sale
Cylinder Works Standard Bore Cylinder Kit for Suzuki LT-R450 2006-2009 40002-K01
CYLINDER WORKS
MSRP: $744.95Now: $670.46Was: $744.95Upgrade your engine with the CYLINDER WORKS Cylinder Kit, designed for seamless installation and optimal performance. This kit offers a perfect blend of durability and efficiency, ensuring your engine runs smoothly while maintaining a look identical to...09310286- SKU:
- 09310286
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 95,50 MM
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- CYLINDER DIAMETER METRIC:
- 95.50 MM
- DISPLACEMENT:
- 449 CC
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
- COMPRESSION RATIO IMPERIAL:
- 11.7:1
- STYLE:
- STANDARD
MSRP: $744.95Now: $670.46Was: $744.95 -
On Sale
Cylinder Works High Compression Cylinder Kit Honda TRX450R 2004-2005 10003-K01HC
CYLINDER WORKS
MSRP: $731.95Now: $658.76Was: $731.95Elevate your engine's performance with the CYLINDER WORKS High Compression Cylinder Kit. Designed for easy installation, this kit offers a perfect fit without the need for re-plating, ensuring a seamless upgrade that mirrors OEM specifications...09310301- SKU:
- 09310301
- Availability:
- Ships Same Business Day
- Weight:
- 5.10 LBS
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
- CYLINDER DIAMETER:
- 94,00 MM
- DISPLACEMENT:
- 450 CC
- COMPRESSION RATIO IMPERIAL:
- 13.1:1
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 94.00 MM
- RIDING STYLE:
- ATV
- STYLE:
- HIGH COMPRESSION
MSRP: $731.95Now: $658.76Was: $731.95 -
On Sale
Cylinder Works High Compression Cylinder Kit Yamaha YFZ450 2004-2013 20001-K01HC
CYLINDER WORKS
MSRP: $788.95Now: $710.06Was: $788.95Elevate your engine's performance with the High Compression Cylinder Kit designed for seamless installation. This ready-to-use, direct bolt-on kit mirrors the quality and appearance of OEM cylinders while enhancing durability and efficiency. With Vertex...09310304- SKU:
- 09310304
- Availability:
- Ships Same Business Day
- Weight:
- 4.85 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- CYLINDER DIAMETER:
- 95,00 MM
- CYLINDER DIAMETER METRIC:
- 95.00 MM
- DISPLACEMENT:
- 449 CC
- ENGINE TYPE:
- 2-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- HIGH COMPRESSION
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- RIDING STYLE:
- ATV
- UNITS:
- KIT
MSRP: $788.95Now: $710.06Was: $788.95 -
On Sale
Cylinder Works Standard Bore Cylinder for Honda TRX450R 2006-2009 10005
CYLINDER WORKS
MSRP: $380.95Now: $342.86Was: $380.95Upgrade your engine's performance with the Cylinder Works Standard 10005, a high-quality, ready-to-install cylinder designed for seamless integration. Engineered to meet the highest standards, this cylinder offers exceptional durability and reliability,...09310165- SKU:
- 09310165
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 96,00 MM
- OVERBORE METRIC:
- STANDARD
- STYLE:
- STANDARD
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- DISPLACEMENT:
- 449 CC
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER
- CYLINDER DIAMETER METRIC:
- 96.00 MM
MSRP: $380.95Now: $342.86Was: $380.95 -
On Sale
Cylinder Works Standard Bore Cylinder Kit Yamaha YFM700R Raptor 2013-2018 20004-K02
CYLINDER WORKS
MSRP: $842.95Now: $758.66Was: $842.95Upgrade your engine with the CYLINDER WORKS Cylinder Kit, designed for effortless installation and exceptional performance. This ready-to-install kit features a precise fit and is crafted to look and function just like OEM cylinders, ensuring reliability...09310653- SKU:
- 09310653
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- DISPLACEMENT:
- 686 CC
- STYLE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 9.2:1
- CYLINDER DIAMETER:
- 102,00 MM
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- PRODUCT NAME:
- CYLINDER KIT
- UNITS:
- KIT
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ATV
MSRP: $842.95Now: $758.66Was: $842.95 -
On Sale
Cylinder Works Standard Bore Cylinder Kit Yamaha YFM700 Grizzly EPS 2019-2022 20104-K02
CYLINDER WORKS
MSRP: $842.95Now: $758.66Was: $842.95Experience exceptional performance and reliability with the CYLINDER WORKS Cylinder Kit. Designed for easy installation, this ready-to-use kit features a direct bolt-on design that mirrors the quality of OEM cylinders. With Vertex pistons included, you...09310606- SKU:
- 09310606
- Availability:
- Ships Same Business Day
- Weight:
- 8.35 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 102,00 MM
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.2:1
- RIDING STYLE:
- ATV
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER KIT
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- DISPLACEMENT:
- 686 CC
- RIDING STYLE:
- UTV
- STYLE:
- STANDARD
MSRP: $842.95Now: $758.66Was: $842.95 -
On Sale
Cylinder Works Big Bore Cylinder Kit Yamaha Grizzly 700 2014-2015 21104-K02
CYLINDER WORKS
MSRP: $982.95Now: $884.66Was: $982.95Enhance your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this high-quality kit offers a perfect fit with no need for re-plating, ensuring your motorcycle runs smoothly and efficiently. Experience...09310608- SKU:
- 09310608
- Availability:
- Ships Same Business Day
- Weight:
- 9.50 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- 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
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- DISPLACEMENT:
- 727 CC
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- UTV
MSRP: $982.95Now: $884.66Was: $982.95 -
On Sale
Cylinder Works Big Bore Cylinder Kit for Kawasaki KVF750 Brute Force 2015-2023 31007-K02
CYLINDER WORKS
MSRP: $1,454.95Now: $1,309.46Was: $1,454.95Upgrade your engine's performance effortlessly with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this kit provides a reliable, high-quality replacement that enhances power while maintaining a factory-like appearance. With...09310613- SKU:
- 09310613
- Availability:
- Ships Same Business Day
- Weight:
- 8.90 LBS
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- BIG BORE
- CYLINDER DIAMETER:
- 91,00 MM
- OVERBORE METRIC:
- +6.00 MM
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER METRIC:
- 91.00 MM
- DISPLACEMENT:
- 860 CC
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- ATV
MSRP: $1,454.95Now: $1,309.46Was: $1,454.95
