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CYLINDER WORKS

CYLINDER WORKS

CYLINDER WORKS

Cylinder Works Cylinders, Piston Kits, and Gasket Sets at JJ Motorsports

Cylinder Works, founded in 2000 by Ron Hamp—who previously worked for leading motorcycle manufacturers—has established itself as a premier brand in the powersports industry, specializing in high-quality cylinder kits for dirt bikes, ATVs, and UTVs. With a focus on reliability, durability, and easy installation, Cylinder Works uses advanced technologies and materials to provide direct OEM replacements and performance upgrades that enhance engine efficiency and power for both professional racers and amateur riders.

At JJ Motorsports, we offer a comprehensive selection of Cylinder Works products, including 66.4mm Cylinders for Yamaha YZ250 to maintain optimal compression, Standard Bore Cylinder Kits for Kawasaki KRT750 Teryx4 for seamless replacements, and High Compression Cylinder Kits to boost performance. Whether you're rebuilding an engine or upgrading for more power, Cylinder Works delivers precise-fit solutions compatible with major brands like Yamaha and Kawasaki. Explore our inventory to find the ideal parts for your vehicle.

Key features of Cylinder Works products include big bore kits for increased displacement, standard bore kits for maintaining original specs, and complete kits with pistons, rings, wrist pins, circlips, and gaskets for easy assembly. Shop now and elevate your powersports experience with Cylinder Works!

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
  • On Sale
    Cylinder Works Big Bore Gasket Kit Honda CRF450R 2017-2018 11010-G01 Cylinder Works Big Bore Gasket Kit Honda CRF450R 2017-2018 11010-G01

    Cylinder Works Big Bore Gasket Kit Honda CRF450R 2017-2018 11010-G01

    CYLINDER WORKS

    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    Elevate your engine's performance with the CYLINDER WORKS Gasket Kit Big Bore 11010-G01, proudly made in the U.S.A. This high-quality gasket kit is designed to ensure optimal sealing and durability,...
    09346004
    SKU:
    09346004
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    TYPE:
    CYLINDER
    BORE SIZE IMPERIAL:
    OVERSIZE (+3.00 MM)
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    DIAMETER METRIC:
    99.00 MM
    PRODUCT NAME:
    GASKET KIT
    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    Subtotal:
  • On Sale
    Cylinder Works Honda TRX450R 2004-2005 Standard Bore Cylinder 10003

    Cylinder Works Honda TRX450R 2004-2005 Standard Bore Cylinder 10003

    CYLINDER WORKS

    MSRP: $434.95
    Now: $391.46
    Was: $434.95
    Upgrade your engine's performance with the CYLINDER WORKS Cylinder Standard 10003. This ready-to-install, direct bolt-on solution offers exceptional durability and reliability, ensuring a seamless...
    09310138
    SKU:
    09310138
    Availability:
    Ships Same Business Day
    Weight:
    3.55 LBS
    DISPLACEMENT:
    449 CC
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER METRIC:
    94.00 MM
    UNITS:
    EACH
    RIDING STYLE:
    ATV
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    CYLINDER DIAMETER:
    94,00 MM
    OVERBORE METRIC:
    STANDARD
    STYLE:
    STANDARD
    MSRP: $434.95
    Now: $391.46
    Was: $434.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $434.95
    Now: $391.46
    Was: $434.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit for 2006-2009 Honda TRX450R 11005-G01

    Cylinder Works Big Bore Gasket Kit for 2006-2009 Honda TRX450R 11005-G01

    CYLINDER WORKS

    MSRP: $90.95
    Now: $81.86
    Was: $90.95
    Elevate your engine's performance with the CYLINDER WORKS Big Bore Gasket Kit 11005-G01. This comprehensive kit features ready-to-install, direct bolt-on cylinders that seamlessly integrate with your...
    09341700
    SKU:
    09341700
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    BORE SIZE METRIC:
    OVERSIZED (+3.00 MM)
    MATERIAL:
    NICKEL SILICON CARBIDE
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    ATV
    STYLE:
    BIG BORE
    UNITS:
    KIT
    TYPE:
    TOP END
    MSRP: $90.95
    Now: $81.86
    Was: $90.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $90.95
    Now: $81.86
    Was: $90.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder for Kawasaki KX85 2006-2013 30009

    Cylinder Works Standard Bore Cylinder for Kawasaki KX85 2006-2013 30009

    CYLINDER WORKS

    MSRP: $543.95
    Now: $489.56
    Was: $543.95
    Enhance your machine's performance with the CYLINDER WORKS Cylinder Standard 30009, a premium direct bolt-on solution that ensures seamless installation and optimal functionality. Crafted to meet or...
    09310580
    SKU:
    09310580
    Availability:
    Ships Same Business Day
    Weight:
    3.50 LBS
    OVERBORE METRIC:
    STANDARD
    STYLE:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    DISPLACEMENT:
    85 CC
    ENGINE TYPE:
    2-CYCLE
    PRODUCT NAME:
    CYLINDER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MSRP: $543.95
    Now: $489.56
    Was: $543.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $543.95
    Now: $489.56
    Was: $543.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit for 2016-2023 KTM 250 SX-F 81mm Bore 51006-G01

    Cylinder Works Big Bore Gasket Kit for 2016-2023 KTM 250 SX-F 81mm Bore 51006-G01

    CYLINDER WORKS

    MSRP: $158.95
    Now: $143.06
    Was: $158.95
    Enhance your engine's performance with the CYLINDER WORKS Gasket Kit Big Bore 51006-G01, expertly crafted in the U.S.A. This high-quality gasket kit is designed for durability and precision, ensuring...
    09346005
    SKU:
    09346005
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BORE SIZE IMPERIAL:
    OVERSIZE (+3.00 MM)
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CYLINDER
    UNITS:
    KIT
    MSRP: $158.95
    Now: $143.06
    Was: $158.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $158.95
    Now: $143.06
    Was: $158.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit for Honda CRF450R 2019 10010-K02

    Cylinder Works Standard Bore Cylinder Kit for Honda CRF450R 2019 10010-K02

    CYLINDER WORKS

    MSRP: $677.95
    Now: $610.16
    Was: $677.95
    Elevate your engine's performance with the Cylinder Works Cylinder Kit for Honda. This ready-to-install, direct bolt-on solution ensures a seamless fit and enhanced longevity without the need for...
    09310840
    SKU:
    09310840
    Availability:
    Ships Same Business Day
    Weight:
    4.10 LBS
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    96,00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    96.00 MM
    STYLE:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    DISPLACEMENT:
    449 CC
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    MSRP: $677.95
    Now: $610.16
    Was: $677.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $677.95
    Now: $610.16
    Was: $677.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit for Polaris General 1000 2017-2019 61006-K01

    Cylinder Works Big Bore Cylinder Kit for Polaris General 1000 2017-2019 61006-K01

    CYLINDER WORKS

    MSRP: $1,309.95
    Now: $1,178.96
    Was: $1,309.95
    Enhance your Polaris performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this kit offers a seamless fit without the need for re-plating, ensuring your engine...
    09310844
    SKU:
    09310844
    Availability:
    Ships Same Business Day
    Weight:
    9.65 LBS
    DISPLACEMENT:
    1110 CC
    RIDING STYLE:
    UTV
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    11.0:1
    CYLINDER DIAMETER:
    98,00 MM
    CYLINDER DIAMETER METRIC:
    98.00 MM
    ENGINE TYPE:
    4-CYCLE
    MSRP: $1,309.95
    Now: $1,178.96
    Was: $1,309.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,309.95
    Now: $1,178.96
    Was: $1,309.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit Honda CRF450R 2019 10010-K02

    Cylinder Works Standard Bore Cylinder Kit Honda CRF450R 2019 10010-K02

    CYLINDER WORKS

    MSRP: $421.95
    Now: $379.76
    Was: $421.95
    Experience unparalleled performance with the CYLINDER WORKS Cylinder Standard 10010. Engineered for seamless installation, this direct bolt-on replacement cylinder mirrors the OEM design while...
    09310712
    SKU:
    09310712
    Availability:
    Ships Same Business Day
    Weight:
    2.95 LBS
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    96,00 MM
    OVERBORE METRIC:
    STANDARD
    STYLE:
    STANDARD
    ENGINE TYPE:
    4-CYCLE
    UNITS:
    EACH
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    CYLINDER DIAMETER METRIC:
    96.00 MM
    PRODUCT NAME:
    CYLINDER
    RIDING STYLE:
    OFF-ROAD
    MSRP: $421.95
    Now: $379.76
    Was: $421.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $421.95
    Now: $379.76
    Was: $421.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit CRF 450 R 2017-2018 11010-K01

    Cylinder Works Big Bore Cylinder Kit CRF 450 R 2017-2018 11010-K01

    CYLINDER WORKS

    MSRP: $886.95
    Now: $798.26
    Was: $886.95
    Elevate your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for seamless installation, this high-quality kit enhances your bike's capabilities while maintaining a...
    09310715
    SKU:
    09310715
    Availability:
    Ships Same Business Day
    Weight:
    4.25 LBS
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    DISPLACEMENT:
    STANDARD
    OVERBORE METRIC:
    +3.00 MM
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    99.00 MM
    RIDING STYLE:
    OFF-ROAD
    CYLINDER DIAMETER:
    99,00 MM
    ENGINE TYPE:
    4-CYCLE
    MSRP: $886.95
    Now: $798.26
    Was: $886.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $886.95
    Now: $798.26
    Was: $886.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit for 2016-2018 KTM 350 SX-F 50007-K01

    Cylinder Works Standard Bore Cylinder Kit for 2016-2018 KTM 350 SX-F 50007-K01

    CYLINDER WORKS

    MSRP: $888.95
    Now: $800.06
    Was: $888.95
    Enhance your engine's performance with the CYLINDER WORKS Cylinder Kit, designed for effortless installation and optimal durability. These high-quality, direct bolt-on cylinders mirror the...
    09310721
    SKU:
    09310721
    Availability:
    Ships Same Business Day
    Weight:
    3.50 LBS
    CYLINDER DIAMETER METRIC:
    88.00 MM
    COMPRESSION RATIO IMPERIAL:
    14.0:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    88.00 MM
    CYLINDER DIAMETER:
    88,00 MM
    STYLE:
    STANDARD
    ENGINE TYPE:
    4-CYCLE
    MSRP: $888.95
    Now: $800.06
    Was: $888.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $888.95
    Now: $800.06
    Was: $888.95
    Subtotal:
  • On Sale
    Cylinder Works Cylinder Kit Husqvarna FC 350 2016-2018 50007-K01HC

    Cylinder Works Cylinder Kit Husqvarna FC 350 2016-2018 50007-K01HC

    CYLINDER WORKS

    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Upgrade your engine with the Cylinder Works Cylinder Kit 50007-K01HC, designed for optimal performance and durability. This ready-to-install kit features precision-engineered components that mirror...
    09310722
    SKU:
    09310722
    Availability:
    Ships Same Business Day
    Weight:
    3.55 LBS
    CYLINDER DIAMETER:
    88,00 MM
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    CYLINDER DIAMETER METRIC:
    88.00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    88.00 MM
    COMPRESSION RATIO IMPERIAL:
    15.1:1
    STYLE:
    STANDARD
    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit for 2016-2018 KTM 350 SX-F 366cc 14.0:1 Compression 90mm 51007-K01

    Cylinder Works Big Bore Cylinder Kit for 2016-2018 KTM 350 SX-F 366cc 14.0:1 Compression 90mm 51007-K01

    CYLINDER WORKS

    MSRP: $866.95
    Now: $780.26
    Was: $866.95
    Upgrade your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this ready-to-use kit enhances power while maintaining the reliability and aesthetics...
    09310723
    SKU:
    09310723
    Availability:
    Ships Same Business Day
    Weight:
    3.45 LBS
    CYLINDER DIAMETER:
    90,00 MM
    DISPLACEMENT:
    STANDARD
    ENGINE TYPE:
    4-CYCLE
    OVERBORE METRIC:
    +2.00 MM
    PRODUCT NAME:
    CYLINDER KIT
    COMPRESSION RATIO IMPERIAL:
    14.0:1
    CYLINDER DIAMETER METRIC:
    90.00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    STYLE:
    BIG BORE
    MSRP: $866.95
    Now: $780.26
    Was: $866.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $866.95
    Now: $780.26
    Was: $866.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit for Yamaha YZ450F 2014-2017 21005-K02

    Cylinder Works Big Bore Cylinder Kit for Yamaha YZ450F 2014-2017 21005-K02

    CYLINDER WORKS

    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Upgrade your engine with the CYLINDER WORKS Big Bore Cylinder Kit, designed for optimal performance and durability. This ready-to-install kit offers a seamless fit and enhances your bike's power...
    09310590
    SKU:
    09310590
    Availability:
    Ships Same Business Day
    Weight:
    4.40 LBS
    COMPRESSION RATIO IMPERIAL:
    12.5:1
    CYLINDER DIAMETER METRIC:
    99.00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    DISPLACEMENT:
    468 CC
    ENGINE TYPE:
    4-CYCLE
    OVERBORE METRIC:
    +2.00 MM
    CYLINDER DIAMETER:
    99,00 MM
    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $834.95
    Now: $751.46
    Was: $834.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit for Yamaha WR250F 2015-2019 21010-K01

    Cylinder Works Big Bore Cylinder Kit for Yamaha WR250F 2015-2019 21010-K01

    CYLINDER WORKS

    MSRP: $771.95
    Now: $694.76
    Was: $771.95
    Enhance your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this kit offers a seamless fit with OEM components while delivering superior...
    09310591
    SKU:
    09310591
    Availability:
    Ships Same Business Day
    Weight:
    3.20 LBS
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    DISPLACEMENT:
    269 CC
    OVERBORE METRIC:
    +3.00 MM
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    80.00 MM
    RIDING STYLE:
    OFF-ROAD
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    CYLINDER DIAMETER:
    80,00 MM
    MSRP: $771.95
    Now: $694.76
    Was: $771.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $771.95
    Now: $694.76
    Was: $771.95
    Subtotal:
  • On Sale
    Cylinder Works Rear Cylinder Kit Kawasaki KVF750 Brute Force 2015-2020 30008-K02

    Cylinder Works Rear Cylinder Kit Kawasaki KVF750 Brute Force 2015-2020 30008-K02

    CYLINDER WORKS

    MSRP: $639.95
    Now: $575.96
    Was: $639.95
    Upgrade your engine performance with the CYLINDER WORKS Rear Cylinder Kit Standard Bore 30008-K02. This ready-to-install kit features high-quality components designed for seamless integration,...
    09310611
    SKU:
    09310611
    Availability:
    Ships Same Business Day
    Weight:
    5.00 LBS
    COMPRESSION RATIO IMPERIAL:
    9.3:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER METRIC:
    85.00 MM
    PRODUCT NAME:
    REAR CYLINDER KIT
    UNITS:
    KIT
    CYLINDER DIAMETER:
    85,00 MM
    DISPLACEMENT:
    749 CC
    RIDING STYLE:
    ATV
    ENGINE TYPE:
    4-CYCLE
    STYLE:
    STANDARD
    MSRP: $639.95
    Now: $575.96
    Was: $639.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $639.95
    Now: $575.96
    Was: $639.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit for Polaris RZR XP 1000 2014-2015 60003-K02

    Cylinder Works Standard Bore Cylinder Kit for Polaris RZR XP 1000 2014-2015 60003-K02

    CYLINDER WORKS

    MSRP: $1,093.95
    Now: $984.56
    Was: $1,093.95
    Experience enhanced performance and reliability with the CYLINDER WORKS Cylinder Kit. Designed as a direct bolt-on replacement, this kit offers a seamless installation without the need for...
    09310618
    SKU:
    09310618
    Availability:
    Ships Same Business Day
    Weight:
    9.85 LBS
    CYLINDER DIAMETER:
    93,00 MM
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER METRIC:
    93.00 MM
    DISPLACEMENT:
    999 CC
    UNITS:
    KIT
    RIDING STYLE:
    UTV
    STYLE:
    STANDARD
    MSRP: $1,093.95
    Now: $984.56
    Was: $1,093.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,093.95
    Now: $984.56
    Was: $1,093.95
    Subtotal:
  • On Sale
    Cylinder Works CRF 450 R 2013-2016 Standard Bore Cylinder Kit 10006-K02

    Cylinder Works CRF 450 R 2013-2016 Standard Bore Cylinder Kit 10006-K02

    CYLINDER WORKS

    MSRP: $717.95
    Now: $646.16
    Was: $717.95
    Upgrade your engine with the CYLINDER WORKS Cylinder Kit, designed for seamless installation and optimal performance. This ready-to-install kit features OEM-like aesthetics while incorporating...
    09310489
    SKU:
    09310489
    Availability:
    Ships Same Business Day
    Weight:
    4.45 LBS
    DISPLACEMENT:
    449 CC
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    96,00 MM
    COMPRESSION RATIO IMPERIAL:
    12.5:1
    CYLINDER DIAMETER METRIC:
    96.00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    STYLE:
    STANDARD
    MSRP: $717.95
    Now: $646.16
    Was: $717.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $717.95
    Now: $646.16
    Was: $717.95
    Subtotal:
  • On Sale
    Cylinder Works Yamaha YFM700R Raptor 2006-2014 Standard Bore Cylinder Kit 20004-K01

    Cylinder Works Yamaha YFM700R Raptor 2006-2014 Standard Bore Cylinder Kit 20004-K01

    CYLINDER WORKS

    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Elevate your engine's performance with the CYLINDER WORKS Cylinder Kit Standard 20004-K01. This ready-to-install, direct bolt-on solution mirrors the quality and appearance of OEM cylinders, ensuring...
    09310379
    SKU:
    09310379
    Availability:
    Ships Same Business Day
    Weight:
    8.34 LBS
    PRODUCT NAME:
    CYLINDER KIT
    COMPRESSION RATIO IMPERIAL:
    9.2:1
    CYLINDER DIAMETER:
    102,00 MM
    CYLINDER DIAMETER METRIC:
    102.00 MM
    UNITS:
    KIT
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    DISPLACEMENT:
    686 CC
    STYLE:
    STANDARD
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    ATV
    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit 2020-2022 KTM 350 EXC-F CW51008K01

    Cylinder Works Big Bore Cylinder Kit 2020-2022 KTM 350 EXC-F CW51008K01

    CYLINDER WORKS

    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Elevate your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit CW51008K01. Designed for seamless installation, this kit provides an exceptional upgrade over OEM cylinders, enhancing...
    09310967
    SKU:
    09310967
    Availability:
    Ships Same Business Day
    Weight:
    4.60 LBS
    OVERBORE IMPERIAL:
    +2.00 MM
    COMPRESSION RATIO IMPERIAL:
    14.0:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    90,00 MM
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    BIG BORE
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    90.00 MM
    DISPLACEMENT:
    366 CC
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    STREET
    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder KTM 65 SX 2009-2022 50005

    Cylinder Works Standard Bore Cylinder KTM 65 SX 2009-2022 50005

    CYLINDER WORKS

    MSRP: $631.95
    Now: $568.76
    Was: $631.95
    Upgrade your engine with the Cylinder Works Standard 50005, a high-performance, ready-to-install direct bolt-on cylinder. Engineered for durability and precision, this cylinder offers a seamless fit...
    09311015
    SKU:
    09311015
    Availability:
    Ships Same Business Day
    Weight:
    2.51 LBS
    ENGINE TYPE:
    2-CYCLE
    STYLE:
    STANDARD
    CYLINDER DIAMETER:
    45,00 MM
    CYLINDER DIAMETER METRIC:
    45.00 MM
    UNITS:
    EACH
    PRODUCT NAME:
    CYLINDER
    RIDING STYLE:
    OFF-ROAD
    MSRP: $631.95
    Now: $568.76
    Was: $631.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $631.95
    Now: $568.76
    Was: $631.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Yamaha YFZ450R 2009-2024 20003-1

    Cylinder Works Standard Bore Cylinder Yamaha YFZ450R 2009-2024 20003-1

    CYLINDER WORKS

    MSRP: $410.95
    Now: $369.86
    Was: $410.95
    Experience unparalleled performance with the CYLINDER WORKS Standard Cylinder 20003-1. This ready-to-install, direct bolt-on cylinder is designed for seamless integration, requiring no re-plating and...
    09311016
    SKU:
    09311016
    Availability:
    Ships Same Business Day
    Weight:
    3.46 LBS
    ENGINE TYPE:
    4-CYCLE
    STYLE:
    STANDARD
    CYLINDER DIAMETER:
    95,00 MM
    CYLINDER DIAMETER METRIC:
    95.00 MM
    PRODUCT NAME:
    CYLINDER
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    MSRP: $410.95
    Now: $369.86
    Was: $410.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $410.95
    Now: $369.86
    Was: $410.95
    Subtotal:
  • On Sale
    Cylinder Works High Compression Cylinder Kit Yamaha YZ250F 2001-2007 20002-K01HC

    Cylinder Works High Compression Cylinder Kit Yamaha YZ250F 2001-2007 20002-K01HC

    CYLINDER WORKS

    MSRP: $750.95
    Now: $675.86
    Was: $750.95
    Elevate your engine's performance with the Cylinder Works High Compression Cylinder Kit. Designed for easy installation, this kit combines advanced engineering with premium materials to deliver...
    09310296
    SKU:
    09310296
    Availability:
    Ships Same Business Day
    Weight:
    3.33 LBS
    DISPLACEMENT:
    249 CC
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    HIGH COMPRESSION
    COMPRESSION RATIO IMPERIAL:
    13.5:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    77,00 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    77.00 MM
    MSRP: $750.95
    Now: $675.86
    Was: $750.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $750.95
    Now: $675.86
    Was: $750.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit for 2011-2014 Polaris Ranger 800 4x4 808cc 10.2:1 Compression 61002-K02

    Cylinder Works Big Bore Cylinder Kit for 2011-2014 Polaris Ranger 800 4x4 808cc 10.2:1 Compression 61002-K02

    CYLINDER WORKS

    MSRP: $1,119.95
    Now: $1,007.96
    Was: $1,119.95
    Upgrade your engine's performance effortlessly with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for seamless installation, this kit offers enhanced durability and efficiency, ensuring your...
    09310621
    SKU:
    09310621
    Availability:
    Ships Same Business Day
    Weight:
    10.05 LBS
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    COMPRESSION RATIO IMPERIAL:
    10.2:1
    CYLINDER DIAMETER METRIC:
    82.00 MM
    RIDING STYLE:
    ATV
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    82,00 MM
    DISPLACEMENT:
    808 CC
    UNITS:
    KIT
    OVERBORE METRIC:
    +2.00 MM
    RIDING STYLE:
    UTV
    MSRP: $1,119.95
    Now: $1,007.96
    Was: $1,119.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,119.95
    Now: $1,007.96
    Was: $1,119.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit Honda CRF250R 2004-2009 11001-G01

    Cylinder Works Big Bore Gasket Kit Honda CRF250R 2004-2009 11001-G01

    CYLINDER WORKS

    MSRP: $64.95
    Now: $58.46
    Was: $64.95
    Enhance your engine's performance with the CYLINDER WORKS Big Bore Gasket Kit 11001-G01. Designed for easy installation, this kit features high-quality components that replicate OEM specifications...
    09341521
    SKU:
    09341521
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    TOP END
    BORE SIZE METRIC:
    OVERSIZED (+3.00 MM)
    MATERIAL:
    NICKEL SILICON CARBIDE
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    BIG BORE
    MSRP: $64.95
    Now: $58.46
    Was: $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $64.95
    Now: $58.46
    Was: $64.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit for Yamaha YZ250 1999-2020 21009-G01

    Cylinder Works Big Bore Gasket Kit for Yamaha YZ250 1999-2020 21009-G01

    CYLINDER WORKS

    MSRP: $113.95
    Now: $102.56
    Was: $113.95
    Elevate your engine's performance with the CYLINDER WORKS Big Bore Gasket Kit 21009-G01. Designed for a seamless installation, this kit offers a high-quality upgrade that enhances longevity and...
    09344757
    SKU:
    09344757
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    STYLE:
    BIG BORE
    PRODUCT NAME:
    GASKET KIT
    MSRP: $113.95
    Now: $102.56
    Was: $113.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $113.95
    Now: $102.56
    Was: $113.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit for 2010-2017 Honda CRF250R 11007-G01

    Cylinder Works Big Bore Gasket Kit for 2010-2017 Honda CRF250R 11007-G01

    CYLINDER WORKS

    MSRP: $75.95
    Now: $68.36
    Was: $75.95
    Elevate your engine's performance with the CYLINDER WORKS Big Bore Gasket Kit 11007-G01. Designed for seamless installation, this kit offers a perfect fit without the need for re-plating, ensuring...
    09342383
    SKU:
    09342383
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    NICKEL SILICON CARBIDE
    BORE SIZE METRIC:
    OVERSIZED (+3.00 MM)
    TYPE:
    TOP END
    PRODUCT NAME:
    GASKET KIT
    STYLE:
    BIG BORE
    MSRP: $75.95
    Now: $68.36
    Was: $75.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $75.95
    Now: $68.36
    Was: $75.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Gasket Kit for 2009-2016 Kawasaki KX250F 31004-G01

    Cylinder Works Big Bore Gasket Kit for 2009-2016 Kawasaki KX250F 31004-G01

    CYLINDER WORKS

    MSRP: $92.95
    Now: $83.66
    Was: $92.95
    Enhance your engine's performance with the CYLINDER WORKS Big Bore Gasket Kit 31004-G01. This comprehensive kit offers a direct bolt-on solution, providing a seamless upgrade without the need for...
    09341929
    SKU:
    09341929
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BORE SIZE METRIC:
    OVERSIZED (+3.00 MM)
    MATERIAL:
    NICKEL SILICON CARBIDE
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    BIG BORE
    UNITS:
    KIT
    TYPE:
    TOP END
    MSRP: $92.95
    Now: $83.66
    Was: $92.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $92.95
    Now: $83.66
    Was: $92.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit for Polaris ACE 900 EPS 2016 60004-K02

    Cylinder Works Standard Bore Cylinder Kit for Polaris ACE 900 EPS 2016 60004-K02

    CYLINDER WORKS

    MSRP: $1,060.95
    Now: $954.86
    Was: $1,060.95
    Upgrade your engine with the CYLINDER WORKS Standard Bore Cylinder, designed for seamless installation and superior performance. This ready-to-install solution features a perfect match with OEM...
    09310734
    SKU:
    09310734
    Availability:
    Ships Same Business Day
    Weight:
    9.91 LBS
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER METRIC:
    93.00 MM
    STYLE:
    STANDARD
    UNITS:
    KIT
    CYLINDER DIAMETER:
    93,00 MM
    DISPLACEMENT:
    STANDARD
    RIDING STYLE:
    UTV
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER
    MSRP: $1,060.95
    Now: $954.86
    Was: $1,060.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,060.95
    Now: $954.86
    Was: $1,060.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit for Polaris RZR 900 2015-2016 60004 Cylinder Works Standard Bore Cylinder Kit for Polaris RZR 900 2015-2016 60004

    Cylinder Works Standard Bore Cylinder Kit for Polaris RZR 900 2015-2016 60004

    CYLINDER WORKS

    MSRP: $672.95
    Now: $605.66
    Was: $672.95
    Upgrade your engine with the CYLINDER WORKS Cylinder Standard 60004, designed for effortless installation and optimal performance. This high-quality, direct bolt-on cylinder matches the aesthetics of...
    09310733
    SKU:
    09310733
    Availability:
    Ships Same Business Day
    Weight:
    7.15 LBS
    CYLINDER DIAMETER METRIC:
    93.00 MM
    UNITS:
    EACH
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER
    CYLINDER DIAMETER:
    93,00 MM
    RIDING STYLE:
    UTV
    STYLE:
    STANDARD
    MSRP: $672.95
    Now: $605.66
    Was: $672.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $672.95
    Now: $605.66
    Was: $672.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit Yamaha YFZ450R 2009-2017 20003-K02

    Cylinder Works Standard Bore Cylinder Kit Yamaha YFZ450R 2009-2017 20003-K02

    CYLINDER WORKS

    MSRP: $788.95
    Now: $710.06
    Was: $788.95
    Upgrade your engine with the CYLINDER WORKS Cylinder Kit, designed for seamless installation and optimal performance. This ready-to-install kit includes everything you need to enhance your ride,...
    09310376
    SKU:
    09310376
    Availability:
    Ships Same Business Day
    Weight:
    4.70 LBS
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    UNITS:
    KIT
    STYLE:
    STANDARD
    CYLINDER DIAMETER METRIC:
    95.00 MM
    DISPLACEMENT:
    449 CC
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    COMPRESSION RATIO IMPERIAL:
    12.1:1
    CYLINDER DIAMETER:
    95,00 MM
    RIDING STYLE:
    ATV
    MSRP: $788.95
    Now: $710.06
    Was: $788.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $788.95
    Now: $710.06
    Was: $788.95
    Subtotal:
  • On Sale
    Cylinder Works Standard Bore Cylinder Kit Yamaha YFM700 Grizzly 2007-2013 20104-K01

    Cylinder Works Standard Bore Cylinder Kit Yamaha YFM700 Grizzly 2007-2013 20104-K01

    CYLINDER WORKS

    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Experience top-tier performance and reliability with the Cylinder Works Cylinder Kit Standard 20104-K01. This ready-to-install, direct bolt-on solution is designed to seamlessly replace your OEM...
    09310374
    SKU:
    09310374
    Availability:
    Ships Same Business Day
    Weight:
    8.40 LBS
    COMPRESSION RATIO IMPERIAL:
    9.2:1
    CYLINDER DIAMETER:
    102,00 MM
    CYLINDER DIAMETER METRIC:
    102.00 MM
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    DISPLACEMENT:
    686 CC
    RIDING STYLE:
    UTV
    STYLE:
    STANDARD
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $842.95
    Now: $758.66
    Was: $842.95
    Subtotal:
  • On Sale
    Cylinder Works Big Bore Cylinder Kit Yamaha YZ85 2002-2018 103.5cc 21007-K01

    Cylinder Works Big Bore Cylinder Kit Yamaha YZ85 2002-2018 103.5cc 21007-K01

    CYLINDER WORKS

    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Upgrade your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit. Designed for easy installation, this kit offers a seamless fit with no need for re-plating, ensuring your bike runs...
    09310346
    SKU:
    09310346
    Availability:
    Ships Same Business Day
    Weight:
    3.60 LBS
    COMPRESSION RATIO IMPERIAL:
    8.2:1
    ENGINE TYPE:
    2-CYCLE
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    DISPLACEMENT:
    103.5 CC
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    CYLINDER DIAMETER METRIC:
    52.50 MM
    CYLINDER DIAMETER:
    52,50 MM
    OVERBORE METRIC:
    +5.00 MM
    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $885.95
    Now: $797.36
    Was: $885.95
    Subtotal:
  • On Sale
    Cylinder Works Suzuki RM-Z250 2010-2012 Standard Bore Cylinder Kit 40004-K01

    Cylinder Works Suzuki RM-Z250 2010-2012 Standard Bore Cylinder Kit 40004-K01

    CYLINDER WORKS

    MSRP: $704.95
    Now: $634.46
    Was: $704.95
    Experience unparalleled performance and reliability with the CYLINDER WORKS Cylinder Kit Standard 40004-K01. Designed as a direct bolt-on replacement, this ready-to-install kit ensures a seamless fit...
    09310343
    SKU:
    09310343
    Availability:
    Ships Same Business Day
    Weight:
    3.25 LBS
    COMPRESSION RATIO IMPERIAL:
    13.4:1
    CYLINDER DIAMETER METRIC:
    77.00 MM
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    STANDARD
    DISPLACEMENT:
    249 CC
    ENGINE TYPE:
    4-CYCLE
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    77,00 MM
    PRODUCT NAME:
    CYLINDER KIT
    UNITS:
    KIT
    MSRP: $704.95
    Now: $634.46
    Was: $704.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $704.95
    Now: $634.46
    Was: $704.95
    Subtotal:
  • On Sale
    Cylinder Works Kawasaki KX250F 2009 Standard Bore Cylinder Kit 30004-K01

    Cylinder Works Kawasaki KX250F 2009 Standard Bore Cylinder Kit 30004-K01

    CYLINDER WORKS

    MSRP: $679.95
    Now: $611.96
    Was: $679.95
    Experience enhanced performance and reliability with the Cylinder Works Cylinder Kit. This ready-to-install, direct bolt-on solution is designed to seamlessly replace your OEM cylinders, ensuring a...
    09310277
    SKU:
    09310277
    Availability:
    Ships Same Business Day
    Weight:
    3.15 LBS
    COMPRESSION RATIO IMPERIAL:
    13.2:1
    CYLINDER DIAMETER METRIC:
    77.00 MM
    RIDING STYLE:
    OFF-ROAD
    DISPLACEMENT:
    249 CC
    ENGINE TYPE:
    4-CYCLE
    STYLE:
    STANDARD
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    CYLINDER DIAMETER:
    77,00 MM
    PRODUCT NAME:
    CYLINDER KIT
    UNITS:
    KIT
    MSRP: $679.95
    Now: $611.96
    Was: $679.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $679.95
    Now: $611.96
    Was: $679.95
    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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