Cylinder Works

Discover Cylinder Works motorcycle cylinder kits and top-end engine repair components.

145 products

  • Cylinder Kit 48.5 KX85 06-13, Cylinder Works 30009-K01 Cylinder Kit 48.5 KX85 06-13, Cylinder Works 30009-K01

    Cylinder Works Cylinder Kit 48.5 KX85 06-13, Cylinder Works 30009-K01

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder Kit for the 2006-2013 Kawasaki KX85 is a direct bolt-on replacement requiring no re-plating. Designed to match OEM specifications, this kit includes all necessary components for installation and ensures reliable performance. Features Direct bolt-on replacement with no re-plating required Matches OEM specifications for fit and performance Includes all necessary components for installation Specifications Bore: 48.50mm Compression Ratio: 10:19.2:1 Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2006 Kawasaki KX85 2007 Kawasaki KX85 2008 Kawasaki KX85 2009 Kawasaki KX85 2009 Kawasaki KX85 Monster Energy 2010 Kawasaki KX85 2011 Kawasaki KX85 2012 Kawasaki KX85 2013 Kawasaki KX85 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX 85 2006-2013

    1 in stock 1-2 business days

    £616.93

  • Cylinder Kit +598 Rzr XP1000 Cylinder Works 61003-K01 Cylinder Kit +598 Rzr XP1000 Cylinder Works 61003-K01

    Cylinder Works Cylinder Kit +598 Rzr XP1000 Cylinder Works 61003-K01

    2 in stock 1-2 business days

    Cylinder Kit Compatible Modles: POLARIS GENERAL 1000 EPS RZR 1000 60 INCH RZR XP 1000 / XP 4 RZR XP 1000 / XP 4 ENGINE SERIAL NUMBERS 0120549257166 to 0120549258232 RZR XP1000 2014 - 2016 RZR XP 4 1000 2015 - 2017 RZR XP1000 2014 - 2016 [BIG BORE 1110cc] RZR XP 4 1000 2015 - 2016 [BIG BORE 1110cc] Big Bore 98mm Cylinder Kit (+5mm) Comp 10.5:1 CYLINDER WORKS 61003-K01 Cylinder Works has three new cylinder options for 2014-2015 Polaris RZR XP 1000. Now you have the aftermarket option of a standard bore replacement cylinder, a 11.5:1 high compression option, and a bolt-on +5mm 1100cc big bore kit that all match the appearance of the standard OE cylinder, at an affordable price. If you are a competent do-it-yourself or a repair shop looking for quality standard and big bore cylinder kits, check out these new options from Cylinder Works. Three kit options to choose from: Standard Bore, Standard Bore Hi-Compression, and Big Bore. Cylinder kits include matched Vertex pistons to ensure longevity, performance, and reduced engine noise. Nickel Silicon Carbide plated for long life. Kits come complete with gaskets, cylinder, piston, rings, pin, and clips. Big bore cylinders do not require machine work. Included in each complete kit is a pair of forged Vertex piston kits, top-end gasket kit, and a new nickel-plated standard or big bore Cylinder Works cylinder. Standard bore cylinders are also available separately so builders can use the replacement piston of their choice. +5mm Big Bore Cylinder Kit. 10.5:1 comp. 1110cc. Includes (Cylinder, Piston Kits, & Top-End Gasket Kit). Uses Vertex. +5mm Big Bore Cylinder Kit. 10.5:1 comp. 1110cc. Includes (Cylinder, Piston Kits, & Top-End Gasket Kit). Uses Vertex #24029. Must use heavy-duty aftermarket connecting rods. Hot Rods part# 8708 or crankshaft part# 4421. Bolt on and go! Cross-reference numbers ONLY: 3022594, AT-09480-2 Polaris 2017 Polaris Ranger 1000 RZR 4 XP EPS 2016 Polaris Ranger 1000 RZR 4 XP EPS 2015 Polaris Ranger 1000 RZR 4 XP EPS 2017 Polaris Ranger 1000 RZR 4 XP EPS High Lifter Edition 2016 Polaris Ranger 1000 RZR 4 XP EPS High Lifter Edition 2017 Polaris Ranger 1000 RZR S EPS 2016 Polaris Ranger 1000 RZR S EPS 2014 Polaris Ranger 1000 RZR XP 4 LE EPS Titanium Matte Metallic 2014 Polaris Ranger 1000 RZR XP 4 LE EPS White Lightning 2017 Polaris Ranger 1000 RZR XP EPS 2016 Polaris Ranger 1000 RZR XP EPS 2015 Polaris Ranger 1000 RZR XP EPS 2015 Polaris Ranger 1000 RZR XP EPS Desert Edition 2015 Polaris Ranger 1000 RZR XP EPS Fox Edition 2017 Polaris Ranger 1000 RZR XP EPS High Lifter Edition 2016 Polaris Ranger 1000 RZR XP EPS High Lifter Edition 2015 Polaris Ranger 1000 RZR XP EPS High Lifter Edition 2017 Polaris Ranger 1000 RZR XP EPS LE 2014 Polaris Ranger 1000 RZR XP LE EPS Black Pearl 2014 Polaris Ranger 1000 RZR XP LE EPS Matte Nuclear Sunset 2014 Polaris Ranger 1000 RZR XP LE EPS Titanium Matte Metallic 2014 Polaris Ranger 1000 RZR XP LE EPS White Lightning Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years POLARIS RZR XP 1000 2014-2016 POLARIS RZR XP 4 1000 2015-2016

    2 in stock 1-2 business days

    £1,319.31

  • Cylinder Only 93mm Rzr XP1000, Cylinder Works 60003 Std, 3022594 Cylinder Only 93mm Rzr XP1000, Cylinder Works 60003 Std, 3022594

    Cylinder Works Cylinder Only 93mm Rzr XP1000, Cylinder Works 60003 Std, 3022594

    1 in stock 1-2 business days

    Cylinder Works 93mm Standard Bore Cylinder for Polaris General 1000 EPS, RZR 1000, and RZR XP 1000 models is a direct OEM replacement that meets or exceeds factory quality standards. Designed for durability and reliability, this cylinder is compatible with various Polaris models and engine serial numbers within the specified range. Features Meets or exceeds OEM quality standards Direct OEM replacement Manufactured for durability and performance Specifications Bore: 93mm Standard bore size Cross-Reference OEM Part Numbers Polaris 3022594 AT-09480 Vehicle Fitments 2014 Polaris RZR XP 1000 2014 Polaris RZR XP 4 1000 2014 Polaris RZR XP LE EPS Black Pearl 2014 Polaris RZR XP LE EPS Matte Nuclear Sunset 2014 Polaris RZR XP LE EPS Titanium Matte Metallic 2014 Polaris RZR XP LE EPS White Lightning 2014 Polaris RZR XP 4 LE EPS Titanium Matte Metallic 2014 Polaris RZR XP 4 LE EPS White Lightning 2015 Polaris RZR XP 1000 2015 Polaris RZR XP 4 1000 2015 Polaris RZR XP EPS Desert Edition 2015 Polaris RZR XP EPS Fox Edition 2015 Polaris RZR XP EPS High Lifter Edition 2016 Polaris RZR XP 1000 2016 Polaris RZR XP 4 1000 2016 Polaris RZR XP EPS High Lifter Edition 2016 Polaris RZR S 1000 EPS 2016 Polaris RZR 4 XP 1000 EPS 2017 Polaris RZR XP 1000 2017 Polaris RZR XP 4 1000 2017 Polaris RZR XP EPS High Lifter Edition 2017 Polaris RZR XP EPS LE 2017 Polaris RZR S 1000 EPS 2017 Polaris RZR 4 XP 1000 EPS 2017 Polaris RZR 4 XP 1000 EPS High Lifter Edition Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years POLARIS RZR XP 1000 2014-2016 POLARIS RZR XP 4 1000 2015-2016

    1 in stock 1-2 business days

    £659.88

  • Top End Gasket Set +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-G01 Top End Gasket Set +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-G01

    Cylinder Works Top End Gasket Set +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-G01

    2 in stock 1-2 business days

    Cylinder Works Big Bore Gasket Kit is designed for Yamaha YZ 250 models equipped with the 21009-K01 Cylinder Kit, providing a precise fit for big bore applications. This kit includes all necessary gaskets for the top-end rebuild, ensuring reliable sealing and durability. Features Designed for +5.6mm big bore applications Compatible with Cylinder Works 21009-K01 Cylinder Kit Includes head, base, exhaust, intake reed, and power valve cover gaskets Ensures proper sealing and performance in high-displacement engines Specifications Cylinder Diameter: 72 mm Cylinder Kit Type: Big Bore Size Over Standard: +5.60 mm Vehicle Fitments Yamaha YZ 250 2T (1999-2024)

    2 in stock 1-2 business days

    £104.39

  • Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-K01 Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-K01

    Cylinder Works Cylinder Full Kit +5.60mm Big Bore 72.00mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 21009-K01

    Out of stock

    Cylinder Works Big Bore Cylinder Kit is a complete top-end rebuild solution for Yamaha YZ 250 models, increasing displacement from 249cc to 295cc with a +5.6mm bore. This kit includes a high-quality nickel silicon carbide (NSC) electroplated cylinder for enhanced durability and reduced friction, along with a hand-matched Vertex big bore piston made from 2618 aluminum alloy for superior strength. Designed as a true bolt-on upgrade, this kit provides a noticeable power increase throughout the entire RPM range without requiring further engine modifications. Features Complete top-end rebuild kit for big bore applications Includes cylinder, cylinder head, power valve kit, piston kit, top-end gasket kit, and wrist pin bearing Hand-matched Vertex big bore piston made from 2618 aluminum alloy for superior strength Nickel silicon carbide (NSC) electroplated bore for tighter tolerances and lower friction Provides increased power across the entire RPM range OEM appearance at a lower cost True bolt-on installation with no additional modifications required Specifications Cylinder Diameter: 72 mm Cylinder Kit Type: Big Bore Displacement: 295 cc Engine Type: 2-Cycle Compression Ratio: Standard Size Over Standard: +5.60 mm Uses Vertex Piston #24079B Vehicle Fitments Yamaha YZ 250 2T (1999-2024)

    Out of stock

    £935.42

  • Cylinder Only Std 66.40mm Yamaha 2003 - 2025 YZ 2T 250 5UP-11311-21 Cylinder Works 20009 Cylinder Only Std 66.40mm Yamaha 2003 - 2025 YZ 2T 250 5UP-11311-21 Cylinder Works 20009

    Cylinder Works Cylinder Only Std 66.40mm Yamaha 2003 - 2025 YZ 2T 250 5UP-11311-21 Cylinder Works 20009

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder – YZ 250 (1999-2024) The Cylinder Works Standard Bore Cylinder is a high-quality replacement designed for YZ 250 models from 1999 to 2024. Engineered for durability and precision, this cylinder maintains factory specifications to ensure optimal performance and reliability. Specifications: Fits Models: YZ 250 (1999-2024) Cylinder Kit Type: Standard Bore Cylinder Diameter: 66.400 mm Displacement: 250 cc Engine Type: 2-Cycle Designed as a direct replacement, this cylinder provides a seamless fit and long-lasting performance for riders looking to maintain or restore their engine's efficiency.

    1 in stock 1-2 business days

    £507.99

  • Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K02 Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K02

    Cylinder Works Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K02

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder Kit – YZ 250 (1999-2024) Upgrade or replace your YZ 250 engine components with the Cylinder Works Standard Bore Cylinder Kit, designed for durability and peak performance. This complete kit includes everything needed for a smooth installation and improved engine efficiency. Key Features: Precision Engineered – Designed to fit YZ 250 models from 1999 to 2024 Standard Bore – Maintains factory specifications for optimal performance High-Quality Components – Uses Vertex Piston #22584 for reliability Durable Construction – Built to withstand the demands of a 2-cycle engine Performance-Ready – Maintains a standard compression ratio Kit Includes: Cylinder Cylinder Head Piston Kit Top End Gasket Kit Wrist Pin Bearing Power Valve Kit With a 66.4mm bore diameter and 250cc displacement, this kit ensures a precise fit and seamless compatibility with your YZ 250. Whether rebuilding your engine for racing or routine maintenance, trust Cylinder Works for premium quality and long-lasting performance.

    1 in stock 1-2 business days

    £888.79

  • Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K01 Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K01

    Cylinder Works Cylinder Full Kit Std 66.40mm Yamaha YZ 2T 250 1999 - 2025 Cylinder Works 20009-K01

    Out of stock

    Cylinder Works Standard Bore Cylinder Kit – YZ 250 (1999-2024) The Cylinder Works Standard Bore Cylinder Kit is designed for a precise fit and reliable performance in YZ 250 models from 1999 to 2024. This high-quality kit includes essential components for a top-end rebuild, ensuring durability and optimal engine function. Specifications: Fits Models: YZ 250 (1999-2024) Cylinder Kit Type: Standard Bore Cylinder Diameter: 66.40 mm Displacement: 250 cc Engine Type: 2-Cycle Compression Ratio: Standard Piston Compatibility: Uses Vertex #22584 Included in the Kit: Cylinder Piston Kit Top End Gasket Kit Wrist Pin Bearing This kit is ideal for riders looking to restore or enhance engine performance while maintaining factory specifications. Built with precision and durability, Cylinder Works ensures a reliable replacement for your YZ 250.

    Out of stock

    £661.09

  • Cylinder Head Only Std 66.40mm Yamaha 2003 - 2025 YZ 2T 250 Cylinder Works CH2001-K01

    Cylinder Works Cylinder Head Only Std 66.40mm Yamaha 2003 - 2025 YZ 2T 250 Cylinder Works CH2001-K01

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder Head – YZ 250 (1999-2025) The Cylinder Works Standard Bore Cylinder Head is a precision-engineered replacement for YZ 250 models from 1999 to 2025. Designed to maintain factory specifications, this cylinder head ensures optimal engine performance and reliability. Specifications: Fits Models: YZ 250 (1999-2025) Includes: Standard Bore Cylinder Head Built for durability and performance, this Cylinder Works component is an ideal solution for maintaining or restoring your engine's top-end efficiency.

    1 in stock 1-2 business days

    £233.05

  • Cylinder Kit 02-18 YZ85 52.50mm, Works Cylinder 21007-K01 Big Bore Cylinder Kit 02-18 YZ85 52.50mm, Works Cylinder 21007-K01 Big Bore

    Cylinder Works Cylinder Kit 02-18 YZ85 52.50mm, Works Cylinder 21007-K01 Big Bore

    1 in stock 1-2 business days

    Cylinder Works +5mm Big Bore Complete Cylinder Kit for the 2002-2018 Yamaha YZ85 increases displacement to 103.5cc. This direct bolt-on upgrade requires no re-plating and includes all necessary components for installation. The cylinder is Nickel Silicon Carbide plated for durability and honed to exact size for easy piston installation. Note: The cylinder head must be modified for proper fitment. Features Direct bolt-on installation with no additional machining required Nickel Silicon Carbide plated for extended lifespan Honed to exact size for easy piston installation Big bore design increases displacement to 103.5cc Includes all necessary components for installation Note: Cylinder head modification is required Included Items Cylinder Piston Piston pin Two circlips Piston ring Gasket set Specifications Bore: +5mm Displacement: 103.5cc Compression: Standard Uses Vertex Piston #23628 Cross-Reference OEM Part Numbers YAMAHA: 5PA-11311-00-00 YAMAHA: 5PA-11311-01-00 YAMAHA: 5PA-11311-10-00 Vehicle Fitments 2002-2018 Yamaha YZ85 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ 85 2002-2018

    1 in stock 1-2 business days

    £866.63

  • Cylinder Only 13-15 SXF350 88, Works Cylinder 50003 Std KTM, SX-F350 / SX350F Cylinder Only 13-15 SXF350 88, Works Cylinder 50003 Std KTM, SX-F350 / SX350F

    Cylinder Works Cylinder Only 13-15 SXF350 88, Works Cylinder 50003 Std KTM, SX-F350 / SX350F

    1 in stock 1-2 business days

    Cylinder Works Standard 88mm Bore Cylinder for the 2013-2015 KTM 350 SX-F and 350 XC-F is a direct bolt-on replacement requiring no re-plating. Designed to match OEM specifications, it features Nickel Silicon Carbide plating for durability and is honed to exact size for easy piston installation. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Honed to exact size for easy piston installation Specifications Bore: 88mm Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2013 KTM 350 SX-F 2014 KTM 350 SX-F 2015 KTM 350 SX-F 2013 KTM 350 XC-F 2014 KTM 350 XC-F 2015 KTM 350 XC-F Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KTM SX F 350 2011-2015 HUSQVARNA FE 350 2014-2016 KTM XC F 350 2013-2015 KTM SX F 350 2011-2012 KTM SX F 350 2013-2015 HUSQVARNA FC 350 2014-2015 KTM XC F 350 2011-2012 KTM XC F 350 2011-2013 KTM XCF W 350 2012 KTM EXC F 350 2012-2013 KTM EXC F SIX DAYS 350 2013 KTM FREERIDE 350 2013-2014

    1 in stock 1-2 business days

    £504.29

  • Cylinder Only 11-12 SXF350 88, Works Cylinder 50001 Std KTM, SX-F350 / SX350F

    Cylinder Works Cylinder Only 11-12 SXF350 88, Works Cylinder 50001 Std KTM, SX-F350 / SX350F

    1 in stock 1-2 business days

    Cylinder Works Standard 88mm Bore Cylinder for the 2011-2012 KTM 350 SX-F and 350 XC-F is a direct bolt-on replacement that requires no re-plating. Designed to match OEM specifications, it features Nickel Silicon Carbide plating for durability and is honed to exact size for easy piston installation. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Honed to exact size for easy piston installation Specifications Bore: 88mm Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2011 KTM 350 SX-F 2012 KTM 350 SX-F 2011 KTM 350 XC-F 2012 KTM 350 XC-F Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KTM SX F 350 2011-2015 HUSQVARNA FE 350 2014-2016 KTM XC F 350 2013-2015 KTM SX F 350 2011-2012 KTM SX F 350 2013-2015 HUSQVARNA FC 350 2014-2015 KTM XC F 350 2011-2012 KTM XC F 350 2011-2013 KTM XCF W 350 2012 KTM EXC F 350 2012-2013 KTM EXC F SIX DAYS 350 2013 KTM FREERIDE 350 2013-2014

    1 in stock 1-2 business days

    £518.01

  • Gasket Top Kit 10-18 RMZ250 80mm, Works 41004-G01 Big Bore +3mm Gasket Top Kit 10-18 RMZ250 80mm, Works 41004-G01 Big Bore +3mm

    Cylinder Works Gasket Top Kit 10-18 RMZ250 80mm, Works 41004-G01 Big Bore +3mm

    1 in stock 1-2 business days

    Cylinder Works Big Bore Gasket Kit for the 2010-2018 Suzuki RM-Z250 is designed for 269cc engines with an 80mm bore. It provides the necessary seals for a proper top-end rebuild, ensuring a reliable fit and performance. Features Designed for 269cc big bore applications Ensures proper sealing for top-end rebuilds Compatible with 80mm bore cylinders Specifications Bore: 80mm Application: Top-end gasket kit for big bore engines Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2010 Suzuki RM-Z250 2011 Suzuki RM-Z250 2012 Suzuki RM-Z250 2013 Suzuki RM-Z250 2014 Suzuki RM-Z250 2015 Suzuki RM-Z250 2016 Suzuki RM-Z250 2017 Suzuki RM-Z250 2018 Suzuki RM-Z250 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2010-2012 SUZUKI RM Z 250 2016-2018 SUZUKI RM Z 250 2013-2015

    1 in stock 1-2 business days

    £72.97

  • Cylinder Kit Big Bore With Vertex Piston Kit 2013-2018 Suzuki RMZ250 80mm Works 41004-K02 Cylinder Kit Big Bore With Vertex Piston Kit 2013-2018 Suzuki RMZ250 80mm Works 41004-K02

    Cylinder Works Cylinder Kit Big Bore With Vertex Piston Kit 2013-2018 Suzuki RMZ250 80mm Works 41004-K02

    2 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Cylinder Kit for the 2013-2018 Suzuki RM-Z250 is a direct bolt-on upgrade requiring no re-plating. Designed to increase displacement to 269cc, this kit includes a matched Vertex piston for durability, performance, and reduced engine noise. Features Direct bolt-on installation with no additional machining required Nickel Silicon Carbide plated for extended lifespan Three options available: Standard Bore, Standard Bore High Compression, and Big Bore Includes cylinder, piston, rings, pin, clips, and gaskets Big bore cylinder kits do not require additional machine work (unless specified) Replacement Vertex piston, rings, clips, and pins available separately Manufactured in the U.S.A. Specifications Bore: +3mm Displacement: 269cc Compression Ratio: 13.5:1 Uses Vertex Piston #23925 Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2013 Suzuki RM-Z250 2014 Suzuki RM-Z250 2015 Suzuki RM-Z250 2016 Suzuki RM-Z250 2017 Suzuki RM-Z250 2018 Suzuki RM-Z250 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2010-2012 SUZUKI RM Z 250 2016-2018 SUZUKI RM Z 250 2013-2015

    2 in stock 1-2 business days

    £783.09

  • Cylinder Kit 10-12 RMZ250 80mm, Works 41004-K01 Big Bore, With Vertex Piston Kit Cylinder Kit 10-12 RMZ250 80mm, Works 41004-K01 Big Bore, With Vertex Piston Kit

    Cylinder Works Cylinder Kit 10-12 RMZ250 80mm, Works 41004-K01 Big Bore, With Vertex Piston Kit

    1 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Complete Kit for the 2010-2012 Suzuki RM-Z250 is a direct bolt-on upgrade requiring no re-plating. Designed to increase displacement to 269cc, this kit includes a precisely matched piston assembly and top-end gasket set for optimal performance and durability. Features Direct bolt-on installation with no additional machining required Nickel Silicon Carbide plated for extended lifespan Honed to exact size for easy piston installation Big bore cylinder kits include all necessary components for installation Included Items Cylinder Top-end gasket set Piston assembly Specifications Bore: +3mm Displacement: 269cc Compression: Standard Uses Vertex Piston #23679 Cross-Reference OEM Part Numbers SUZUKI: 11211-49H00-0F0 SUZUKI: 11211-49H10-0F0 Vehicle Fitments 2010 Suzuki RM-Z250 2011 Suzuki RM-Z250 2012 Suzuki RM-Z250 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2010-2012 SUZUKI RM Z 250 2016-2018 SUZUKI RM Z 250 2013-2015

    1 in stock 1-2 business days

    £797.66

  • Cylinder Only 10-18 RMZ250 77, Works 40004 Std Cylinder Only 10-18 RMZ250 77, Works 40004 Std

    Cylinder Works Cylinder Only 10-18 RMZ250 77, Works 40004 Std

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder for the 2010-2018 Suzuki RM-Z250 is a direct bolt-on replacement requiring no re-plating. Designed to match OEM specifications, it features Nickel Silicon Carbide plating for durability and is honed to exact size for easy piston installation. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Honed to exact size for easy piston installation Specifications Standard bore size Cross-Reference OEM Part Numbers SUZUKI: 11211-49H00-0F0 SUZUKI: 11211-49H10-0F0 Vehicle Fitments 2010 Suzuki RM-Z250 2011 Suzuki RM-Z250 2012 Suzuki RM-Z250 2013 Suzuki RM-Z250 2014 Suzuki RM-Z250 2015 Suzuki RM-Z250 2016 Suzuki RM-Z250 2017 Suzuki RM-Z250 2018 Suzuki RM-Z250 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2010-2012 SUZUKI RM Z 250 2010-2017 SUZUKI RM Z 250 2016-2018 SUZUKI RM Z 250 2013-2015

    1 in stock 1-2 business days

    £441.25

  • Cylinder Kit 13-15 RM-Z250 77, Works 40004-K02 Std, With Vertex Piston Kit

    Cylinder Works Cylinder Kit 13-15 RM-Z250 77, Works 40004-K02 Std, With Vertex Piston Kit

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder Kit for the 2013-2015 Suzuki RM-Z250 is a ready-to-install, direct bolt-on replacement requiring no re-plating. Designed to match OEM specifications, this kit includes a matched Vertex piston for longevity, performance, and reduced engine noise. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Three options available: Standard Bore, Standard Bore High Compression, and Big Bore Includes cylinder, piston, rings, pin, clips, and top-end gasket set Big bore cylinders do not require additional machine work (unless specified) Replacement Vertex piston, rings, clips, and pins available separately Manufactured in the U.S.A. Included Items Aluminum cylinder Vertex piston Piston pin Two circlips Top ring Two oil rings Oil ring spacer Top-end gasket set, including: Base gasket Head gasket Four valve stem seals Exhaust gasket Overflow seal Three O-rings Specifications Standard bore size Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2013 Suzuki RM-Z250 2014 Suzuki RM-Z250 2015 Suzuki RM-Z250 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2010-2012 SUZUKI RM Z 250 2010-2017 SUZUKI RM Z 250 2016-2018 SUZUKI RM Z 250 2013-2015

    1 in stock 1-2 business days

    £690.80

  • Cylinder Kit 09-15 KXF450 98, Works Cylinder 31011-K01 Big Bore, KX450F Kawasaki Cylinder Kit 09-15 KXF450 98, Works Cylinder 31011-K01 Big Bore, KX450F Kawasaki

    Cylinder Works Cylinder Kit 09-15 KXF450 98, Works Cylinder 31011-K01 Big Bore, KX450F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works +2mm Big Bore Cylinder Kit for the 2009-2015 Kawasaki KX450F is a direct bolt-on upgrade that requires no additional machine work. Designed for increased displacement and performance, this kit includes a precisely matched piston kit and top-end gasket kit. Features Direct bolt-on installation with no additional machining required Increased bore size for enhanced performance Includes cylinder, piston kit, and top-end gasket kit Uses Vertex piston for durability and reliability Specifications Bore: +2mm Uses Vertex Piston #Call (refer to manufacturer for specific part number) Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2009-2015 Kawasaki KX450F Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 450 2009-2015

    1 in stock 1-2 business days

    £770.65

  • Cylinder Only 09-15 KX450F 96mm, Works Cylinder 30011 Standard Bore, KX450F Kawasaki Cylinder Only 09-15 KX450F 96mm, Works Cylinder 30011 Standard Bore, KX450F Kawasaki

    Cylinder Works Cylinder Only 09-15 KX450F 96mm, Works Cylinder 30011 Standard Bore, KX450F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works Standard Bore 96mm Cylinder for the 2009-2015 Kawasaki KX450F is a direct bolt-on replacement that requires no re-plating. Designed to match OEM specifications, it features a Nickel Silicon Carbide plating for durability and performance. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Standard bore design for OEM compatibility Big bore cylinders do not require additional machine work (unless specified) Manufactured in the U.S.A. Specifications Bore: 96mm Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2009-2015 Kawasaki KX450F Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 450 2015 KAWASAKI KX F 450 2009-2014 KAWASAKI KX F 450 2009-2015

    1 in stock 1-2 business days

    £438.13

  • Cylinder Kit 15-16 KX250F 80, Works Cylinder 31006-K02 Big Bore, KX250F Kawasaki Cylinder Kit 15-16 KX250F 80, Works Cylinder 31006-K02 Big Bore, KX250F Kawasaki

    Cylinder Works Cylinder Kit 15-16 KX250F 80, Works Cylinder 31006-K02 Big Bore, KX250F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works +2mm Big Bore Cylinder Kit for the 2015-2016 Kawasaki KX250F is a ready-to-install, direct bolt-on solution requiring no re-plating. Designed to match OEM specifications, it offers improved performance and durability. The kit includes a matched Vertex piston, ensuring longevity and reduced engine noise. Features Direct bolt-on replacement with no re-plating required Nickel Silicon Carbide plated for extended lifespan Includes cylinder, piston, rings, pin, clips, and top-end gasket kit Big bore design does not require additional machine work (unless specified) Replacement Vertex piston, rings, clips, and pins available separately Manufactured in the U.S.A. Specifications Bore: 80mm Compression Ratio: 13.8:1 Displacement: 269cc Uses Vertex Piston #24032 Cross-Reference OEM Part Numbers Not specified Vehicle Fitments 2015-2016 Kawasaki KX250F Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 250 2011-2014 KAWASAKI KX F 250 2015-2016

    1 in stock 1-2 business days

    £684.00

  • Cylinder Kit 11-14 KX250F 80mm, Works Cylinder 31006-K01 Big Bore, KX250F Kawasaki Cylinder Kit 11-14 KX250F 80mm, Works Cylinder 31006-K01 Big Bore, KX250F Kawasaki

    Cylinder Works Cylinder Kit 11-14 KX250F 80mm, Works Cylinder 31006-K01 Big Bore, KX250F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Complete Cylinder Kit (31006-K01) for Kawasaki KX250F (2011-2014) increases displacement to 269cc with an 80mm bore and a 13.5:1 compression ratio. This direct bolt-on kit is ready to install, requiring no replating or machining, and is engineered for durability and enhanced performance. Features: Big bore cylinder increases displacement to 269cc (+3mm). Compression ratio: 13.5:1. Nickel Silicon Carbide plating for extended durability and reduced wear. Honed to precise dimensions for effortless piston installation. Direct bolt-on design requires no additional machining or replating. Complete kit includes all necessary components for installation. Specifications: Displacement: 269cc Bore size: +3mm (80mm) Compression ratio: 13.5:1 Piston assembly: Vertex #23654 Included Items: Cylinder Piston Rings Pin and clips Gaskets Cross-Reference OEM Part Numbers: Kawasaki: 11005-0138 Vehicle Fitment: Kawasaki KX250F (2011-2014) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 250 2011-2014 KAWASAKI KX F 250 2015-2016

    1 in stock 1-2 business days

    £774.34

  • Cylinder Only 11-16 KXF250 77, Works Cylinder 30006 Std, KX250F Kawasaki Cylinder Only 11-16 KXF250 77, Works Cylinder 30006 Std, KX250F Kawasaki

    Cylinder Works Cylinder Only 11-16 KXF250 77, Works Cylinder 30006 Std, KX250F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works Standard Bore Cylinder (30006) for Kawasaki KX250F (2011-2014) is a direct bolt-on replacement for the original cylinder, designed to match OEM specifications. It requires no replating and is ready to install, providing durability and reliable performance. Features: Standard bore cylinder designed as a direct replacement for the OEM. Nickel Silicon Carbide plating for enhanced durability and extended service life. Honed to exact dimensions for easy piston installation. Direct bolt-on design requires no additional machining or replating. Specifications: Bore size: Standard (OEM specification) Cross-Reference OEM Part Numbers: Kawasaki: 11005-0138 Vehicle Fitment: Kawasaki KX250F (2011-2014) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 250 2013-2014 KAWASAKI KX F 250 2011-2014 KAWASAKI KX F 250 2015-2016

    1 in stock 1-2 business days

    £540.05

  • Gasket Top Kit 09-16 KXF250 80, Works Cylinder 31004-G01 Big Bore, KX250F Kawasaki Gasket Top Kit 09-16 KXF250 80, Works Cylinder 31004-G01 Big Bore, KX250F Kawasaki

    Cylinder Works Gasket Top Kit 09-16 KXF250 80, Works Cylinder 31004-G01 Big Bore, KX250F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works Big Bore Gasket Kit (31004-G01) for Kawasaki KX250F (2009-2016) is designed for 269cc big bore applications with an 80mm bore. This top-end gasket kit includes all necessary gaskets to ensure a reliable seal for the head, base, exhaust, and cam chain tensioner. Features: Designed for 269cc big bore applications with an 80mm bore. Includes all top-end gaskets for a complete rebuild. Precision-engineered to meet or exceed OEM quality standards. Ensures proper sealing for optimal engine performance. Included Items: Head gasket Base gasket Exhaust gasket Cam chain tensioner gasket Vehicle Fitment: Kawasaki KX250F (2009-2016) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 250 2010 KAWASAKI KX F 250 2009

    1 in stock 1-2 business days

    £103.11

  • Cylinder Kit 2010 KXF250 80, Works Cylinder 31005-K01 Big Bore, KX250F Kawasaki Cylinder Kit 2010 KXF250 80, Works Cylinder 31005-K01 Big Bore, KX250F Kawasaki

    Cylinder Works Cylinder Kit 2010 KXF250 80, Works Cylinder 31005-K01 Big Bore, KX250F Kawasaki

    2 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Complete Cylinder Kit (31005-K01) for Kawasaki KX250F (2010) increases displacement to 269cc with an 80mm bore and a 13.2:1 compression ratio. This direct bolt-on kit is ready to install, requiring no replating or additional machining. It is designed for durability and performance, maintaining OEM standards for reliability. Features: Big bore cylinder increases displacement to 269cc (+3mm). Compression ratio: 13.2:1. Nickel Silicon Carbide plating for extended durability and wear resistance. Honed to precise dimensions for easy piston installation. Direct bolt-on design requires no additional machining or replating. Complete kit includes all components necessary for installation. Specifications: Displacement: 269cc Bore size: +3mm (80mm) Compression ratio: 13.2:1 Piston assembly: Vertex #23680 Included Items: Cylinder Piston Rings Pin and clips Gaskets Cross-Reference OEM Part Numbers: Kawasaki: 11005-0127 Vehicle Fitment: Kawasaki KX250F (2010) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KAWASAKI KX F 250 2010 KAWASAKI KX F 250 2009

    2 in stock 1-2 business days

    £759.77

Discover Cylinder Works motorcycle cylinder kits and top-end engine repair components.

© 2026 Radhouse, Powered by Shopify

    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Maestro
    • Mastercard
    • PayPal
    • Shop Pay
    • Union Pay
    • Visa