Cylinder Works

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

145 products

  • Cylinder Kit 2009 KXF250 80, Works Cylinder 31004-K01 Big Bore, KX250F Kawasaki Cylinder Kit 2009 KXF250 80, Works Cylinder 31004-K01 Big Bore, KX250F Kawasaki

    Cylinder Works Cylinder Kit 2009 KXF250 80, Works Cylinder 31004-K01 Big Bore, KX250F Kawasaki

    1 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Complete Cylinder Kit (31004-K01) for Kawasaki KX250F (2009) and Kawasaki KX250F Monster Energy (2009) increases displacement to 269cc with an 80mm bore and standard compression. This direct bolt-on kit is ready to install, requiring no replating or additional machining. Designed to deliver enhanced performance while maintaining OEM reliability. Features: Big bore cylinder increases displacement to 269cc (+3mm). Bore size: 80mm with standard compression. Nickel Silicon Carbide plating for superior durability and long life. Honed to precise specifications for seamless 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: 80mm Piston assembly: Vertex #23405 Included Items: Cylinder Piston Rings Pin and clips Gaskets Cross-Reference OEM Part Numbers: Kawasaki: 11005-0110 Vehicle Fitment: Kawasaki KX250F (2009) Kawasaki KX250F Monster Energy (2009) 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

    £774.34

  • Gasket Top 09-16 CRF450 99.00, Works Kit 478cc 11006-G01 Gasket Top 09-16 CRF450 99.00, Works Kit 478cc 11006-G01

    Cylinder Works Gasket Top 09-16 CRF450 99.00, Works Kit 478cc 11006-G01

    2 in stock 1-2 business days

    Honda CRF450R 2009 - 2016, 478cc Top End Gasket Kit Includes (Head, Base, Exhaust, & Cam Chain Tensioner Gaskets) BORE 99.00mm. Part No. 56-K142.099_GKW (radhouse.co.uk) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 450 2009-2012 HONDA CRF R 450 2017-2018 HONDA CRF R 450 2009-2016

    2 in stock 1-2 business days

    £114.74

  • Cylinder Kit 13-16 CRF450 99mm, Works 478cc 11006-K02 Cylinder Kit 13-16 CRF450 99mm, Works 478cc 11006-K02

    Cylinder Works Cylinder Kit 13-16 CRF450 99mm, Works 478cc 11006-K02

    1 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Cylinder Kit (11006-K02) for Honda CRF450R (2013-2016) increases displacement to 478cc with a 12.5:1 compression ratio. This direct bolt-on kit is ready to install, requiring no replating or additional machining. Designed for reliability and performance, the kit features matched components to ensure compatibility and longevity. Features: Big bore cylinder increases displacement to 478cc (+3mm). Compression ratio: 12.5:1. Nickel Silicon Carbide plating for enhanced durability and reduced wear. Includes matched Vertex piston for optimal performance and reduced engine noise. Direct bolt-on design requires no machining or replating. Complete kit includes gaskets, cylinder, piston, rings, pin, and clips. Replacement Vertex pistons, rings, pins, and clips available separately. Made in the USA. Specifications: Displacement: 478cc Compression ratio: 12.5:1 Piston assembly: Vertex #23924 Included Items: Cylinder Piston Rings Pin and clips Gaskets Vehicle Fitment: Honda CRF450R (2013-2016) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 450 2009-2012 HONDA CRF R 450 2017-2018

    1 in stock 1-2 business days

    £780.17

  • Cylinder Kit 09-12 CRF450 99mm, Works 478cc 11006-K01

    Cylinder Works Cylinder Kit 09-12 CRF450 99mm, Works 478cc 11006-K01

    1 in stock 1-2 business days

    Cylinder Works +3mm Big Bore Complete Cylinder Kit (11006-K01) for Honda CRF450R (2009-2012) increases displacement to 478cc with a 99mm bore and 12.0:1 compression ratio. This direct bolt-on kit is ready to install without requiring replating or additional machining. Built to deliver enhanced performance while maintaining OEM fit and reliability. Features: Big bore cylinder increases displacement to 478cc (+3mm). Bore size: 99mm with a compression ratio of 12.0:1. Nickel Silicon Carbide plating for extended durability. Honed to exact specifications for seamless piston installation. Direct bolt-on design requires no machining or replating. Complete kit includes gaskets, cylinder, piston, rings, pin, and clips. Optional use with Hot Rods #4193 increases displacement to 500cc. Specifications: Displacement: 478cc Bore size: 99mm Compression ratio: 12.0:1 Piston assembly: Vertex #23534 Included Items: Cylinder Piston Rings Pin and clips Gaskets Cross-Reference OEM Part Numbers: Honda: 12100-MEN-A30 Honda: 12100-MEN-A50 Vehicle Fitment: Honda CRF450R (2009-2012) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 450 2009-2012 HONDA CRF R 450 2017-2018 HONDA CRF R 450 2009-2016

    1 in stock 1-2 business days

    £741.31

  • Works Cylinder Kit 09-12 CRF450 96, Std 10006-K01 Works Cylinder Kit 09-12 CRF450 96, Std 10006-K01

    Cylinder Works Works Cylinder Kit 09-12 CRF450 96, Std 10006-K01

    1 in stock 1-2 business days

    Standard Bore Cylinder Kit (10006-K01) for Honda CRF450R (2009-2016) is a direct bolt-on replacement designed to match OEM specifications. With a bore size of 96mm and a compression ratio of 12.0:1, this kit is ready to install without the need for replating or additional machining. Engineered for durability and performance, it includes all components needed for a complete installation. Features: Standard bore cylinder with 96mm diameter. Compression ratio: 12.0:1. Nickel Silicon Carbide plating for extended cylinder life. Honed to precise dimensions for easy piston installation. Direct bolt-on design, requiring no machining or replating. Complete kit includes gaskets, cylinder, piston, rings, pin, and clips. Specifications: Bore size: 96mm Compression ratio: 12.0:1 Piston assembly: Vertex #23455 Included Items: Cylinder Piston Rings Top-end gaskets Pin and clips Cross-Reference OEM Part Numbers: Honda: 06111-MEN-A30 Honda: 12100-MEN-A30 Honda: 12100-MEN-A50 Honda: 12191-MEN-A31 Honda: 12251-MEN-A31 Honda: 13011-MEN-A30 Honda: 13101-MEN-A30 Honda: 13111-MEN-A30 Honda: 13112-MEN-A30 Vehicle Fitment: Honda CRF450R (2009-2016) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 450 2009-2012 HONDA CRF R 450 2017-2018 HONDA CRF R 450 2009-2016

    1 in stock 1-2 business days

    £677.37

  • Cylinder Only 09-16 CRF450 96m, Works Std 10006 Cylinder Only 09-16 CRF450 96m, Works Std 10006

    Cylinder Works Cylinder Only 09-16 CRF450 96m, Works Std 10006

    Out of stock

    Honda CRF450R 2009 - 2016, Cylinder Works STD Bore Cylinder ONLY 10006, 96mm BORE Direct bolt-on, ready-to-install cylinders; require no replating and look virtually identical to the OEM Nickel Silicon Carbide plated for long life Honed to exact size for easy piston installation Big bore cylinders do not require machine work (unless noted) Big bore cylinder kits come complete with gaskets, cylinder, piston, rings, pin and clips Part No. 56-K142.096.C.W (radhouse.co.uk) Cross reference numbers ONLY. HONDA: 12100-MEN-A30 HONDA: 12100-MEN-A50 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 450 2017-2018 HONDA CRF R 450 2009-2016

    Out of stock

    £428.62

  • Gasket Top Kit YZF450 10-13 99mm, Works Cylinder 21005-G01 Big Bore

    Cylinder Works Gasket Top Kit YZF450 10-13 99mm, Works Cylinder 21005-G01 Big Bore

    1 in stock 1-2 business days

    Big Bore Top End Gasket Kit (21005-G01) for Yamaha YZ450F (2010-2013) includes all necessary gaskets for the top-end rebuild of big bore cylinder kits. Designed to ensure a reliable seal, this kit provides compatibility with head, base, exhaust, and cam chain tensioner components, maintaining OEM standards for fit and performance. Features: Complete top-end gasket kit for big bore cylinder kits. Includes head, base, exhaust, and cam chain tensioner gaskets. Precision-engineered for compatibility with Yamaha YZ450F big bore applications. Designed to meet or exceed OEM quality standards. Included Items: Head gasket Base gasket Exhaust gasket Cam chain tensioner gasket Vehicle Fitment: Yamaha YZ450F (2010-2013)

    1 in stock 1-2 business days

    £113.80

  • Cylinder Kit YZF450 10-13 99mm, Works Cylinder 21005-K01 Big Bore Cylinder Kit YZF450 10-13 99mm, Works Cylinder 21005-K01 Big Bore

    Cylinder Works Cylinder Kit YZF450 10-13 99mm, Works Cylinder 21005-K01 Big Bore

    1 in stock 1-2 business days

    +2mm Big Bore Complete Cylinder Kit (21005-K01) for Yamaha YZ450F (2010-2013) increases the displacement to 468cc with a 12.5:1 compression ratio. This direct bolt-on kit eliminates the need for replating, ensuring a quick and easy installation. Designed to match OEM appearance and functionality, the kit comes complete with all necessary components for a seamless upgrade. Features: Increases displacement to 468cc with a +2mm bore. Direct bolt-on design requires no machining or replating. Nickel Silicon Carbide plated for enhanced durability and long service life. Honed to precise dimensions for effortless piston installation. Includes all components for a complete installation. Specifications: Displacement: 468cc Bore size: +2mm Compression ratio: 12.5:1 Piston assembly: Vertex #23655 Included Items: Cylinder Top-end gasket set Piston assembly (piston, rings, pin, and clips) Cross-Reference OEM Part Numbers: Yamaha: 33D-11311-00-00 Vehicle Fitment: Yamaha YZ450F (2010-2013)

    1 in stock 1-2 business days

    £882.39

  • Cylinder Kit 10-17 CRF250 80mm, Works Big Bore 270cc 11007-K01 Cylinder Kit 10-17 CRF250 80mm, Works Big Bore 270cc 11007-K01

    Cylinder Works Cylinder Kit 10-17 CRF250 80mm, Works Big Bore 270cc 11007-K01

    1 in stock 1-2 business days

    CYLINDER WORKS 11007-K01 Big Bore Cylinder Kit for Honda CRF250R (2010-2017) increases the displacement to 270cc with an 80.00mm bore and 13.2:1 compression ratio. Designed as a direct replacement, this kit provides a hassle-free alternative to replating worn or damaged cylinders, offering a ready-to-install solution. It matches OEM specifications in appearance and functionality, ensuring a precise fit. Features: Big bore cylinder increases displacement to 270cc. Bore size: 80.00mm with a compression ratio of 13.2:1. Direct replacement for OEM cylinders, eliminating the need for replating. Ready-to-install, with no additional modifications required. Manufactured to match OEM design and standards. Specifications: Displacement: 270cc Bore size: 80.00mm Compression ratio: 13.2:1 Cross-Reference OEM Part Numbers: Honda: 12100-KRN-A40 Vehicle Fitment: Honda CRF250R (2010-2017) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 250 2010-2013 HONDA CRF R 250 2016-2017 HONDA CRF R 250 2014-2017 HONDA CRF R 250 2010-2015 HONDA CRF R 230 2010-2013

    1 in stock 1-2 business days

    £743.44

  • Cylinder Kit 10-13 CRF250 76.8, Works 10007-K01

    Cylinder Works Cylinder Kit 10-13 CRF250 76.8, Works 10007-K01

    1 in stock 1-2 business days

    The Cylinder Works Standard Bore Cylinder Kit for the 2010–2013 Honda CRF250R offers a high-performance, direct bolt-on solution with OEM-level compatibility. Featuring a 76.8mm bore and 13.2:1 compression, this kit is engineered for durability and efficiency. The Nickel Silicon Carbide plating ensures long service life, while the precise honing facilitates seamless piston installation. This comprehensive kit includes all necessary components for installation. Features Direct bolt-on design, requiring no replating. Nickel Silicon Carbide plating for enhanced durability and extended cylinder life. Honed to exact specifications for effortless piston installation. Complete kit with all necessary components for top-end rebuilds. Maintains OEM appearance and compatibility. Specifications Bore Size: 76.8 mm Compression Ratio: 13.2:1 Displacement: 249cc Included Components Cylinder Piston assembly Top-end gasket set Cross Reference OEM Part Numbers Honda: 06111-KRN-A40 Honda: 12100-KRN-A40 Honda: 12191-KRN-A41 Honda: 12251-KRN-A41 Honda: 13011-KRN-A40 Honda: 13101-KRN-A40 Honda: 13111-KRN-A40 Honda: 13112-MEE-000 Vehicle Compatibility Honda CRF250R (2010–2013) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 250 2010-2013 HONDA CRF R 250 2016-2017 HONDA CRF R 250 2014-2017 HONDA CRF R 250 2010-2015 HONDA CRF R 250 2014-2015 HONDA CRF R 230 2010-2013

    1 in stock 1-2 business days

    £586.86

  • Cylinder Only 10-17 CRF250 76.8, Works 10007

    Cylinder Works Cylinder Only 10-17 CRF250 76.8, Works 10007

    1 in stock 1-2 business days

    The Works Standard Bore Cylinder for the 2010–2017 Honda CRF250R is a high-quality replacement designed for direct bolt-on installation. Engineered for performance and durability, it features Nickel Silicon Carbide plating and precise honing for a perfect fit. This cylinder provides a reliable OEM-style solution without the need for replating. Features Direct bolt-on design; no replating required. Nickel Silicon Carbide plating for enhanced durability and long service life. Honed to exact dimensions for easy and precise piston installation. Maintains an appearance nearly identical to the OEM cylinder. Specifications Bore Size: 67.80 mm Cross Reference OEM Part Numbers Honda: 12100-KRN-A40 Vehicle Compatibility Honda CRF250R (2010–2017) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 250 2010-2013 HONDA CRF R 250 2016-2017 HONDA CRF R 250 2014-2017 HONDA CRF R 250 2014-2015 HONDA CRF R 230 2010-2013

    1 in stock 1-2 business days

    £402.38

  • Cylinder Kit Big Bore 2004-2013 Yamaha YFZ450 Works Cylinder 23001-K01 Cylinder Kit Big Bore 2004-2013 Yamaha YFZ450 Works Cylinder 23001-K01

    Cylinder Works Cylinder Kit Big Bore 2004-2013 Yamaha YFZ450 Works Cylinder 23001-K01

    2 in stock 1-2 business days

    The +3mm Big Bore Complete Cylinder Kit for the 2004–2013 Yamaha YFZ 450 ATV provides a direct bolt-on upgrade, delivering increased displacement without requiring additional machining. Designed to maintain a near-identical appearance to OEM components, this kit is engineered for durability and precision with Nickel Silicon Carbide plating and exact honing for effortless piston installation. It includes all necessary components for a seamless installation. Features Direct bolt-on design; no replating required. Nickel Silicon Carbide plating ensures long cylinder life. Honed to precise dimensions for easy piston installation. Big bore upgrade requires no machining unless specified. Complete kit includes all necessary components for installation. Included Items Big bore cylinder (+3mm) Piston Ring set Two circlips Gasket set Piston pin Specifications Displacement: 468cc for 2004–2005 models; 478cc for 2006–2012 models Compression: Standard Compatible Piston: Vertex #23403 Vehicle Compatibility Yamaha YFZ450 (2004–2013) Yamaha YFZ450BB Bill Ballance Edition (2006, 2007) Yamaha YFZ450LE Limited Edition (2004) Yamaha YFZ450SE Special Edition (2005, 2007) Yamaha YFZ450SE2 Special Edition 2 (2007) Yamaha YFZ450SP 50th Anniversary Edition (2006) Yamaha YFZ450SP Special Edition (2008) Yamaha YFZ450SP2 Special Edition 2 (2008) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YFZ 450 2004-2013 YAMAHA YFZ S 450 2004-2011

    2 in stock 1-2 business days

    £855.18

  • Cylinder Only 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011 Std Bore Cylinder Only 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011 Std Bore

    Cylinder Works Cylinder Only 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011 Std Bore

    1 in stock 1-2 business days

    Yamaha YZ 125 2005-2021

    1 in stock 1-2 business days

    £528.57

  • Cylinder Full Kit 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011-K01 Std Bore Cylinder Full Kit 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011-K01 Std Bore

    Cylinder Works Cylinder Full Kit 54mm Yamaha YZ 125 05-21, Cylinder Works CW20011-K01 Std Bore

    1 in stock 1-2 business days

    Yamaha YZ 125 2005-2021 Description : Standard Bore Cylinder Kit  Compression Ratio : Standard Cylinder Diameter : 54 mm Displacement : 125 cc Engine Type : 2-Cycle Includes : Cylinder, Piston Kit, Top End Gasket Kit & Wrist Pin Bearing

    1 in stock 1-2 business days

    £651.94

  • Cylinder Kit 2006-2009 LTR450 Works Cylinder 41002-K01 Cylinder Kit 2006-2009 LTR450 Works Cylinder 41002-K01

    Cylinder Works Cylinder Kit 2006-2009 LTR450 Works Cylinder 41002-K01

    1 in stock 1-2 business days

    The Cylinder Works +2.5mm Big Bore Complete Cylinder Kit increases the displacement of Suzuki LT-R450 Quad Racer models to 474cc. This direct bolt-on kit offers OEM-like fitment and performance, with high-quality components designed for durability and reliability. Features: Increases displacement to 474cc with a 98mm bore. Standard compression ratio; compatible with Hot Rods #4176 for a 496cc setup. Nickel Silicon Carbide plating ensures long-lasting durability. Precisely honed for easy piston installation. Includes all necessary components for a complete top-end rebuild. Included Components: Cylinder Base gasket Engine case gasket Head gasket 1.83x1.52x.188 bushing Aluminum piston (Vertex) Wrist pin Circlips (2) Piston rings Specifications: Displacement: 474cc Bore size: 98mm Piston type: Vertex #23521 Cross-Reference Part Numbers: 422-41002K 0931-0176 733843 4195 HR41002K01 77002-12 11211-45G00-0F0 Vehicle Fitments: Suzuki LT-R450 Quad Racer: 2006–2009 Suzuki LT-R450Z Quad Racer Limited Edition: 2009 Suzuki LT-R450Z Quad Racer Special Edition: 2008 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI LT QUADRACER R 450 2006-2011

    1 in stock 1-2 business days

    £840.61

  • Gasket Kit Top 06-09 LTR450, 98mm Bore 41002-G01, LT-R450

    Cylinder Works Gasket Kit Top 06-09 LTR450, 98mm Bore 41002-G01, LT-R450

    1 in stock 1-2 business days

    The Big Bore Gasket Kit is specifically designed for Suzuki LT-R450 models with a 98mm bore and 474cc displacement. This top-end gasket kit ensures reliable sealing and compatibility for big bore applications. Features: Designed for 98mm big bore (474cc) setups. Includes all necessary gaskets for top-end assembly. Included Components: Head gasket Base gasket Exhaust gasket Cam chain tensioner gasket Vehicle Fitments: Suzuki LT-R450: 2006–2009 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI LT QUADRACER R 450 2006-2011

    1 in stock 1-2 business days

    £103.09

  • Gasket Top Kit 07-09 RMZ250 80, Works Cyclinder 41003-G01

    Cylinder Works Gasket Top Kit 07-09 RMZ250 80, Works Cyclinder 41003-G01

    1 in stock 1-2 business days

    The +3mm Big Bore Top-End Gasket Kit is designed for Suzuki RM-Z250 models with a 269cc big bore cylinder. This gasket kit ensures reliable sealing and compatibility with 80mm bore applications. Features: Specifically designed for +3mm big bore applications. Provides all necessary gaskets for top-end assembly. Specifications: Bore size: 80mm Displacement compatibility: 269cc Vehicle Fitments: Suzuki RM-Z250: 2007–2009 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2007-2009

    1 in stock 1-2 business days

    £103.09

  • Cylinder Kit 07-09 RM-Z 250 80, Works Cyclinder 41003-K01 Cylinder Kit 07-09 RM-Z 250 80, Works Cyclinder 41003-K01

    Cylinder Works Cylinder Kit 07-09 RM-Z 250 80, Works Cyclinder 41003-K01

    1 in stock 1-2 business days

    The Cylinder Works +3mm Big Bore Complete Cylinder Kit increases the displacement of Suzuki RM-Z250 models to 269cc. This direct bolt-on kit is engineered for seamless installation and provides OEM-like performance with enhanced power output. Features: Increases displacement to 269cc with a +3mm big bore cylinder. Nickel Silicon Carbide plating ensures durability and long service life. Direct bolt-on installation; no replating or additional machining required. Precisely honed for easy piston installation. Includes all necessary components for a complete top-end rebuild. Included Components: Cylinder Top-end gasket set Piston assembly (piston, rings, pin, clips) Specifications: Bore size: 80mm Displacement: 269cc Compression ratio: 13.4:1 Piston type: Vertex #23678 Cross-Reference Part Numbers: P400510100010 0931-0350 733851 HR41003K01 77002-13 11211-10H00-0F0 Vehicle Fitments: Suzuki RM-Z250: 2007–2009 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2007-2009

    1 in stock 1-2 business days

    £814.37

  • Cylinder Only 07-09 RMZ250 77, Works Cylinder 40003 RM-Z250 Cylinder Only 07-09 RMZ250 77, Works Cylinder 40003 RM-Z250

    Cylinder Works Cylinder Only 07-09 RMZ250 77, Works Cylinder 40003 RM-Z250

    1 in stock 1-2 business days

    The Works Cylinder Standard Bore 77mm Cylinder is a direct bolt-on replacement for Suzuki RM-Z250 models. This cylinder is designed to meet OEM specifications, ensuring reliable performance and easy installation for engine rebuilds. Features: Standard 77mm bore for accurate OEM fitment. Direct bolt-on installation requiring no replating. Nickel Silicon Carbide plating for enhanced durability and extended service life. Honed to exact dimensions for straightforward piston installation. Cross-Reference Part Numbers: 0931-0401 77002-18 11211-10H00-0F0 Vehicle Fitments: Suzuki RM-Z250: 2007–2009 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years SUZUKI RM Z 250 2007-2009

    1 in stock 1-2 business days

    £454.85

  • Cylinder Only 05-12 SXF250 76, Works Cylinder 50002 Std KTM, SX-F250 / SX250F Cylinder Only 05-12 SXF250 76, Works Cylinder 50002 Std KTM, SX-F250 / SX250F

    Cylinder Works Cylinder Only 05-12 SXF250 76, Works Cylinder 50002 Std KTM, SX-F250 / SX250F

    2 in stock 1-2 business days

    The Cylinder Works Standard 76mm Bore Cylinder is a direct bolt-on replacement for KTM 250 EXC-F, SX-F, XC-F, and XCF-W models. Designed to replicate OEM quality and dimensions, this cylinder offers a straightforward solution for engine repairs and rebuilds. Features: Standard 76mm bore for precise OEM fitment. Direct bolt-on installation; no replating required. Nickel Silicon Carbide plating enhances durability and lifespan. Honed to exact dimensions for easy piston installation. Included Components: (1) Standard cylinder Vehicle Fitments: KTM 250 EXC-F: 2006–2013 KTM 250 SX-F: 2005–2012 KTM 250 XC-F: 2006–2012 KTM 250 XCF-W: 2006–2013 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years KTM SX F 250 2005-2012 KTM EXC F 250 2006-2013 KTM SX F 250 2006-2010 KTM XCF W 250 2007-2013 KTM XC F 250 2006-2012 KTM SX F 250 2011-2012 KTM EXC F 250 2012-2013 KTM XC F 250 2007-2012 KTM XCF W 250 2006-2013 KTM EXC F 250 2007-2011 KTM EXC F Six Days 250 2012-2013 KTM EXC F Six Days 250 2009-2011

    2 in stock 1-2 business days

    £517.89

  • Cylinder Kit 06-12 TRX450 99mm, Works Cyclinder 11005-K01 Cylinder Kit 06-12 TRX450 99mm, Works Cyclinder 11005-K01

    Cylinder Works Cylinder Kit 06-12 TRX450 99mm, Works Cyclinder 11005-K01

    2 in stock 1-2 business days

    The Cylinder Works +3mm Big Bore Complete Cylinder Kit increases the displacement of Honda TRX450R and TRX450ER models to 477cc. This direct bolt-on kit requires no replating or additional machining, offering OEM-like fitment and reliable performance. Features: Increases displacement to 477cc with a +3mm big bore cylinder. Nickel Silicon Carbide plating ensures long-lasting durability. Precisely honed for straightforward piston installation. Complete kit includes all necessary components for top-end rebuilding. Included Components: Cylinder Vertex piston Ring set (3 rings) Wrist pin Circlips (2) Base gasket Case gasket Exhaust gasket Head gasket Cross-Reference Part Numbers: 422-11005K 0931-0175 733728 4190 HR11005K01 77000-38 12100-HP1-600 Vehicle Fitments: Honda TRX450ER: 2006–2014 Honda TRX450R: 2006–2013 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA TRX R 450 2006-2014 HONDA TRX 450 2006-2014

    2 in stock 1-2 business days

    £770.46

  • Gasket Top Kit 68mm 07-18 CRF150, Cylinder Works 11004-G01

    Cylinder Works Gasket Top Kit 68mm 07-18 CRF150, Cylinder Works 11004-G01

    1 in stock 1-2 business days

    The +2mm Big Bore Top-End Gasket Kit is designed for Honda CRF150R and CRF150RB models with a 68mm big bore cylinder. This gasket kit ensures reliable sealing and compatibility with 159cc big bore setups. Features: Specifically designed for +2mm big bore applications (68mm bore). Includes all necessary gaskets for top-end assembly. Included Components: Head gasket Base gasket Exhaust gasket Cam chain tensioner gasket Specifications: Bore size: 68mm Displacement compatibility: 159cc Vehicle Fitments: Honda CRF150R: 2007–2018 Honda CRF150RB: 2007–2018 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 150 2007-2016 HONDA CRF R 150 2007-2009 HONDA CRF RB 150 2007-2009 HONDA CRF R 150 2012-2019

    1 in stock 1-2 business days

    £93.39

  • Cylinder Kit 68mm 12-21 CRF150R, Works 11004-K02 Big Bore Cylinder Kit 68mm 12-21 CRF150R, Works 11004-K02 Big Bore

    Cylinder Works Cylinder Kit 68mm 12-21 CRF150R, Works 11004-K02 Big Bore

    Out of stock

    The Cylinder Works +2mm Big Bore Cylinder Kit increases the displacement of Honda CRF150R and CRF150RB models to 159cc. This ready-to-install kit delivers OEM-like fitment and performance, featuring durable materials and precision engineering. Features: Increases displacement to 159cc with a +2mm big bore cylinder. Nickel Silicon Carbide plated for enhanced durability and long service life. Direct bolt-on replacement; no replating required. Matched Vertex pistons ensure optimal performance and reduced engine noise. Includes all components needed for a complete top-end rebuild. Made in the U.S.A. Included Components: Cylinder Piston kit Top-end gasket kit Rings Pin Clips Specifications: Displacement: 159cc Compression ratio: 11.7:1 Piston type: Vertex #23868 Vehicle Fitments: Honda CRF150R: 2012–2021 Honda CRF150RB (Expert): 2012–2021 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 150 2007-2009 HONDA CRF RB 150 2007-2009 HONDA CRF R 150 2012-2019

    Out of stock

    £708.85

  • Cylinder Kit 68mm Big Bore 2007-2009 Honda CRF150 Works 11004-K01 Cylinder Kit 68mm Big Bore 2007-2009 Honda CRF150 Works 11004-K01

    Cylinder Works Cylinder Kit 68mm Big Bore 2007-2009 Honda CRF150 Works 11004-K01

    1 in stock 1-2 business days

    The Cylinder Works +2mm Big Bore Complete Cylinder Kit increases the displacement of Honda CRF150R and CRF150RB models to 159cc. This direct bolt-on kit requires no replating or additional machining, delivering OEM-like fitment and performance. Features: Increases displacement to 159cc with a +2mm big bore cylinder. Nickel Silicon Carbide plated for enhanced durability and long life. Precisely honed for easy piston installation. Complete kit includes all components for a top-end rebuild. Compatible with Hot Rods #4175 crankshaft to achieve 166cc displacement. Included Components: Cylinder Piston Rings Pin Clips Gasket set Technical Specifications: Displacement: 159cc Bore size: 68.00mm Compression ratio: 11.7:1 Size over standard: +2.00mm Cross-Reference OEM Part Numbers: HONDA: 12100-KSE-670 HONDA: 12100-KSE-671 Vehicle Fitments: Honda CRF150R: 2007–2009 Honda CRF150RB: 2007–2009 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years HONDA CRF R 150 2007-2016 HONDA CRF R 150 2007-2009 HONDA CRF RB 150 2007-2009 HONDA CRF R 150 2012-2019

    1 in stock 1-2 business days

    £575.45

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

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