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(STANDARD) BORE CYLINDER KITS

Dirt Bike Standard Bore Cylinder Kits – Complete OEM-Spec Rebuild Solution Restore your engine's original performance and compression with our standard bore cylinder kits — the complete, no-compromise solution for rebuilding a worn or damaged top end back to factory specification. Each ...  show more

Honda Standard Bore Cylinder Kits
Kawasaki Standard Bore Cylinder Kits
KTM Standard Bore Cylinder Kits
Suzuki Standard Bore Cylinder Kits
Yamaha Standard Bore Cylinder Kits
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SUZUKI RMZ 250 2019-ON 77MM CYLINDER KIT CW40005K01 CYLINDER WORKS
£483.60
The simplest way to bring a tired top end back to life.
YAMAHA YZF / WRF 250 2001 - 2004 77MM STANDARD COMPRESSION CYLINDER KIT 12.7:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2001 - 2007 WRF 250 2001 - 2013 77MM HIGH COMPRESSION CYLINDER KIT 13.5:1
£493.27
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2005 - 2007 WRF 250 2005 - 2013 77MM STANDARD COMPRESSION CYLINDER KIT 12.5:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2008 - 2013 77MM HIGH COMPRESSION CYLINDER KIT 13.9:1
£493.27
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2008 - 2013 77MM STANDARD COMPRESSION CYLINDER KIT 13.5:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2014 - 2015 WRF 250 2015 - 2016 77MM HIGH COMPRESSION CYLINDER KIT 14.2:1
£493.27
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2014 - 2015 WRF 250 2015 - 2016 77MM STANDARD COMPRESSION CYLINDER KIT 13.5:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2016 77MM HIGH COMPRESSION CYLINDER KIT
£493.27
The simplest way to bring a tired top end back to life.
YAMAHA YZF 250 2016 77MM STANDARD COMPRESSION CYLINDER KIT 13.5:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2003 - 2005 WRF 450 2003 - 2006 95MM HIGH COMPRESSION CYLINDER KIT 13.5:1
£473.20
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2003 - 2005 WRF 450 2003 - 2006 95MM STANDARD COMPRESSION CYLINDER KIT 12.5:1
£462.80
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2006 - 2009 WRF 450 2007 - 2015 95MM HIGH COMPRESSION CYLINDER KIT 13.5:1
£493.27
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2006 - 2009 WRF 450 2007 - 2015 95MM STANDARD COMPRESSION CYLINDER KIT 12.5:1
£456.14
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2010 - 2013 97MM HIGH COMPRESSION CYLINDER KIT 13.5:1
£541.01
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2010 - 2013 97MM STANDARD COMPRESSION CYLINDER KIT 12.5:1
£541.01
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2014 - 2017 WRF 450 2016-2018 97MM HIGH COMPRESSION CYLINDER KIT 13.5:1
£541.01
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2014 - 2017 WRF 450 2016-2018 97MM STANDARD COMPRESSION CYLINDER KIT 12.5:1
£541.01
The simplest way to bring a tired top end back to life.
YAMAHA YZF 450 2020-2022 / WRF 450 2022 97MM STANDARD COMPRESSION CYLINDER KIT 13.0:1 CW20014K01
£546.31
The simplest way to bring a tired top end back to life.
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