Dirt Bike Cylinder Heads and Parts

CYLINDER WORKS Cylinder Head CH2005-K01New replacement cylinder head, Includes cam caps and cam cap bolts, Includes C630 (nickel/aluminum/bronze) valve seats and guides, Competition valve job, Shortened valve guides to accept higher lift cams, Unshrouded...

CYLINDER WORKS Cylinder Head Kit CH1001-K01New replacement cylinder head, Include cam caps and cam cap bolts, Include C630 (nickel/aluminum/bronze) valve seats and guides, Competition valve job, Shortened valve guides to accept higher lift cams,...

CYLINDER WORKS Cylinder Head Kit CH1002-K01New replacement cylinder head, Include cam caps and cam cap bolts, Include C630 (nickel/aluminum/bronze) valve seats and guides, Competition valve job, Shortened valve guides to accept higher lift cams,...

CYLINDER WORKS Cylinder Head Kit CH1003-K01New replacement cylinder head, Include cam caps and cam cap bolts, Include C630 (nickel/aluminum/bronze) valve seats and guides, Competition valve job, Shortened valve guides to accept higher lift cams,...

CYLINDER WORKS Cylinder Head Kit CH2001-K01New replacement cylinder head, Include cam caps and cam cap bolts, Include C630 (nickel/aluminum/bronze) valve seats and guides, Competition valve job, Shortened valve guides to accept higher lift cams,...

KIBBLEWHITE Exhaust Spigot Big Twin 20-2104Designed and machined from 6061 T-6 aluminum extruded tubing, Allows you to rebuild the exhaust attachment point on your classic Panhead engine, Welding required, Made in the U.S.A.

BLOWSION Girdle Kit 01-03-109Girdle kit available for those looking for maximum cylinder support, Developed and designed in conjunction with the Kommander himself, Steve Webster, as a Blowsion exclusive offering, Domes, two required, are sold separately

BLOWSION Cylinder Head 01-03-118Developed and designed in conjunction with the Kommander himself, Steve Webster, as a Blowsion exclusive offering, One-piece Yamaha billet aluminum/CNC performance cylinder head kit provides the best of both worlds with...