
New Cylinder Head Kit for HONDA CRF70 XR70 CT70 C70 ATC70 TRX70 S65 70CC 50CC
Cylinder Head for Honda CRF70 XR70 CT70 C70 ATC70 TRX70 S65 ( 50cc Large Bore / 70cc Small Bore ) Fit For: for Honda S65 for Honda TRX70 for Honda ATC70 1978-1985 for Honda C70 1980-1983 for Honda C70 1971-1972 for Honda CRF70F 2004-2009 for Honda CRF70F 2011-2012 for Honda CT70 1969-1994 for Honda XR70R 1997-2003 Product Description: A Complete New Standard Sized Replacement Cylinder Kit100% New, and never been used.New Cylinder head Kit fit for Honda ATC70 CT70 TRX70 CRF70 XR70 70CC 72CM3Replaces Existing Cylinder Assembly, just replace and ride again. Size:Outer Bore Size: 47mmInner Bore Size: 39mmIntake Valve Outside Diameter: 23mm / Length 66mmExhaust Valve Outside Diameter: 20mm / Length 66mm This head can be used on either a 50cc or 70cc engine. But Please note that it is for Domed 50cc or Flat Top 70cc.If you have a 50cc engine: There are 2 different 50cc Cylinder heads for Honda. Compare the Combustion Chamber Size shown below, to your current head. This head will only work with DOMED pistons. If you have a 70cc engine: There are 2 different 50cc Cylinder heads for Honda. Compare the Combustion Chamber Size shown below, to your current head. This head will only work with FLAT TOP pistons.