Description:

Replacement for Honda CRF70 ATC70 XR70. Replacement Part Number: 12101-GB0-910, 12101-087-000, 12101-087-010, 12101-HB2-000, 12101-098-670, 12101-098-671. Product Specification: Outer bore size: 47mm, inner bore size: 39mm, intake valve outside diameter: 23mm / length 66mm, valve outside diameter: 20mm / length 66mm. Complete standard sized replacement cylinder kit. Improved casting design enhances intake porting capability. Professional installation is highly recommended (No Instruction Included).