Motorcycle 47mm XR70 DAX70 CRF70 CUB70 Cylinder Block Kit For C70 CT7 DAX XR CRF 70cc 4T 12101-GB0-910 This cylinder kit is designed for 70cc 4-stroke engines and fits models including S65, TRX70, ATC70 from 1978 to 1985, C70 from 1980 to 1983 and 1971 to 1972, CRF70F from 2004 to 2009 and 2011 to 2012, CT70 from 1969 to 1994, and XR70R from 1997 to 2003.The kit includes components compatible with OEM part numbers 12101-GB0-910, 12101-087-000, 12101-087-010, 12101-HB2-000, 12101-098-670, and 12101-098-671.This assembly is intended for use in motorcycle engine rebuilds and replacements.