Core FMX Transmission valve body for any 1969 Mercury Cougar or 1969 Ford Mustang with code "X" transmission code on the door tag. This is only for 1969 transmissions with P-R-N-D-2-1 shift pattern. Sold as a core, should be thoroughly cleaned and rebuilt with quality parts. These units can be upgraded with 'shift kits' to firm up shifts, add longevity, and they help reduce and eliminate clutch and band slippage. Various kits available in the aftermarket, we offer one as well. This is the standard valve body for H code 351-2V engines. Ford installed a slightly different valve body in 351-4V and 1970 engines. This core unit may or may not have a factory tag attached. Typical tag numbers: 5, K6, M5, T4, V5, Z4, Z5.
Basic Ford part number 7A100 on these main control assemblies.