Reproduction choke pull-off for 1970 Pontiac motors equipped with a Rochester 4 bbl carburetor. The primaryIt f purpose of the choke pull-off is to keep the choke from closing too much when the engine speeds up or the vacuum drops down allowing the motor to get the proper amount of fuel to get going especially when the engine is cold. Features the correct style metal body with a gold cadmium finish like the original. Commonly found plugged or run to the vacuum ball on the passenger side fender skirt. It fits all 1970 Firebird models except Ram Air.