Good top end power, needs intake, headers and gears. 9.5:1 compression with 2500+ stall.This Part Fits:YearMakeModelSubmodel1976-1977FordF-100Base1975-1977,1979FordF-100Custom1975-1977FordF-100Northland1975-1977,1979FordF-100Ranger1979FordF-100Ranger...