Fits the following:
1965–67 F-100 / F-250 / F-350 truck with 352 engine
1968–72 F-100 truck with 360 or 390 engine
1968–74 F-250 / F-350 truck with 360 or 390 engine
1973–76 F-100 / F-150 / F-250 / F-350 truck with 360 or 390 engine
2" opening.
2" opening.