Flywheel Bolt Kit by ARP These Pro series flywheel bolts from ARP give you all that you need to bolt in your flywheel with confidence. They\’re much stronger than OEM hardware, are forged from aerospace alloy, and are heat-treated prior to thread rolling and machining. These bolts feature an exclusive, flat 12-point head design and a larger-than-stock shank diameter for increased strength and improved flywheel register. Features Rear Main Seal Style: 2-piecev Thread Size: 7/16 in.-20 Underhead Length (in.): 0.950 in. Washer Included: No Head Style: 12-point Fastener Finish: Black oxide Fastener Material: Chromoly Benefits Much stronger than OEM hardware Forged from aerospace alloy Heat-treated prior to thread rolling and machining Please Note: For use with Tilton flywheel, uses 1/2 in. socket. Applications 1975 – 1979 Ford B-100 1986 B-200 Ford Panel 1966 – 1972, 1974 – 1996 Ford Bronco 1964 – 1973 Ford Custom 1968 – 1989 Ford E-series 1996 – 2000 Ford Explorer 1957 – 1959, 1964 – 1975, 1978 – 1983 Ford F-100 1975 – 1996 Ford F-150 1986 Ford F-200 1957 – 1959, 1964 – 1997 Ford F-250 1957 – 1959, 1964 – 1998 Ford F-350 1988 – 1990, 1994 – 1997 Ford F-450 1958 – 1969 Ford Fairlane 1978 – 1983 Ford Fairmont 1964 – 1970 Ford Falcon 1959 – 1973 Ford Galaxie 1975 – 1981 Ford Granada 1966 – 1969 Ford GT 1966 – 1973, 1983 Ford LTD 1971 – 1977 Ford Maverick 1964 – 1973, 1975 – 1995 Ford Mustang 1965 – 1977, 1993, 1996 – 1997 Ford P-Series 1957 – 1959, 1965 – 1971, 1975 – 1977 Ford Ranchero 1958 – 1960 Ford Thunderbird 1968 – 1974 Ford Torino What\’s In The Box? 6 – Bolts Warranty Manufacturers Standard Warranty