The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.

This Part Fits:

Year	Make	Model	Submodel
1970-1974	Ford	Country Sedan	Base
1970-1974	Ford	Country Squire	Base
1970-1981	Ford	E-100 Econoline	Base
1975-1981	Ford	E-100 Econoline	Chateau
1975-1981	Ford	E-100 Econoline	Custom
1975-1981	Ford	E-250 Econoline	Base
1975-1981	Ford	E-250 Econoline	Chateau
1975-1981	Ford	E-250 Econoline	Custom
1975-1981	Ford	E-250 Econoline Club Wagon	Base
1975-1981	Ford	E-250 Econoline Club Wagon	Chateau
1975-1981	Ford	E-250 Econoline Club Wagon	Custom
1975-1981	Ford	E-350 Econoline	Base
1975-1981	Ford	E-350 Econoline	Chateau
1975-1981	Ford	E-350 Econoline	Custom
1977-1981	Ford	E-350 Econoline Club Wagon	Base
1977-1981	Ford	E-350 Econoline Club Wagon	Chateau
1977-1981	Ford	E-350 Econoline Club Wagon	Custom
1970-1974,1976-1978	Ford	F-100	Base
2015-2017	Ford	F-150	King Ranch
2015-2017	Ford	F-150	Lariat
2015-2017	Ford	F-150	Platinum
2016-2017	Ford	F-150	SSV
2015-2017	Ford	F-150	XL
2015-2017	Ford	F-150	XLT
1970-1974,1976-1978	Ford	F-250	Base
1970-1974,1976-1978	Ford	F-350	Base
1970	Ford	Falcon	Base
1970	Ford	Falcon	Futura
1970-1974	Ford	Galaxie 500	Base
1970	Ford	Galaxie 500	XL
1970-1981	Ford	LTD	Base
1970-1976	Ford	LTD	Brougham
2015-2017	Ford	Mustang	GT
2015	Ford	Mustang	GT 50 Years Limited Edition
2015-2017	Ford	Mustang	GT Premium
1970-1974	Ford	Ranch Wagon	Base
1970-1979	Ford	Ranchero	500
1970-1971	Ford	Ranchero	Base
1970-1979	Ford	Ranchero	GT
1970-1979	Ford	Ranchero	Squire