Pro Magnum Hydraulic Flat Tappet Lifters. Specifically designed to perform at higher engine speeds. Proper position of internal piston at higher RPM prevents lifters from harmful "pumping up". Unique design yields significant power increase over standard hydraulic lifters. Adjustable valve train required. Pre-load .002"-.004" with engine warm. Applications: Buick V8 350-455, Specifications .842" Diameter - 94g Weight - 2.01" Seat Height.

This Part Fits:

Year	Make	Model	Submodel
1973-1975	Buick	Apollo	Base
1975	Buick	Apollo	SR
1971-1973	Buick	Centurion	Base
1973-1977	Buick	Century	Base
1975-1977	Buick	Century	Custom
1976	Buick	Century	Indianapolis 500 Pace Car
1973-1975	Buick	Century	Luxus
1968-1974,1976-1979	Buick	Electra	225
1968-1974	Buick	Electra	225 Custom
1974	Buick	Electra	225 Limited
1967,1973	Buick	Electra	Base
1967	Buick	Electra	Custom
1980	Buick	Electra	Estate Wagon
1976-1980	Buick	Electra	Limited
1978-1980	Buick	Electra	Park Avenue
1970-1974,1978-1980	Buick	Estate Wagon	Base
1970-1972	Buick	GS	Base
1968-1969	Buick	GS 350	Base
1968-1969	Buick	GS 400	Base
1970-1972	Buick	GS 455	Base
1970	Buick	GS 455	GSX
1968-1975,1977-1980	Buick	LeSabre	Base
1968-1973,1975-1978	Buick	LeSabre	Custom
1977	Buick	LeSabre	Custom Sport
1979-1980	Buick	LeSabre	Limited
1974	Buick	LeSabre	Luxus
1973-1977	Buick	Regal	Base
1976-1977	Buick	Regal	SR
1967-1974,1977-1978	Buick	Riviera	Base
1971	Buick	Riviera	Gran Sport
1978	Buick	Riviera	LXXV Anniversary Edition
1970,1972	Buick	Skylark	350
1968-1972,1975-1976	Buick	Skylark	Base
1968-1972	Buick	Skylark	Custom
1976	Buick	Skylark	S
1975-1976	Buick	Skylark	SR
1968-1969	Buick	Special	Base
1968-1972	Buick	Sportwagon	Base
1968-1969	Buick	Sportwagon	Custom
1967-1969	Buick	Wildcat	Base
1967-1970	Buick	Wildcat	Custom
1978-1979	Pontiac	Bonneville	Base
1978-1980	Pontiac	Bonneville	Brougham
1978-1980	Pontiac	Bonneville	Safari
1978-1979	Pontiac	Catalina	Base
1978-1980	Pontiac	Catalina	Safari