Howards Max Effort Dual Racing Valve Springs - O.D.: 1.470", I.D.: .800" 51000 For 4150 or 4500 Dominator

For 4150 or 4500 Dominator Style Float Bowls

alignment tool

5 speed or 2500+ stall

1984-1988 Oldsmobile Firenza

102 mm Throttle Body Flange

Howards Max Effort Dual Racing Valve Springs - O.D.: 1.470", I.D.: .800" 51000 For 4150 or 4500 DominatorCoiled and heat treated in the finest facilities available. Howards research and development teams are constantly updating materials and manufacturing techniques, to provide the best possible valve springs. Howards Cams pioneered many valve spring developments since the 1950's, and are still working with the best engineers and race teams to be on the cutting edge of valve spring technology. The name Howards Cams has been synonymous with high