Howards Max Effort Dual Racing Valve Springs - O.D.: 1.470", I.D.: .800" 51000 25 in W x 20

25 in W x 20

For 4150 or 4500 Dominator Style Float Bowls

1984-1988 Oldsmobile Firenza

Vehicle Applications: Subaru WRX MY08-on

Howards Max Effort Dual Racing Valve Springs - O.D.: 1.470", I.D.: .800" 51000 25 in W x 20Coiled 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