Manley Race Master Intake Valve - 2.250 in Head - 0.342 in Valve Stem - 5.494 in Long - Big Block Chevy 4386XXXBK 220 lb/in Spring Rate

220 lb/in Spring Rate

Manganese-bronze

smoother idle and better fuel economy

with tapered tip that easily fits into the vent tube of carburetor fuel bowl

TH350 Transmissions can reuse the factory transmission crossmember

Manley Race Master Intake Valve - 2.250 in Head - 0.342 in Valve Stem - 5.494 in Long - Big Block Chevy 4386XXXBK 220 lb/in Spring RateProduct Description: Intake Valve Race Master 2. 250 in Head 0. 342 in Valve Stem 5. 494 in Long Stainless Big Block Chevy Sold Individually Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown