COMP Cams Camshaft CRS 268Ah-10 - 20-309-4

Factory I.D. 2806980 for: 383c.i., 1968-70, factory 335 HP, 383c.i., 1971, factory 300 HP, 440c.i., 1967-70, factory 375/390 HP, 440c.i., 1971, factory 370/385 HP.CatalogUser 1

Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance...

Best all around performance cam. Extra lift to help engine breathe at higher RPM, 2500+ stall with 9:1 compression.CatalogUser 1

Use in 340-360 street machine. Dual exhaust, 3.53-3.91 gear, 9:1 compression. Headers and aftermarket intake, 2500 stall.CatalogUser 1

Excellent for Pro Street, bracket race 9.5:1 compression, 3000-3500 stall, 4.10-4.30 gear, aftermarket intake.CatalogUser 1