COMP Cams Camshaft CRB 260H-10 - 21-213-4

OEM replacement for 383, 440. 9:1 compression. Smooth idle. Good for towing. Use 625 CFM carb and dual plane manifold.CatalogUser 1

COMP Cams Camshaft CRB 268Ah-10 - 21-305-4

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

COMP Cams Camshaft CRB 268H-10 - 21-215-4

Great replacement for 383 Magnum with 650-750 CFM carb, dual plane manifold, etc. Smooth idle 440, super torque.CatalogUser 1

COMP Cams Camshaft CRB 270H-10 - 21-306-4

Great replacement for 440 with 700-800 CFM or six pack. Noticeable idle in 383. Slight idle in 440. Largest cam w/ stock converter.CatalogUser 1

COMP Cams Camshaft CRB 270S-10 - 21-246-4

Good with stock converter. Near smooth idle in 440. Works good with 650-750 CFM carb. Excellent torque.CatalogUser 1

COMP Cams Camshaft CRB 279T H-107 T Thu - 21-600-5

High performance street, stock converter ok, best with 2000+ stall and gears. Choppy/thumping idle.CatalogUser 1

COMP Cams Camshaft CRB 280H PP474 - 21-670-4

2500 stall with 9.5:1 compression, strong mid-range with early muscle car sound.CatalogUser 1

COMP Cams Camshaft CRB 280H-10 - 21-237-4

For 9:1-10:1 compression. 383 needs 2500 stall. 440 needs 2000+ stall. Use 700-800 CFM carburetor, headers, 3.91+ gears.CatalogUser 1

COMP Cams Camshaft CRB 282S-10 - 21-247-4

Excellent for street/strip. 383 needs 2800 stall. 440 use 2400 stall, 700-800 CFM carb and headers.CatalogUser 1

COMP Cams Camshaft CRB 284H PP484 - 21-671-4

Strong mid-range with a lopey idle, 2800+ stall with 9.5:1 compression, replaces the popular 484 cam.CatalogUser 1

COMP Cams Camshaft CRB 287T H-107 T Thu - 21-601-5

High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.CatalogUser 1

COMP Cams Camshaft CRB 292H PP509 - 21-672-4

Strong bracket/street cam. 10:1 compression. 3500+ stall. Excellent replacement for the 509 cam.CatalogUser 1