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Technical Articles for Part Number CCA-20-671-4
COMP Cams Nostalgia Plus Camshafts
Camshaft, Hydraulic Flat Tappet, Advertised Duration 284/291, Lift .484/.484, Mopar, Small Block LA, Each
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Estimated Ship Date: Oct 22, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
20-671-4
Part Type:
Product Line:
Summit Racing Part Number:
CCA-20-671-4
UPC:
036584070375
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Drag race
Basic Operating RPM Range:
2,500-6,400
Intake Duration at 050 inch Lift:
239
Exhaust Duration at 050 inch Lift:
246
Duration at 050 inch Lift:
239 int./246 exh.
Advertised Intake Duration:
284
Advertised Exhaust Duration:
291
Advertised Duration:
284 int./291 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.484 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.484 in.
Valve Lift with Factory Rocker Arm Ratio:
0.484 int./0.484 exh.
Lobe Separation (degrees):
108
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
CRS 284H PP484
Valve Springs Required:
Yes
Quantity:
Sold individually.
COMP Cams Nostalgia Plus Camshafts
These famous factory camshafts of the past are combined with the latest advanced camshaft technology to give you the sound and excitement of the musclecar era. COMP Cams Nostalgia Plus cams are specifically designed to capture the essence of the original '60s musclecar, with additional power that you can feel in the seat of your pants. The new technology creates awesome response to give new life to any hot rod.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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