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Technical Articles for Part Number CCA-31-670-4
COMP Cams Nostalgia Plus Camshafts
Camshaft, Hydraulic Flat Tappet, Advertised Duration 266/273, Lift .480/.475, Ford, Small Block, Each
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Estimated Ship Date: Oct 22, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
31-670-4
Part Type:
Product Line:
Summit Racing Part Number:
CCA-31-670-4
UPC:
036584070429
Cam Style:
Hydraulic flat tappet
Camshaft Use:
Street/Strip
Basic Operating RPM Range:
2,200-6,400
Intake Duration at 050 inch Lift:
219
Exhaust Duration at 050 inch Lift:
226
Duration at 050 inch Lift:
219 int./226 exh.
Advertised Intake Duration:
266
Advertised Exhaust Duration:
273
Advertised Duration:
266 int./273 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.480 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.475 in.
Valve Lift with Factory Rocker Arm Ratio:
0.480 int./0.475 exh.
Lobe Separation (degrees):
112
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
FS NOSTALGIA 271H+
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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