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Instruction Sheets for Part Number CCA-12-681-5
Technical Articles for Part Number CCA-12-681-5
COMP Cams Street and Strip Camshafts
Camshaft, Mechanical Flat Tappet, Advertised Duration 273/277, Lift .425/.425, Chevy, Small Block, Each
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Estimated Ship Date: Oct 27, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
12-681-5
Part Type:
Product Line:
Summit Racing Part Number:
CCA-12-681-5
UPC:
036584070481
Cam Style:
Solid flat tappet
Camshaft Use:
Street/Strip
Basic Operating RPM Range:
3,200-6,800
Intake Duration at 050 inch Lift:
246
Exhaust Duration at 050 inch Lift:
250
Duration at 050 inch Lift:
246 int./250 exh.
Advertised Intake Duration:
273
Advertised Exhaust Duration:
277
Advertised Duration:
273 int./277 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.425 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.425 in.
Valve Lift with Factory Rocker Arm Ratio:
0.425 int./0.425 exh.
Lobe Separation (degrees):
107
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
CS 273L283 S7
Valve Springs Required:
Yes
Quantity:
Sold individually.
COMP Cams Street and Strip Camshafts
These street and strip camshafts from COMP Cams feature good torque and power for the street and the track. Available for a variety of applications, these cams for daily drivers and race vehicles combine power and durability for all-around performance.
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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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