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Technical Articles for Part Number CCA-12-872-11
Camshaft, Hydraulic Roller, Duration 321 Int./329 Exh., Lift 0.600 Int./0.600 Exh., Lobe Separation 108, Chevy, SBC, 262-400, Each
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
12-872-11
Part Type:
Product Line:
Summit Racing Part Number:
CCA-12-872-11
UPC:
036584265498
Cam Style:
Hydraulic roller, Retro-fit
Camshaft Use:
Drag race
Basic Operating RPM Range:
4,200-7,200
Intake Duration at 050 inch Lift:
267
Exhaust Duration at 050 inch Lift:
275
Duration at 050 inch Lift:
267 int./275 exh.
Advertised Intake Duration:
321
Advertised Exhaust Duration:
329
Advertised Duration:
321 int./329 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.600 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.600 in.
Valve Lift with Factory Rocker Arm Ratio:
0.600 int./0.600 exh.
Lobe Separation (degrees):
108
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
321QNHR-8
Valve Springs Required:
Yes
Quantity:
Sold individually.
COMP Cams Drag Race Camshafts
COMP Cams drag race camshafts are offered in four styles: hydraulic flat tappet, hydraulic roller tappet, mechanical roller tappet, and mechanical flat tappet. These cams are ideal for the performance demands of the dragstrip, as well as street, strip, Circle Track, and other applications. Over a hundred models are available; choose the camshaft designed for your vehicle and engine family.
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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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