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Technical Articles for Part Number HPC-160-3103
Camshaft, Hydraulic Roller Tappet, 284 int./286 exh. Advertised Duration, 0.559 int./0.530 exh. Lift, 107 Lobe Separation, Chevy, Each
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Estimated Ship Date: Dec 14, 2026 Would you rather pick it up?
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Overview
Brand:
Manufacturer's Part Number:
160-3103
Part Type:
Product Line:
Summit Racing Part Number:
HPC-160-3103
Item Number:
6593557
Cam Style:
Hydraulic roller, Retro-fit
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
BBC 454 to 470 CID with AFR 265 or 290 Oval Port heads to max of 6200 rpm. AFR oval ports on it than there is no doubt this is the cam for you. A high rise dual plane with the center notched. An 850HP would be our choice with a good set of 1 3/4 in. headers. 750 idle RPM.
Intake Duration at 050 inch Lift:
225
Exhaust Duration at 050 inch Lift:
227
Duration at 050 inch Lift:
225 int./227 exh.
Advertised Intake Duration:
284
Advertised Exhaust Duration:
286
Advertised Duration:
284 int./286 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.559 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.530 in.
Valve Lift with Factory Rocker Arm Ratio:
0.559 int./0.530 exh.
Lobe Separation (degrees):
107
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
HR-8486-7-CSR
Valve Springs Required:
Yes
Quantity:
Sold individually.
Clay Smith Cams Camshafts
The Mr. Horsepower legend began in the early 1930s with camshafts that were hand-ground by Clay Smith to high performance specifications. The legacy lives on today through Clay Smith Cams. These camshafts are the perfect choice for your next engine rebuild or upgrade. They're are available in a wide range of profiles to improve airflow—whether you're drag racing, sled pulling, daily driving, or towing 30,000 lbs. in the mountains. Choose the style and specs recommended for your vehicle and engine application. Clay Smith camshafts deliver 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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