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Technical Articles for Part Number HRS-181145-12
Howards Cams Hydraulic Roller Camshafts
Camshaft, Hydraulic Roller Tappet, Advertised Duration 272/278, Lift .510/.525, Chevy, 5.0L, 5.7L, Each
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Overview
Brand:
Manufacturer's Part Number:
181145-12
Part Type:
Product Line:
Summit Racing Part Number:
HRS-181145-12
UPC:
840793108411
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
Fair idle, good all-around performance. Good vacuum. Computer compatible with chip.
Basic Operating RPM Range:
1,500-5,600
Intake Duration at 050 inch Lift:
219
Exhaust Duration at 050 inch Lift:
225
Duration at 050 inch Lift:
219 int./225 exh.
Advertised Intake Duration:
272
Advertised Exhaust Duration:
278
Advertised Duration:
272 int./278 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.510 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.525 in.
Valve Lift with Factory Rocker Arm Ratio:
0.510 int./0.525 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Valve Springs Required:
Yes
Quantity:
Sold individually.
Howards Cams Hydraulic Roller Camshafts
Howards Cams hydraulic roller camshafts are offered in a wide variety of profiles, from mild to wild. These units are precision-ground from race-quality cores, in-house, on dedicated cam-grinding machines. Each Howards Cams hydraulic roller camshaft is manufactured to the highest quality standards. Order the model designed for your vehicle and engine application.
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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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