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Technical Articles for Part Number CCA-54-457-11
COMP Cams LSR Series Hydraulic Roller Camshafts 54-457-11
Part Number: CCA-54-457-11
COMP Cams LSR Series Hydraulic Roller Camshafts
Camshaft, Hydraulic Roller Tappet, Advertised Duration 273/281, Lift .610/.617, Chevy, Small Block, LS
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Estimated Ship Date from Texas: Today Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
54-457-11
Part Type:
Product Line:
Summit Racing Part Number:
CCA-54-457-11
UPC:
036584195214
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Basic Operating RPM Range:
1,700-6,800
Intake Duration at 050 inch Lift:
223
Exhaust Duration at 050 inch Lift:
231
Duration at 050 inch Lift:
223 int./231 exh.
Advertised Intake Duration:
273
Advertised Exhaust Duration:
281
Advertised Duration:
273 int./281 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.610 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.617 in.
Valve Lift with Factory Rocker Arm Ratio:
0.610 int./0.617 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
Yes
Grind Number:
273LRHR12
Valve Springs Required:
Yes
Quantity:
Sold individually.
Notes:
Designed for small cu. in. engines. Cannot use stock springs. Requires custom computer tuning. Better flowing exhaust and intake is recommended.
COMP Cams LSR Series Hydraulic Roller Camshafts
COMP Cams LSR Series hydraulic roller camshafts feature modern lobe profiles that take full advantage of high-flowing late model GM LS3 rectangular port cylinder heads. They are tailored for a specific rpm range and usage, from torque to high-rpm horsepower. Give your Chevy LS3 engine a shot in the arm with one of these COMP Cams LSR Series hydraulic roller camshafts.
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Some parts are not legal for use in California or other states with similar laws / regulations
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