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Technical Articles for Part Number CCA-54-456-11
COMP Cams LSR Series Hydraulic Roller Camshafts
Camshaft, Hydraulic Roller Tappet, Advertised Duration 269/277, Lift .607/.614, Chevy, Small Block, LS
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Estimated Ship Date: Oct 23, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
54-456-11
Part Type:
Product Line:
Summit Racing Part Number:
CCA-54-456-11
UPC:
036584195207
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Basic Operating RPM Range:
1,500-6,700
Intake Duration at 050 inch Lift:
219
Exhaust Duration at 050 inch Lift:
227
Duration at 050 inch Lift:
219 int./227 exh.
Advertised Intake Duration:
269
Advertised Exhaust Duration:
277
Advertised Duration:
269 int./277 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.607 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.614 in.
Valve Lift with Factory Rocker Arm Ratio:
0.607 int./0.614 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
Yes
Grind Number:
269LRHR12
Valve Springs Required:
Yes
Quantity:
Sold individually.
Notes:
Designed for small cu. in. engines. Cannot use stock springs. Requires custom computer tuning.
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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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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