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COMP Cams Camshaft LS1 277Lr HR-113

SKU: CCA54-458-11

Camshafts

CCA Camshafts

COMP Cams Camshaft LS1 277Lr HR-113

SKU: CCA54-458-11

Camshafts

CCA Camshafts

Sale ends in Calculating...

A$854.47 A$1,243.79
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

Hydraulic Roller: Good street/strip Camshaft with wide range. Must have substantial airflow upgrades, inlet and exhaust.

Product Overview

*LSR Camshafts* * Take advantage of today’s newer and better flowing aftermarket cylinder heads * Feature higher exhaust duration and overall lift to provide broadest powerband and most top end power of any COMP Cams LS camshaft * Unique grinds for both cathedral & rectangle port heads * Require 26926-16 high pressure valve springs

Product Details

Advertised Exhaust Duration:285
Advertised Intake Duration:277
Amazon ASIN:B001P22TOM
Assembly Lubricant Included:No
Basic Operating RPM Range:1,900-7,000
C.A.R.B. E.O. Number:N/A
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:No
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption Reason:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Cam Type:Hydraulic Roller
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Billet Steel
Camshaft Series:LSR Cathedral Port Small Displacement/Max Torque
Description:LSR Cathedral Port 227/235 Hydraulic Roller Cam for GM LS GEN III/IV
Engine Family:GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)
Exhaust Duration @ .050 in.:235
Exhaust Duration at .050 inch Lift:235
Exhaust Duration:285
Exhaust Valve Lift(in):0.621
Exhaust Valve Lift:0.621
Grind Number:277Lr HR-13
Intake Duration @ .050 in.:227
Intake Duration at .050 Inch Lift:227
Intake Duration:277
Intake Valve Lift(in):0.614
Intake Valve Lift:0.614
Lifter Type:Hydraulic Roller
Lifters Included:No
Lobe Separation:113
MSE Process Video Link:https://www.youtube.com/watch?v=hTyIQxrPCCI
Part Number:cca54-458-11
RPM Range:1900-7000
Title:LSR Cathedral Port 227/235 Hydraulic Roller Cam for GM LS GEN III/IV
Usage:Street/Performance
Valve Springs Required:Yes

Application Summary

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-09-27 16:41:17

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
54-458-11
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams LSR Series Hydraulic Roller Camshafts
Product Attributes - UPC
036584195221
Product Attributes - Cam Style
Hydraulic roller, OE roller
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Basic Operating RPM Range
1,900-7,000
Product Attributes - Intake Duration at 050 inch Lift
227
Product Attributes - Exhaust Duration at 050 inch Lift
235
Product Attributes - Duration at 050 inch Lift
227 int./235 exh.
Product Attributes - Advertised Intake Duration
277
Product Attributes - Advertised Exhaust Duration
285
Product Attributes - Advertised Duration
277 int./285 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.614 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.621 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.614 int./0.621 exh.
Product Attributes - Lobe Separation (degrees)
113
Product Attributes - Camshaft Gear Attachment
3-bolt
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
Yes
Product Attributes - Grind Number
277LRHR13
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
Designed for small cu. in. engines. Cannot use stock springs. Requires custom computer tuning. Better flowing exhaust and intake is recommended.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca54-458-11
SFX Item ID 4120667
Supplier Item Code 4120667
Manufacturer SKU 54-458-11
Manufacturer UPC 36584195221
Alternative References ls1, ls2, ls3, ls4, ls6, ls7

Compatibility

Fits 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 Liter LS1, LS2, LS3, LS4, LS6, LS7 plus SUV and Truck Engines (Grinds are specific to displacement and cylinder head design)

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