COMP Cams LSR Series Hydraulic Roller Camshafts

Brand: COMP Cams
Manufacturer's Part Number: 54-458-11
Part Type: Camshafts
Product Line: COMP Cams LSR Series Hydraulic Roller Camshafts

Cam Style: Hydraulic roller tappet
Basic Operating RPM Range: 1,900-7,000
Intake Duration at 050 inch Lift: 227
Exhaust Duration at 050 inch Lift: 235
Duration at 050 inch Lift: 227 int./235 exh.
Advertised Intake Duration: 277
Advertised Exhaust Duration: 285
Advertised Duration: 277 int./285 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.614 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.621 in.
Valve Lift with Factory Rocker Arm Ratio: 0.614 int./0.621 exh.
Lobe Separation (degrees): 113
Camshaft Gear Attachment: 3-bolt
Computer-Controlled Compatible: Yes
Grind Number: 277LRHR13
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.
These 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.

Make: CHEVROLET
Beginning Year: 1997
Ending Year: 2004
Engine Type: V8
Liter: 5.7
CID: 350
Engine Size: 5.7L/350
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 1999
Ending Year: 2005
Engine Type: V8
Liter: 5.3
CID: 323
Engine Size: 5.3L/323
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 1999
Ending Year: 2015
Engine Type: V8
Liter: 4.8
CID: 294
Engine Size: 4.8L/294
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 1999
Ending Year: 2015
Engine Type: V8
Liter: 6.0
CID: 364
Engine Size: 6.0L/364
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 2003
Ending Year: 2004
Engine Type: V8
Liter: 5.3
CID: 325
Engine Size: 5.3L/325
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 2006
Ending Year: 2014
Engine Type: V8
Liter: 5.3
CID: 325
Engine Size: 5.3L/325
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 2006
Ending Year: 2015
Engine Type: V8
Liter: 7.0
CID: 427
Engine Size: 7.0L/427
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 2008
Ending Year: 2008
Engine Type: V8
Liter: 6.2
CID: 378
Engine Size: 6.2L/378
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip
Make: CHEVROLET
Beginning Year: 2008
Ending Year: 2015
Engine Type: V8
Liter: 6.2
CID: 376
Engine Size: 6.2L/376
Engine Family: Chevy small block Gen III/IV (LS-based engines)

Camshaft Usage: Street/Strip