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COMP Cams LSR Series Hydraulic Roller Camshaft for Chevy LS Small Block
Camshaft, Hydraulic Roller Tappet, Advertised Duration 285/301, Lift .621/.624, Chevy, Chevy, Small Block, LS
Cam Style: Hydraulic roller tappet
Basic Operating RPM Range: 2,200-7,200
Intake Duration at 050 inch Lift: 235
Exhaust Duration at 050 inch Lift: 251
Duration at 050 inch Lift: 235 int./251 exh.
Advertised Intake Duration: 285
Advertised Exhaust Duration: 301
Advertised Duration: 285 int./301 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.621 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.624 in.
Valve Lift with Factory Rocker Arm Ratio: 0.621 int./0.624 exh.
Lobe Separation (degrees): 113
Camshaft Gear Attachment: 3-bolt
Computer-Controlled Compatible: Yes
Grind Number: 285LRRHR13
Valve Springs Required: Yes
Quantity: Sold individually.
Notes: Cannot use stock springs. With rectangular port heads. Custom computer tuning required.
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.
| Categories | Camshafts & Valve Train, Engine Components |
|---|---|
| Weight | 4.4000 |
| Manufacturer Part Number | 54-470-11 |
| Brand | COMP Cams |
| Part Type | Camshafts |
| Interchange Part Number | 54-470-11 |
| Vehicle Make | Chevrolet |
| Lifter Type | Hydraulic Roller |
| Engine | Chevy Small Block LS1 |
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