Description
Chevrolet - Big Block - Hydraulic Rollers Cam - Grind #HR-9600-7-CSR
BBC 477 to 496 with 4.25” stroke with AFR 290 or 305 heads to a max of 6200 rpm.
- This cam will produce over 600HP with a single plane and right at 600HP with an air-gap intake.
- Single plane will make 25 more HP and sacrifice 10#/ft of torque.
- Carburetor of choice is a 950HP 4150.
- 2” headers are recommended.
- Be sure you have change driveshaft yokes and upgraded rear gears.
- Muncie 4 speed, use at your own risk.
- 900 Idle RPM
*** May Require a Vacuum Canister on Some Applications
Download and Print your Cam Specification Card (PDF) - Click Here
Clay Smith Cams recommends degreeing your Camshaft in on the #1 Intake using the Lobe Centerline Method.
Find our Best-Selling Degree Kit here.
If you need help degreeing in your camshaft, please feel free to call our Tech Line at 714-523-0530.
*Some parts are not legal for use in California or other states with similar laws/regulations.
Additional Information
Cam Type: |
Hydraulic Rollers |
Make: |
Big Block Chevrolet |
Intake Duration @ .050: |
237 |
Exhaust Duration @ .050: |
241 |
Advertised Intake Duration: |
296 |
Advertised Exhaust Duration: |
300 |
Lobe Center: |
107 |
Valve Lift with Factory Rocker Arm Ratio: |
.620 int / .569 exh |
