Description
Grind # HR-9602-8-CSR
SBC 400 to 427 CID AFR 220-235 Head Max power 6300 rpm Peak torque 3500. This cam was designed for 1.6 ratio to be used with the AFR heads. The increase lifter velocity maximizes the fill rate of these heads on large stroke engines from 3.75 to 4.00”. The cam will maximize RAM Effect and fill cylinder for increase VE. Use of Header Size of 1.750” on engines up to 412 CID and 1.875” on engines over 412 CID is highly recommended. We recommend a 3200 stall. We recommend a 850 CFM Carburetor and a minimum of 10 to 1
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Small Block Chevrolet Part # 150-3104 Hydraulic Roller Camshaft |
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Grind # HR-9602-8-CSR |
Advertised Duration Numbers |
Duration Numbers @.050 |
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Intake Duration |
296 |
237 |
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Exhaust Duration |
302 |
243 |
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Lobe Center |
108 |
108 |
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Centerline Timing Events |
104 INT |
112 EXH |
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Intake Valve Opens/Closes |
14.5 @.050 |
42.5 @.050 |
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Exhaust Valve Opens/Closes |
53.5 @.050 |
9.5 @.050 |
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Valve Lift Based on (1.5) Rocker Ratio |
.547 INT |
.529 EXH |
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Valve Lash (Hot) |
½ to 1 Full Turn |
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Set Springs up at (155-165) lbs. Seat Pressure |
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CSC recommends degreeing your Camshaft in on the #1 Intake using the Lobe Centerline Method. If you need help degreeing in your camshaft, please feel free to call or visit us at: Tech Line 714-523-0530 |
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