Howards Cams Retro-Fit Hydraulic Roller Camshaft
The best of both worlds. The performance of a high lift roller cam with the easy maintenance and durability of a hydraulic. The best combination for the street. Great for street/strip and bracket racing too. Reduce friction, increase torque and horsepower. All Howards Cams camshafts use the highest-grade quality cores available. Rockwell checked to ensure the highest quality control standards available anywhere. Howards Cams camshafts are manufactured on dedicated high precision cam grinding machines. Packaged and shipped in a unique, hard, high impact plastic reusable case. This ensures that the high quality camshaft that went into the case comes out in the same condition, when delivered, as when it was packed.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested Ensuring the Highest Quality
Hard protective packaging
Part Type: Camshaft
Application: Chevrolet Big Block V8 396-402-427-454-502, '67-'96
Ignition Firing Order: OE (1-8-4-3-6-5-7-2)
Cam Style: Retro-Fit Hydraulic Roller
Basic RPM Range: 1800-5400
Manufacturers Description: Fair idle, Street & mild Performance usage. Crisp throttle.
Intake Duration @ .050": 225
Exhaust Duration @ .050": 231
Advertised Intake Duration (@ .006"): 278
Advertised Exhaust Duration (@ .006"): 284
Intake Valve Lift with OE Rocker Ratio (1.70): .567"
Exhaust Valve Lift with OE Rocker Ratio (1.70): .578"
Intake Lobe Lift: .333"
Exhaust Lobe Lift: .340"
Intake Valve Lift with 1.72 Rocker Ratio: .573"
Intake Valve Lift with 1.75 Rocker Ratio: .583"
Intake Valve Lift with 1.80 Rocker Ratio: .599"
Exhaust Valve Lift with 1.72 Rocker Ratio: .585"
Exhaust Valve Lift with 1.75 Rocker Ratio: .595"
Exhaust Valve Lift with 1.80 Rocker Ratio: .612"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Small Base Circle: No
Cam Gear Attachment: 3-Bolt
Valve Adjustment: Zero Lash Plus 1/2 Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 120245-12
Weight: 10.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each
Note: Stock (O.E.) valve springs cannot be used.
Note: Requires thrust button. |