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Howards Cams 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 use the highest-grade quality cores available. Rockwell checked to ensure the highest quality control standards available anywhere. Howards cams are manufactured on dedicated high precision cam grinding machines. Packaged and shipped in a unique, hard, high impact plastic reusable cases. 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: Ford Small Block 221-302, 351W 1969-1996
Ignition Firing Order: OE (1-3-7-2-6-5-4-8)
Cam Style: Retro-Fit Hydraulic Roller
Basic RPM Range: 800-4200
Manufacturers Description: Small Base – for use with OE style hydraulic roller lifters & spider. Great daily usage, smooth idle, great fuel economy.
Intake Duration @ .050": 207
Exhaust Duration @ .050": 213
Advertised Intake Duration (@ .006"): 260
Advertised Exhaust Duration (@ .006"): 266
Intake Valve Lift with OE Rocker Ratio (1.60): .480"
Exhaust Valve Lift with OE Rocker Ratio (1.60): .496"
Intake Lobe Lift: .300"
Exhaust Lobe Lift: .310"
Intake Valve Lift with 1.65 Rocker Ratio: .495"
Intake Valve Lift with 1.70 Rocker Ratio: .510"
Intake Valve Lift with 1.72 Rocker Ratio: .516"
Exhaust Valve Lift with 1.65 Rocker Ratio: .512"
Exhaust Valve Lift with 1.70 Rocker Ratio: .527"
Exhaust Valve Lift with 1.72 Rocker Ratio: .533"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: No
Small Base Circle: Yes
Cam Gear Attachment: Single-Bolt
Valve Adjustment: Zero Lash Plus 1/2 Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 220225-12S
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.
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