|
Howards Cams Hydraulic Roller Camshaft & Lifter Set
Howards Cams most popular computer designed hydraulic roller cams are now available as cam and lifter sets. It has the performance of a high lift roller cam, with the easy maintenance and durability of a hydraulic. This is the best combination for the street. It’s also great for street/strip and bracket racing. These sets offer sizable torque, horsepower, and rpm increases at an affordable price. Each set includes a hydraulic roller camshaft and a set of premium hydraulic roller lifters.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested Ensuring the Highest Quality
Part Type: Camshaft & Lifter Set
Application: Ford Small Block 221-302 1963-1995 (Except 302 H.O.), 351W 1969-1993
Ignition Firing Order: OE (1-3-7-2-6-5-4-8)
Cam Style: Hydraulic Roller
Basic RPM Range: 2600-6600
Manufacturers Description: Small Base Circle, Rough idle, Hot Street & Bracket Racing. 10.5:1-up CR advised.
Intake Duration @ .050": 241
Exhaust Duration @ .050": 247
Advertised Intake Duration (@ .006"): 294
Advertised Exhaust Duration (@ .006"): 300
Intake Valve Lift with OE Rocker Ratio (1.60): .581"
Exhaust Valve Lift with OE Rocker Ratio (1.60): .603”
Intake Lobe Lift: .363"
Exhaust Lobe Lift: .377"
Intake Valve Lift with 1.65 Rocker Ratio: .599"
Intake Valve Lift with 1.70 Rocker Ratio: .617"
Intake Valve Lift with 1.72 Rocker Ratio: .625"
Exhaust Valve Lift with 1.65 Rocker Ratio: .622"
Exhaust Valve Lift with 1.70 Rocker Ratio: .641"
Exhaust Valve Lift with 1.72 Rocker Ratio: .648"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: Yes, 91213 OE Style Hydraulic Roller
Small Base Circle: Yes
Cam Gear Attachment: Single-Bolt
Valve Adjustment: Zero Lash Plus ½ Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: CL220275-12S
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. |