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Howards Cams™ Hydraulic Roller Camshaft
These cams offer significant advantages of additional lift and more power compared to flat tappet designs. The latest in lobe design produces better throttle response and top end horsepower. Designed with fast ramp speeds to give you the most power possible while maintaining the easy maintenance of a hydraulic cam. More applications available from daily street performance, street/strip to competition designs. Money saving cam and lifter sets include a cam and a set of Howards™ premium O.E. Style Performance, Street Series Retro-Fit (tie-bar) or MaxEffort™ hydraulic roller lifters, depending on application. Ask your salesman for pushrod and valve spring recommendations.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested Ensuring the Highest Quality
Part Type: Camshaft
Application: Cadillac 368-425-472-500 1968-1984
Ignition Firing Order: OE (1-5-6-3-4-2-7-8)
Cam Style: Hydraulic Roller
Basic RPM Range: 1800-5500
Manufacturer's Description: Good idle, broad power range with strong mid-range performance.
Intake Duration @ .050": 219
Exhaust Duration @ .050": 225
Advertised Intake Duration (@ .006"): 272
Advertised Exhaust Duration (@ .006"): 278
Intake Valve Lift with OE Rocker Ratio (1.65): .495
Exhaust Valve Lift with OE Rocker Ratio (1.65): .495”
Intake Lobe Lift: .300"
Exhaust Lobe Lift: .300"
Intake Valve Lift with 1.70 Rocker Ratio: .510"
Intake Valve Lift with 1.75 Rocker Ratio: .525"
Exhaust Valve Lift with 1.70 Rocker Ratio: .510"
Exhaust Valve Lift with 1.75 Rocker Ratio: .525"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: Yes, 91462
Small Base Circle: No
Cam Gear Attachment: Single Bolt
Valve Adjustment: Zero Lash Plus ½ Turn
Manufacturer: Howards Cams & Racing Components™
Manufacturer's Part Number: CL520055-12
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. |