Howards Cams Hydraulic Roller Camshaft for OE Roller Applications
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 the hydraulic cam. More applications available from daily street performance, street/strip, to competition designs.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
100% Rockwell Tested & Parkerized Ensuring the Highest Quality
Hard protective packaging
Part Type: Camshaft
Application: Chevrolet Small Block 305-350 1987-1998 w/Stepped Nose (Carbureted)
Ignition Firing Order: (1-8-4-3-6-5-7-2)
Cam Style: Hydraulic Roller Camshaft for OE Roller Applications
Basic RPM Range: 1500-5600
Manufacturer's Description: Fair idle, good all around performance, good vacuum, computer compatible with chip.
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 (1.50): .525"
Exhaust Valve Lift with OE Rocker Ratio (1.50): .525"
Intake Lobe Lift: .350"
Exhaust Lobe Lift: .350"
Intake Valve Lift with 1.55 Rocker Ratio: .543"
Intake Valve Lift with 1.60 Rocker Ratio: .560"
Intake Valve Lift with 1.65 Rocker Ratio: .578"
Exhaust Valve Lift with 1.55 Rocker Ratio: .543"
Exhaust Valve Lift with 1.60 Rocker Ratio: .560"
Exhaust Valve Lift with 1.65 Rocker Ratio: .578"
Lobe Separation Angle: 112 Degrees
Intake Centerline: 108 Degrees
Lifters Included: No
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: 181145-12
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. |