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: 2400-6500
Manufacturer's Description: Lopey idle, hot street & bracket racing, great mid-range, 10.0:1+ CR, 3000+ stall.
Intake Duration @ .050": 237
Exhaust Duration @ .050": 245
Advertised Intake Duration (@ .006"): 290
Advertised Exhaust Duration (@ .006"): 298
Intake Valve Lift with OE Rocker Ratio (1.50): .560"
Exhaust Valve Lift with OE Rocker Ratio (1.50): .560"
Intake Lobe Lift: .373"
Exhaust Lobe Lift: .373"
Intake Valve Lift with 1.55 Rocker Ratio: .579"
Intake Valve Lift with 1.60 Rocker Ratio: .597"
Intake Valve Lift with 1.65 Rocker Ratio: .616"
Exhaust Valve Lift with 1.55 Rocker Ratio: .579"
Exhaust Valve Lift with 1.60 Rocker Ratio: .597"
Exhaust Valve Lift with 1.65 Rocker Ratio: .616"
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: 181815-12
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. |