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Howards Cams Rattler 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. These Rattler Cams are for street enthusiasts who want the classis exhaust sound, but also want true performance to go with it. It’s also great for street/strip and bracket racing. They give you the performance and throttle response you expect from a performance cam. These sets offer sizable torque, horsepower, and rpm increases at an affordable price. If you want both sound and performance, you need a Howards Cams Rattler and a set of premium hydraulic roller lifters.
Note: to get the best exhaust note, you should use a good dual exhaust system without a cross-over. A cross over will add minor performance, but mellow the exhaust tone.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested Ensuring the Highest Quality
Includes Matching Premium Lifters
Part Type: Camshaft and Lifter Set
Application: Chevrolet SB 305/350 1987-1998 w/Stepped Nose (Carbureted)
Ignition Firing Order: OE (1-8-4-3-6-5-7-2)
Cam Style: Hydraulic Roller for OE Roller Applications
Basic RPM Range: 2000-5900
Manufacturers Description: Big Mama Rattler, Lopey idle, street or street/strip. Needs 9.0:1 compression, 2500+ stall.
Intake Duration @ .050": 235
Exhaust Duration @ .050": 243
Advertised Intake Duration (@ .006"): 288
Advertised Exhaust Duration (@ .006"): 296
Intake Valve Lift with OE Rocker Ratio (1.50): .530"
Exhaust Valve Lift with OE Rocker Ratio (1.50): .530"
Intake Lobe Lift: .353"
Exhaust Lobe Lift: .353"
Intake Valve Lift with 1.55 Rocker Ratio: .548"
Intake Valve Lift with 1.60 Rocker Ratio: .565"
Intake Valve Lift with 1.65 Rocker Ratio: .583"
Exhaust Valve Lift with 1.55 Rocker Ratio: .548"
Exhaust Valve Lift with 1.60 Rocker Ratio: .565"
Exhaust Valve Lift with 1.65 Rocker Ratio: .583"
Lobe Separation Angle: 109 Degrees
Intake Centerline: 103 Degrees
Lifters Included: Yes, 91113 Hydraulic Roller
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: CL188045-09
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.
Note: Requires Thrust Button.
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