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Howards Cams® Hydraulic Flat Tappet Camshaft
All Howards Cams® camshafts use the highest-grade quality cores available. Computer designed with knowledge of over 65 years of performance and racing camshaft manufacturing. Howards Cams® camshafts are manufactured on dedicated high precision cam grinding machines. Rockwell checked and Parkerized to ensure the highest quality control standards available anywhere. Packaged and shipped in a unique hard, high impact plastic reusable case. This ensures that the high quality camshaft that went into the case comes out in the same condition, when delivered, as when it was packed.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested & Parkerized Ensuring the Highest Quality
Hard protective packaging
Part Type: Camshaft
Application: Chevrolet W-Series 348-409 1958-1965
Ignition Firing Order: OE (1-8-4-3-6-5-7-2)
Cam Style: Hydraulic Flat Tappet
Basic RPM Range: 1800-5600
Manufacturers Description Nice idle, great mid-range with good throttle response.
Intake Duration @ .050": 221
Exhaust Duration @ .050": 221
Advertised Intake Duration (@ .006"): 275
Advertised Exhaust Duration (@ .006"): 275
Intake Valve Lift with OE Rocker Ratio (1.75): .548"
Exhaust Valve Lift with OE Rocker Ratio (1.75): .548”
Intake Lobe Lift: .313
Exhaust Lobe Lift: .313"
Intake Valve Lift with 1.70 Rocker Ratio: .532"
Intake Valve Lift with 1.80 Rocker Ratio: .563"
Exhaust Valve Lift with 1.70 Rocker Ratio: .532"
Exhaust Valve Lift with 1.80 Rocker Ratio: .563"
Lobe Separation Angle: 110 Degrees
Intake Centerline: 106 Degrees
Lifters Included: No
Small Base Circle: No
Cam Gear Attachment: 3-Bolt
Valve Adjustment: Zero Lash Plus ˝ Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: 130991-10
Weight: 10.0 lbs.
Warranty: Race Application, No warranty expressed or implied
Quantity: Sold as Each
Note: Oil with ZDDP or ZDDP Additive Required
Note: Stock (O.E.) valve springs can not be used. |