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Howards Cams Mechanical Flat Tappet Camshaft & Lifter Set
Howards Cams most popular computer designed performance mechanical flat tappet cams are available as cam and lifter sets. These sets offer sizable torque, horsepower, and rpm increases at an affordable price. Each set includes a mechanical flat tappet performance cam and a set of premium lifters.
Manufactured on Dedicated High Precision Machines
Held to Strict Tolerances
High grade quality cores
Rockwell Tested & Parkerized Ensuring the Highest Quality
Part Type: Camshaft & Lifter Set
Application: Chevrolet W-Series 348-409 1958-1965
Ignition Firing Order: OE (1-8-4-3-6-5-7-2)
Cam Style: Mechanical Flat Tappet
Basic RPM Range: 3200-6800
Manufacturers Description: Rough idle, serious street rod/bracket. Needs good intake & exhaust.
Intake Duration @ .050": 248
Exhaust Duration @ .050": 254
Advertised Intake Duration (@ .006"): 283
Advertised Exhaust Duration (@ .006"): 289
Intake Valve Lift with OE Rocker Ratio (1.75): .624"
Exhaust Valve Lift with OE Rocker Ratio (1.75): .642"
Intake Lobe Lift: .356
Exhaust Lobe Lift: .366"
Intake Valve Lift with 1.70 Rocker Ratio: .606"
Intake Valve Lift with 1.80 Rocker Ratio: .642"
Exhaust Valve Lift with 1.70 Rocker Ratio: .624"
Exhaust Valve Lift with 1.80 Rocker Ratio: .660"
Lobe Separation Angle: 110 Degrees
Intake Centerline: 106 Degrees
Lifters Included: Yes, 91118 Direct Lube Mechanical Flat Tappet
Small Base Circle: No
Cam Gear Attachment: Single-Bolt
Valve Adjustment: .022/.022
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: CL131742-10DL
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 cannot be used.
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