Howards Cams Hydraulic Flat Tappet Camshaft & Lifter Set
Howards Cams most popular computer designed performance hydraulic 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 hydraulic 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: Ford 351C/M/400 1970-1983
Ignition Firing Order: OE (1-3-7-2-6-5-4-8)
Cam Style: Hydraulic Flat Tappet
Basic RPM Range: 3000-6600
Manufacturers Description: Hot street/mild brackets. Needs 10.0:1+ CR, headers & 3000+ stall.
Intake Duration @ .050": 240
Exhaust Duration @ .050": 246
Advertised Intake Duration (@ .006"): 287
Advertised Exhaust Duration (@ .006"): 293
Intake Valve Lift with OE Rocker Ratio (1.73): .640"
Exhaust Valve Lift with OE Rocker Ratio (1.73): .649”
Intake Lobe Lift: .369"
Exhaust Lobe Lift: .375"
Intake Valve Lift with 1.70 Rocker Ratio: .629"
Intake Valve Lift with 1.75 Rocker Ratio: .647"
Intake Valve Lift with 1.80 Rocker Ratio: .666"
Exhaust Valve Lift with 1.70 Rocker Ratio: .638"
Exhaust Valve Lift with 1.75 Rocker Ratio: .656"
Exhaust Valve Lift with 1.80 Rocker Ratio: .675"
Lobe Separation Angle: 108 Degrees
Intake Centerline: 104 Degrees
Small Base Circle: No
Lifters Included: Yes, 91211 Hydraulic Flat Tappet
Cam Gear Attachment: Single-Bolt
Valve Adjustment: Zero Lash Plus ½ Turn
Manufacturer: Howards Cams & Racing Components
Manufacturer's Part Number: CL231721-08
Weight: 14.0 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.
Note: Lobes designed to take maximum advantage of .875” dia. lifter. |