Howards Cams 117422-12 SBC Mechanical Flat Tappet

This Howards Cams 117422-12 SBC American Muscle Mechanical Flat Tappet Camshaft fits 262-400 cubic inch Small Block Chevy engines from 1955-1998. Howards designed this camshaft as a near-duplicate of the Chevy Off Road (1st Design) cam, (GM #3927140), and it features good mid-range torque & horsepower, and has a nice idle.

Howards Cams 117422-12 SBC Mechanical Flat Tappet Camshaft Specs:

• For Small Block Chevy 262-400 engines from 1955-1998
• Basic RPM Range: 4200 to 7200
• Valve Lift Intake: .495
• Valve Lift Exhaust: .515
• Intake Duration: 295
• Exhaust Duration: 307
• Intake Duration at .050”: 257
• Exhaust Duration at .050”: 269
• Lobe Separation: 112
• Intake Centerline: 108
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Note: Stock (O.E.) valve springs can NOT be used.

Howards Cams designed this Mechanical Flat Tappet camshaft for high performance on the street and drag strip.

Howards Mechanical Flat Tappet Cams - From mild to wild, they are the ultimate in performance!