Comp Cams 42-237-4 Oldsmobile Magnum Hydraulic Flat Tappet Camshaft 305H

This Comp Cams 42-237-4 Olds 305H Magnum Hydraulic Flat Tappet Camshaft fits the 260-455 Oldsmobile engines from 1967-1990. Comp designed this cam for pro street/bracket racing, and it features good low-end torque and a radical idle. A 9.0:1 or higher compression ratio, low gears and a 3400+ stall speed torque converter are highly recommended.

Comp Cams 42-237-4 Olds 305H Magnum Hydraulic Flat Tappet Camshaft Specs:

• For 260-455 cubic inch Oldsmobile engines from 1967-1990
• Stock (O.E.) valve springs can NOT be used.
• Adjustable valve train required
• Basic RPM Range: 3000 to 6800
• Valve Lift Intake: .540
• Valve Lift Exhaust: .540
• Advertised Intake Duration: 305
• Advertised Exhaust Duration: 305
• Intake Duration at .050”: 253
• Exhaust Duration at .050”: 253
• Lobe Separation: 110
• Intake Centerline: 110
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

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

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