Comp Cams 12-243-3 SBC Xtreme 4x4 Hydraulic Flat Tappet Camshaft X4270H

This Comp Cams 12-243-3 SBC X4250H Xtreme 4x4 Hydraulic Flat Tappet Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for street/strip use, and it features strong mid-range and throttle responses. A 9.0:1 or higher compression ratio, headers & gears, and a 2200+ stall speed torque converter are highly recommended.

Comp Cams 12-243-3 SBC X4250H Xtreme 4x4 Hydraulic Flat Tappet Camshaft Specs:

• For 262-400 cubic inch Small Block Chevy engines from 1958-1998
• Stock (O.E.) valve springs can NOT be used.
• Basic RPM Range: 1800 to 6000
• Valve Lift Intake: .480
• Valve Lift Exhaust: .498
• Advertised Intake Duration: 270
• Advertised Exhaust Duration: 278
• Intake Duration at .050”: 226
• Exhaust Duration at .050”: 234
• Lobe Separation: 111
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Notes: 50-State legal for 1987 & earlier carbureted V8 SB Chevrolet 262-400 C.A.R.B. E.O. #D-279-3, #D-279-5, #D-279-6.

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

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