Portable Howards Cams 120031-12 Bbc Street Force 2 Hydraulic Flat Tappet Camshaft Collection [S1j5voRs]

This Portable Howards Cams 120031-12 Bbc Street Force 2 Hydraulic Flat Tappet Camshaft Collection [S1j5voRs] fits 396-502 cubic inch Mark IV Big Block Chevy engines from 1965-1996. Howards designed this cam for street/strip use, and it features great throttle response and a good idle. A 9.5:1+ compression ratio, 4-barrel & good exhaust, and a 1600+ stall speed torque converter are highly recommended.

Portable Howards Cams 120031-12 Bbc Street Force 2 Hydraulic Flat Tappet Camshaft Collection [S1j5voRs] Specs:

• For Big Block Chevy 396-502 engines from 1965-1996
• Basic RPM Range: 1200 to 5200
• Valve Lift Intake: .516
• Valve Lift Exhaust: .527
• Intake Duration: 269
• Exhaust Duration: 279
• Intake Duration at .050”: 215
• Exhaust Duration at .050”: 225
• Lobe Separation: 112
• Intake Centerline: 108
• Firing Order: 1-8-4-3-6-5-7-2
• Recommended Lifter Set: 91111 Performance
• Recommended Premium Lifter Set: 91116 Direct Lube
• Recommended Valve Springs: 98529
• Recommended Valve Spring, Retainer and Lock Kit: 98529-K31
• Made in the USA

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

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

Howards Hydraulic Cams – From mild to wild, they are the ultimate in performance!