Howards Cams 124033-14 BBC 4/7 Swap Mechanical Roller

This Howards Cams 124033-14 BBC 4/7 Swap Steel Billet Camshaft fits 396-502 cubic inch Mark IV Big Block Chevy engines from 1965-1996. This camshaft provides a choppy idle and great mid-range to top end horsepower, and a 13.0:1+ compression ratio and 5400+ stall speed torque converter come highly recommended. It is best suited for a 500+ CID BBC with Nitrous and a Race Torque Converter.

Howards Cams 124033-14 BBC 4/7 Swap Steel Billet Camshaft Specs:

• Ignition Firing Order Must Be Changed To: 1-8-7-3-6-5-4-2
• For Big Block Chevy 396-502 engines from 1965-1996
• Requires Thrust Button
• Requires upgraded distributor gear/fuel pump pushrod
• Basic RPM Range: 5200 to 8200
• Valve Lift Intake: .810
• Valve Lift Exhaust: .765
• Intake Duration: 317
• Exhaust Duration: 327
• Intake Duration at .050”: 285
• Exhaust Duration at .050”: 295
• Lobe Separation: 114
• Intake Centerline: 110
• Recommended Lifter Set: 91135 RaceMax
• Recommended Premium Lifter Set: 91198 ProMax Direct Lube
• Recommended Valve Springs: 98738-A
• Made in the USA

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

Howards Cams designed their Steel Billet camshafts for high performance on the street and drag strip.

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