Comp Cams CL11-456-8 BBC Xtreme Marine Retro-Fit Hydraulic Roller Camshaft and Lifter Kit

This Comp Cams CL11-456-8 BBC Xtreme Marine Retro-Fit Hydraulic Roller Camshaft & Lifter Kit fits the 396-454 Big Block Chevy from 1967-1996. Comp designed this cam for a jet boat with A or B impeller, and is great for running river drags as well as bracket racing. A 10.0:1 compression ratio is highly recommended, as well as a 3000+ stall speed torque converter for bracket racing.

Comp Cams CL11-456-8 BBC Xtreme Marine Retro-Fit Hydraulic Roller Camshaft & Lifter Kit Specs:

• For 396-454 cubic inch Big Block Chevy engines from 1967-1996
• Includes Camshaft 11-456-8 and Lifter Set 854-16
• Requires thrust button in addition to a wear plate
• Must use bronze tip fuel pump pushrod when using high pressure or high-volume pump
• Stock (O.E.) valve springs can NOT be used.
• Basic RPM Range: 2800 to 6200
• Valve Lift Intake: .566
• Valve Lift Exhaust: .566
• Advertised Intake Duration: 296
• Advertised Exhaust Duration: 302
• Intake Duration at .050”: 242
• Exhaust Duration at .050”: 248
• Lobe Separation: 112
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Notes: The 1965-66 396 has an oiling groove in the rear journal. This cam does not, so if you require the oiling groove, please contact us for a special order.

Comp Cams designed this Retro-Fit Hydraulic Roller camshaft for high performance on the water as well as the dragstrip.

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