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COMP Cams 11-747-14 Drag Race 4/7 Swap 284/296 Solid Roller Cam for Chevrolet Big Block 396-454
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Delivering high-lift valve action for drag racing, the COMP Cams part number 11-747-14 is a solid roller camshaft producing 0.748 inch lift for 8-cylinder engines. The 47S 321R12 grind operates between 5,000-8,500 RPM with 286 to 296-degree duration at.050 inch. This billet steel camshaft with 3-bolt attachment is designed for Chevrolet 396-454 c.i. applications from 1967 to 1996. BBC 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models.
- Grind Number: 47S 321R12
- Camshaft Type: Solid Roller
- Camshaft Series: Drag Race 4 and 7 Swap Firing Order
- Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
- Intake Valve Lift: 0.748 IN
- Exhaust Valve Lift: 0.748 IN
- Intake Duration at.050 Inch Lift: 286 deg
- Exhaust Duration at.050 Inch Lift: 296 deg
- Advertised Duration (Intake): 321 deg
- Advertised Duration (Exhaust): 336 deg
- Lobe Separation: 112 deg
- RPM Range: 5,000-8,500
- Material: Billet Steel
- Gear Attachment: 3-Bolt
- Lifters Included: No
- Valve Springs Required: Yes
- Assembly Lubricant Included: No
- CARB Exempt (Racing/Off-Road Only): Yes
- Usage: Strip
- Lifter Type: Solid Roller
Weight: 10.5381 lb
Country of Origin: United States
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
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