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-   -   New 496ci with 781 Heads 560+HP/600+TQ (http://chevelleforum.net/showthread.php?t=440)

Notalent 01-27-2010 09:18 AM

New 496ci with 781 Heads 560+HP/600+TQ
 
Just did an engine for a customer and being that its a semi popular build and alot of people like to know ahead of time if there engine will make vacuum or not this would be a good base line.

Specs:
496ci 9.7.1 Compression
Scat 4340 Forged Rotating assembly
781 Heads with bigger valves and mild porting
Hyd Roller Cam 236/242 @ 50 .620 lift on a 112LSA
Edelbrock Air Gap Intake
Edelbrock Thunder 800cfm carb

Vacuum = 12" @ 1000RPM, 11" @ 950 RPM (take from carb).

http://www.youtube.com/watch?v=UMy3kAa0Wbo


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