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wow that's a big cam! Not sure that will work with the EZ EFI, thy don't like to work well with very little vacuum.

Ya I thought 0.080-0.095 seemed like allot. That would be easy to back off some and test, good idea. Thanks

I was afraid the cam was too small. But it does make me feel better thinking it may just be out of cam and not something "wrong". The car is a blast to drive, makes allot of lo end. We did the best we could with those Eddy heads porting them and the larger intake valves, at the time was not...

The Springs were shimmed to get the pressures Hughes called for 145# closed and 350# open (at 0.550 lift) they were very close to those numbers. I could always throw some more shim under them to get some more pressure that would not be too hard to do, the cam only has 592 max lift on the Exhaust...

Hello all, I have a 1972 Demon 4 speed, 3.91 gears, with a LA 410 CID stroker, it's 12.3-1 Comp, Ported Eddy heads with 2.055" intake valves, Hughes 242/246 @0.050 cam with 0.587/0.592 lift with Hughes 1.6 shaft rockers, Hughes PN 1129 springs installed with 145# closed pressure and 360# open...