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I don't understand these heads at all. If the idea was to make a "factory" style head that we can use standard rocker gear on why not use the factory exhaust port. Which would basically make it a bolt on upgrade. At least for those of us at the point of maxed out RPM eddy's. I don't know just a...

I ment was a out of the box 320 CFM head. I'm fully aware of the air wolfs but that's a max port Eddy copy. I just checked the Eddy website and it looks like it has been updated with a newer pic. It also now says it has a "W5" bolt pattern and raised exhaust ports. It also looks like it has a...

This has been discussed in other threads. I was told they scrapped the project. My second question is how anyone can make a standard rocker gear head flow 320CFM out of the box? Hell I hope it's true. I want a set. So I can pass my eddys on to someone else.

I do agree that it can be done on either cal tracs or S/S springs and a snubber. But my question is to you have you ever driven anything that ran 9's on that small of a tire? It is a total had full and will be hit or miss depending on track conditions. I was only in the 10.90-11.0 range when I...

What did it run on that last pass? Or did you cut the audio on purpose? :prayer:

'71 Duster 360 .030 Keith Black flat top Hypers Lunati Bracketmaster 292 Hyd. unported 360 heads 2.02/1.60 w/3 angle valve job 750 Holley vac. sec. Old style Performer RPM Stock bottom end rebuilt, ARP rod bolts 727 stock rebuild w/3000 TCI converter 8 3/4 4.10 suregrip Worn out 71' leaf springs...