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Rory McNeil · 04-02-2013, 01:57 PM

Also, keep in mind there are different HP factors between the iron and Edelbrock heads. I also believe that the 68 can not use the aluminum intake and larger Holley carb that the 67 is allowed.

04-02-2013, 01:57 PM	#4
Rory McNeil VIP Member Join Date: Jun 2007 Location: from Vancouver BC Canada, now in Nova Scotia Posts: 1,312 Likes: 323 Liked 1,113 Times in 304 Posts	Re: Question about minimum weight Also, keep in mind there are different HP factors between the iron and Edelbrock heads. I also believe that the 68 can not use the aluminum intake and larger Holley carb that the 67 is allowed. __________________ NHRA 6390 STK M/S 85 Mustang