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Kevin Panzino · 04-11-2013, 07:53 PM

What the heck am I missing.. I saw another post on the other forum about Zavala running a 'replacement' 441 head..... So we now have NHRA accepted aftermarket 255 SBC heads for SS ???? Where is this posted ?? I just checked the latest "NHRA accepted products" list and there is nothing listed ??????

04-11-2013, 07:53 PM	#8
Kevin Panzino Senior Member Join Date: Oct 2002 Location: Pittsburgh Posts: 581 Likes: 301 Liked 759 Times in 139 Posts	Re: dart to GM head test What the heck am I missing.. I saw another post on the other forum about Zavala running a 'replacement' 441 head..... So we now have NHRA accepted aftermarket 255 SBC heads for SS ???? Where is this posted ?? I just checked the latest "NHRA accepted products" list and there is nothing listed ?????? Last edited by Kevin Panzino; 04-12-2013 at 12:10 AM.