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Greg Reimer 7376 · 01-10-2012, 10:13 PM

The '72 402/454 intake has the # 6263753. That other one might be a later truck intake. Trucks with 454's and over a certain weight didn't have EGR.Not legal on a 72 stocker.What number are the heads on this engine you bought?

01-10-2012, 10:13 PM	#4
Greg Reimer 7376 VIP Member Join Date: Nov 2008 Location: Glendora,Calif. Posts: 1,136 Likes: 172 Liked 705 Times in 219 Posts	Re: Big Block intake ? The '72 402/454 intake has the # 6263753. That other one might be a later truck intake. Trucks with 454's and over a certain weight didn't have EGR.Not legal on a 72 stocker.What number are the heads on this engine you bought?