CLASS RACER FORUM - View Single Post - Which is the better combo 1970 454 or 1971 454?

Alan Roehrich · 08-20-2011, 08:41 AM

I have seen a couple of the iron head 450HP 1970 cars run well. that's a pretty decent factor. The only big difference between that and the 427/425 is about 0.240" of stroke. The 427/425 is pretty popular.

08-20-2011, 08:41 AM	#3
Alan Roehrich Veteran Member Join Date: May 2006 Location: Murfreesboro TN Posts: 5,116 Likes: 1,573 Liked 1,831 Times in 415 Posts	Re: Which is the better combo 1970 454 or 1971 454? I have seen a couple of the iron head 450HP 1970 cars run well. that's a pretty decent factor. The only big difference between that and the 427/425 is about 0.240" of stroke. The 427/425 is pretty popular. __________________ Alan Roehrich 212A G/S