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Alan Roehrich · 12-15-2010, 08:04 PM

Almost any will go to 4.340", many will go to 4.375". Especially if you pour the block first.

12-15-2010, 08:04 PM	#2
Alan Roehrich Veteran Member Join Date: May 2006 Location: Murfreesboro TN Posts: 5,118 Likes: 1,576 Liked 1,837 Times in 417 Posts	Re: Rule of thumb for a big Chevy Almost any will go to 4.340", many will go to 4.375". Especially if you pour the block first. __________________ Alan Roehrich 212A G/S