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FordMainiac · 02-11-2005, 07:34 PM

i would get a 8.5 block and yes you have to clearence the bottom end so that the rod bolts clear the oil pan rails. And 90GT is right you should have the block sonic checked but also it should be decked and blueprinted. And on a 331 or347 you have to bore it .030 over.

02-11-2005, 07:34 PM	#3
FordMainiac Registered Member Join Date: Jan 2005 Posts: 8	Re: Building a stroker motor i would get a 8.5 block and yes you have to clearence the bottom end so that the rod bolts clear the oil pan rails. And 90GT is right you should have the block sonic checked but also it should be decked and blueprinted. And on a 331 or347 you have to bore it .030 over.