Aug 21, 2011 #1 C crashedout1 Active Member Joined Feb 23, 2011 Messages 439 whats the cylinder limit? wanna open these holes
Aug 22, 2011 #2 N novaderrik Well-Known Member Joined May 12, 2004 Messages 8,076 a stock 4.1 block gives you an instant .165" overbore.