The Ranchos had 2 1/4 compression and less than 4" of extension and had no issues using the tie wrap test for both extension and compression on the street so being these will be tighter, I will go w/the 1 3/4 then.........Thankxxx................ beer


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....