I have in my 67 Barracuda a home built pump gas 505 stroker, Edelbrock heads, 950 HP Holley, American Powertrain Kevlar 11" disc&pressure plate, dana 60 with 4.56 gears. runs 10.30 at 130 What have I broke? The 833, the dana gears, the u-joints and a lot of oil pans
it's ok to butt heads, just don't do it with a butthead
