I have a 70 duster with magnum k frame wildwood brake,and front coil overs. The car is back halfed with ladder bars dana w.4.56 koni coil overs out back. The car has glass bumpers and hood. The moter is a 440 30 over ,13 to 1 aries pistons fill fit low tension rings eagel h beem rods, 440-1 indy...