UMI PERFORMANCE UMI Drive Shaft Loops

New hardware included Bolt-in or weld-in design Durable long lasting glossy powder coat finish Loop made from DOM tubing, not commonly used electric welded tubing Installation: New hardware and detailed installation instructions included. Bolting the drive shaft loop in requires drilling (4) holes in the vehicles floor pan. Installation process takes 30-45 minutes. This one-piece NHRA legal drive shaft loop is a bolt-in or weld-in application for the 1964-1972 GM A-body. Drive shaft loop is contoured for the A-Body floor pan and bolts or welds into the reinforcement rib located behind the transmission. This is a must for tracks that require a loop for cars running faster than 13.99 in the quarter mile. The entire loop is constructed of 0.250" thick mild steel, CNC machined mounting points for a superb fit and fully MIG welded for outstanding strength. Features: 4500 - 1964-1972 GM A-Body Drive Shaft Loop.