Retro Roots Blower Set Back Plate 2.25"/1" To The Rear Case

It is made from 7/16" alum. plate and uses 7/16" flathead bolts to mount the plate to the manifold, then a set of holes are drilled back 2.250 inches from the stock locating holes to move the supercharger back sealing the front of the blower up on the manifold and helping the distribution of the discharge from the supercharger to be more centrally located in the manifold. Set-back plate has been O-ringed and includes a set of cut down blower studs. O-ring is .139" #700-022 if a racer needs to purchase extra for the set-back plate.

To measure which plate you need measure from the center of the left most forward bolt hole on the blower snout side of the supercharger case to the end of the case. The measurement on the blower case should be 1.625" to use this set back plate.

Plate will only work with Kuhl, Mooneyham, Littlefield, Blower Shop or BDS type roots blowers. Will not fit with SSI, DMPE, Kobelco or Fowler roots blowers. **** THESE PLATES ARE NOT DESIGNED TO WORK WITH BLOWER SHOP XR-71 OR LITTLEFIELD LB-20, 21 OR 22 SUPERCHARGERS.