Hayward Performance (HP) Branded Drive Adapter/Gear Cover, for GMC and Detroit D Superchargers
“Heavy Duty Casting” for 4/71, 6/71, 8/71, 8v71 etc .
Cast aluminum 356 T6, Minimum .300″ wall thickness with .500″ base flange,
with the alignment dowel holes, extra thickness for drive flange bolt circle, (6) 5/16 coarse thread,
Overall Drive cover thickness is 2″, Drive flange bore I.D. 4.260″
Comes with (2) 16m/m shoulder bolts with copper sealing rings for lube in port and the drain port,
8m/m or 5/16″ allen wrenches work for the shoulder bolts.
Cost per drive/Gear cover $100.oo us$, frt is extra.
Discount for multiple piece order, 10 piece minimum.