In this thread there are 2 different booster/thrust plates referenced. My plate at the beginning of this thread required that the relief valve recess on the oil filter half of the oil pump be extended so that oil could be passed thru the smaller of the 2 elongated holes in the plate. The...
Mike -
The thrust/booster plate has not been altered since I bought it as part of a kit. My recollection is that a pressure regulator spring came with it. Just have to modify the 2 gaskets so that there is flow thru both elongated holes in the plate.
Bob
I recently had my GN engine rebuilt. The shop ordered 2 sets of timing cover gaskets to accomodate the existing booster plate. On initial engine startup I had oil everywhere because it was blowing by the oil filter gasket. Check out the attached picture of the booster plate and new gaskets...