KRC 19555300 allows a KRC power steering pump to be mounted to the back of a Stock Car Products (SCP) dry-sump oil pump. This kit includes all the necessary hardware, except the 7/8" O. D. 17-spline or 3/8" hex drive spud. The SCP pump must have the main shaft drilled and tapped 3/8" x 24. This dry-sump main shaft is available direct from SCP. NOTE: Actual part is black anodized.Pit Stop USA offers KRC Stock Car Products Pump Adapter - 17-Spline Pump 19555300 at low everyday prices. Be sure to check out all of our products from KRC Power Steering including KRC Power Steering Direct Mount Pump Adapters and Drives.