Click to expand Tap to zoom S&S, Crankcase Oil Drill Jig for 36-91 Big Twin With S&S Oil Pump by S&S Save £-1.90 £70.79 | / SKU MCS518150 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart DescriptionS&S, crankcase oil drill jigDetailsUsed for drilling or plugging operations in some applications when installing an S&S oil pump. Manufactured from hardened steel.36-91 B.T. with S&S oil pump