QSK60 Cummins Engine Lubricating Primer 3637969 Parts Catalog Ref No. Part Name Part No. Required 1 Engine Lubricating Primer 3637969 1 2 Pump Bracket 3637970 2 　 Electrical Set Accessories 3638161 1 3 Wiring Harness 4007287 1 4 Battery Cable 4067915 1 5 Battery Cable 4067917 1 6 Relay Switch 4951860 1 7 Relay Bracket 4951861 1 8 Wiring Harness …