The most reasonably priced component used on the Gsxr1100 1990 (l) (e01 E02 E04 15 16 17 18 21 22 24 25 34 39 53) Oil Pump is the Pin.
This Oil Pump diagram displays the required parts for the Gsxr1100 1990 (l) (e01 E02 E04 15 16 17 18 21 22 24 25 34 39 53) Oil Pump.
With all the components that make up the GSXR1100 1990 (L) (E01 E02 E04 15 16 17 18 21 22 24 25 34 39 53) OIL PUMP assembly. The O Ring(d:3.7,id:21.7) is the most frequently specified with four applications.