Timing chain cover seal used in place of the old rope seal.
Outside Diameter: 2.655″ (67.437mm)
Shaft Size: 1.937: (49.2mm)
Overall Width: 0.36″ (9.144mm)
Housing Bore: 2.65″ (67.31mm)
GM #1305044
Used in the following Oldsmobile vehicles:
1975-1985 with 231 c.i.d
1982-1985 with 181 c.i.d