Buick 8 cylinder 40, 50 series 1934-53 Rear Main Seal (rope)
Rear Main Seal is made from a GraphTite rope material for the 1934-53 Buick 8 cylinder 40, 50 series. The RMS is not used from 1934-38.
The short side seal is specifically for the small series engines.
Best set#5143

Buick 8 cylinder 40, 50 series Rear Main Seal, 1939-53, GraphTite