Copper washer at the "Y" fitting on the master cylinder side on all models from 1941-66 with the single reservoir master cylinder. 1 Required.
This is the copper washer at the "Y" fitting on the master cylinder on all models from 1941-66 with the single reservoir master cylinder. The washer is one of two that go on each side on the fitting. This one is the one closest to the master cylinder. The one with the larger hole is p/n 637606 and one of each is required.
1 Required per Jeep.
