Tagged vacuum advance

Tech Tips: Winter 1991

• December 2, 1991

Leaking Oil Seals If your differential/rear axle oil seals are leaking, the seals themselves may not be at fault. A plugged breather may be causing pressure build-up within the differential, forcing oil past the seals. Locate the breather, clean around it, and remove it from the differential case. Clean the breather thoroughly, ensuring that it…