The rear main seal keeps oil sealed inside the rear of the engine, where the crankshaft connects with the transmission. It can be expensive to repair, often $600 or more, because it typically ...

Fixing a blown head gasket without replacing it is a temporary solution that can help you extend the life of your engine ...

It has the potential of affecting the engine’s performance. Sam Serwadda, a mechanic, says too much oil can damage seals, causing oil leaks. The leakage in the long run affects parts of the ...