Maigu Seals is a professional oil seal factory in China, now introduce about crankshaft seal. 

The crankshaft seal is the seal located on the front of the engine that seals the 

end of the crankshaft with the timing cover. Most crankshaft seals are made of 

rubber and metal and are round in shape. They are usually installed in the front

timing cover and seal the end of the crankshaft as it rotates.

Maigu Seals, oil seal manufacturer for many years, welcome contact us.