Upgrade your BMW M3 (2008 - 2013 Base) with this high - quality King crankshaft main bearing set. The set comes with 5 bearings sized at +0.5mm, specifically designed for the BMW S65B40A engine. Enjoy smooth engine operation and long - lasting performance with these precision - engineered bearings.

Using these bearings is straightforward. First, make sure your engine is cool and turned off. Remove the old bearings carefully and clean the bearing housing thoroughly. Then, install the new +0.5mm size King bearings one by one, ensuring they fit snugly. When it comes to maintenance, regularly check your engine oil level and quality. Change the oil at the recommended intervals to keep the bearings well - lubricated. Avoid over - revving the engine as it can put excessive stress on the bearings. If you notice any unusual noises or vibrations from the engine, have it inspected right away.