Get this amazing set of 5 King tri - metal race main bearings designed specifically for the BMW S65B40A crankshaft. It's a perfect fit for 2008 - 2013 BMW M3 Base models. These bearings offer reliable performance and durability for your vehicle.

To use these main bearings, first make sure your engine is off and cooled down. Carefully remove the old bearings from the crankshaft. Then, place the new King bearings in the right position on the crankshaft. Make sure they fit snugly. When installing, be gentle to avoid any damage. As for maintenance, regularly check the bearings for signs of wear and tear. If you notice any issues like unusual noises or vibrations, it might be time to inspect the bearings closely. Keep the engine clean and use good - quality engine oil to extend the life of the bearings.