ACL Main Bearing Race Series Standard Size with Extra Oil Clearance Sets Mitsubishi EVO X | 5M1237HX-STD Vehicle Model_CR-Z Part #: 21-478WR

Part #: 21-478WR

See the diagram on the right below

K&N's Evolution X replacement air filter is designed to increase horsepower and acceleration while providing excellent filtration

Designed for quiet operation and comfort

ACL Main Bearing Race Series Standard Size with Extra Oil Clearance Sets Mitsubishi EVO X | 5M1237HX-STD Vehicle Model_CR-Z Part #: 21-478WRACL's main bearings are made of a softer metal so that you don't wear out your crank or engine block. Additionally, a thin layer of oil lubricates the connection between the bearings and the crank allowing the crank to "float" and reduce wear. Proper support via main bearings is crucial to prevent oscillations and wear that can damage the crankshaft and other components as the motor moves further out of balance. Bearings with extra oil clearance will