ACL Main Bearing Race Series Standard Size Sets Mitsubishi EVO 8 + 9 2003-2006 | 5M1219H-STD CivicSI_2006-2011 making it a favorite among

making it a favorite among enthusiasts and professional tuners alike

There is no replacement for displacement and HKS knows this all too well

Designed specifically for street use

performance monitoring

ACL Main Bearing Race Series Standard Size Sets Mitsubishi EVO 8 + 9 2003-2006 | 5M1219H-STD CivicSI_2006-2011 making it a favorite amongACL'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