ACL High Performance Con Rod Bearing Set | 2008 - 2013 BMW M3 (8B1580H-STD) YMM_2010_2012_Mazda_CX_9_TB.II The CNC-machined billet steel core

The CNC-machined billet steel core provides a precise fit and balanced operation

weighing only 16lbs compared to 32lbs

Part #: SK-550CF-2

or specialized automotive systems

Durable aluminum core for strength and longevity

ACL High Performance Con Rod Bearing Set | 2008 - 2013 BMW M3 (8B1580H-STD) YMM_2010_2012_Mazda_CX_9_TB.II The CNC-machined billet steel coreHigh Performance Con Rod Bearing Set by ACL ACL RACE Series performance engine bearings are recognized as a premier brand throughout the motorsports world. RACE Series rod and main bearings are standard components in RACE engines that have set records and won championships from Mexico to Bonneville from sport compact drift racing to small block NASCAR, IHRA and NHRA competitions. The unique combination of design, metallurgy and engineering provides