ACL Bearings 5M2221HX-STD Race Series Main Bearing Set for 2009+ Gen III Hemi with .001" Extra Clearance

The ACL Bearings 5M2221HX-STD is a Race Series main bearing set engineered specifically for 2009+ Gen III Chrysler/Dodge Hemi engines, including 5.7L, 6.1L, 6.2L, and 6.4L applications. The 'HX' designation signifies this set provides an extra .001" (0.025mm) oil clearance on a standard size shaft compared to the standard H series bearings. The wall size of these HX-STD bearings is .0005" (0.013mm) thinner per bearing half than the H-STD bearings.

Key Features:

• Trimetal construction featuring lead, tin, copper and nickel for superior strength and seizure resistance
• Extra .001" oil clearance ideal for performance applications
• Standard size bearing set for use with standard crankshaft journals
• Recognized as a premier brand throughout the motorsports world
• Flash applied overlay with no risk of plate movement for better bearing-to-housing contact

ACL 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 Race Series performance bearings with the endurance and capability to perform where others cannot. This bearing set is ideal for high-performance street builds, forced induction applications, and competition engines where increased oil clearance is preferred.