ACL Bearings H-Series Main Bearing - Standard - Big Block Chevy McGard ASA Challenge

ASA Challenge

Cerametallic

Lenzing(R) is also permently fire resistant but it is also is highly heat resistant

Victor 383

ACL Bearings H-Series Main Bearing - Standard - Big Block Chevy McGard ASA ChallengeACL 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 RACE Series performance bearings with the