ACL Race Series connecting rod bearing set for GM Gen V LT1 6.2L is offered in a .025mm (0.001") undersize configuration to match crankshafts requiring that tolerance. These bearings provide the specified undersize fit for LT1/LT4/L86 Gen V V8 engines and are intended to be installed where crank journal diameter calls for the stated .001" undersize option.
ACL Chevrolet V8 6.2L LT1/LT4/L86 (Gen V) Race Series .001 Rod Bearing Set