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The ACL Race Series .025 oversized main bearing set is made for BMW M20, M50, M52 and M54 engines specified at 1919cc with an 80.0mm bore and 66.0mm stroke. This .025 oversize main set supplies corrected journal diameter for blocks machined undersize, enabling accurate clearance control during engine rebuilds where an incremental oversized bearing is required by the machining specifications.
ACL BMW M20/M50/M52/M54 - 1919CC 80.0mm Bore 66.0mm Stroke .025 Oversized Main Bearing Set
