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The ACL Race Series standard main bearing set for BMW M20, M50, M52 and M54 engines matches the 1919cc configuration with an 80.0mm bore and 66.0mm stroke. Offered in standard size, this main bearing set provides the correct journal fit for routine engine rebuilds and maintenance, helping restore factory-clearance dimensions for reliable crank support in these specific engine applications.
ACL BMW M20/M50/M52/M54 - 1919CC 80.0mm Bore 66.0mm Stroke Standard Size Main Bearing Set
