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The ACL Trac 3 main bearing set for D155/D179 is a 1.00 oversized main bearing kit intended for engine rebuilds requiring a full-size oversize main. Supplied as a matched set, this 1.00 oversize option addresses journal dimension changes called out during machining or rebuilds and provides the correct main bearing sizing for compatible applications.
ACL International Trac 3 D155/D179 - 1.00 Oversized Main Bearing Set
