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The ACL Trac 3 main bearing set for D155/D179 in 0.75 oversize is a matched main bearing kit for engine rebuilds specifying a three-quarter oversize. It supplies the correct bearing thickness to restore proper clearances after crankshaft machining and is intended as a direct replacement when a 0.75 oversize main bearing is required by the engine's service or rebuild specifications.
ACL International Trac 3 D155/D179 - 0.75 Oversized Main Bearing Set
