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This CP Pistons set of eight pistons is specified for GM Duramax 6.6L applications with a 4.075 in bore, 3.8976 in stroke, 6.418 in rod length and a -38.5cc dome volume, intended as matched replacements. Supplied as a complete eight-cylinder set, the pistons restore correct combustion chamber volume and geometry during engine rebuilds when used with compatible rings and bearings and installed per engine specifications.
CP Pistons GM Duramax 6.6L 4.075 Bore 3.8976 Stk 6.418 Rod 1.946 CH -38.5cc Dome Pistons (Set of 8)
