Piston Ring Set - Moly 6.6L GM Duramax - 41909040 - Clevite77

Piston Rings - MAHLE Original Diesel - 4.095 in Bore - Drop In - 3.0 x 2.0 x 3.0 mm Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit