Piston Ring Set for Komatsu 6D140 Diesel Engine

• Product Name: Piston Ring Set
• Fit Engine: Komatsu 6D140
• Part Number:‑
• Condition: 100% Brand New, direct‑fit replacement
• Material: High‑strength alloy steel

• Wear‑resistant alloy material, long service life under high‑temperature working conditions
• Good elasticity, maintain stable pressure against cylinder wall
• Effective control engine oil consumption, reduce blow‑by gas
• Precision machining to match piston ring groove and cylinder liner
• Vital overhaul replacement parts for engine rebuild service

This piston ring set is suitable for Komatsu 6D140 diesel engine. It includes compression ring, second ring and oil control ring. It seals combustion gas and scrap excess oil on cylinder wall. Widely applied on heavy‑duty excavators, bulldozers, mining equipment and generator sets for engine repair.

We supply parts for Kubota, Cum mins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Volv o, Deutz, Doosan, Daewoo, John De ere, Scania, Hyundai, JCB etc.

• Which engine fits this piston ring set?
• It fits Komatsu 6D140 diesel engine.
• What symptoms need to replace piston rings?
• Heavy blue smoke, high oil consumption, low cylinder compression, weak engine power.
• Installation tips?
• Stagger ring gaps properly, avoid gaps align, protect ring surface during piston installation.

• Mitsubishi:6D22,6D24,6D31,6D34,6D16,6D17
• JCB:444,448,3CX‑SUPER,4CX‑SUPER,JS200,JS330
• Perkins:1004‑40,1004‑42,1006‑6T,1104‑44,1106‑60,1106‑66
• Doosan:DB58,DL06,DL08,D24,D34,DE12T