Piston 3640474 for Cummi ns QSK60 Diesel Engine for +2mm Bore Repair

• High‑strength cast iron alloy, excellent high‑temperature resistance and impact resistance
• Designed for cylinder liner after +2mm boring overhaul, must assemble with matched +2mm oversize piston rings
• High precision ring‑groove machining, good fit with supporting oversize piston rings
• Resist thermal deformation under continuous heavy‑load mining working condition
• Reliable wear‑resistant performance, prolong service life after engine repair

This piston 3640474 is suitable for Cum mins QSK60 diesel engine. It is adopted when cylinder liner bore is worn and bored to +2mm repair size during engine overhaul. As a core moving part, it bears high combustion pressure and converts thermal energy into mechanical power, widely used on large mining machinery and heavy‑duty industrial equipment. It must be matched with +2mm oversize piston rings.

We supply parts for Kubota, Cum mins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Vol vo, Deutz, Doosan, Daewoo, John D eere, Scania, Hyundai, JCB etc.

Shipping: Sea freight, air freight and international express are all available.

Tax Notice: All import duties and local destination taxes shall be borne by the buyer. Please verify local customs regulations in advance.

Q1: Which engine is this piston for?

A: For Cumm ins QSK60 diesel engine, used for +2mm bored cylinder liner overhaul repair.

Q2: What matching parts are required?

A: Must use supporting +2mm oversize piston rings, standard piston pin and snap rings.

Q3: Any installation suggestions?

A: Need professional overhaul assembly, strictly follow engine assembly technical requirements.

• Cummi ns: QSK60, QSK23, K50, QSK19, K38, NT855
• Isuzu: 4HK1, 6BG1, 4JG1, 6HK1, 4BD1, 4LE2
• CAT: 3406E, C15, C9, 3306, C13, 329D
• John De ere: 6068HF485, 4045TF270, 6090HT480, 4045HT072, 6135HF485, 3029DF128
• Komatsu: 6D140, 4D95, 6D125, 6D170, 4D102, 6D107