Piston -1mm for Cum mins QST30 Diesel Engine

• High-strength cast aluminum alloy, good heat dissipation and impact resistance
• -1mm overhaul size, precisely matched for engine repair
• Precision ring grooves to ensure good sealing of piston rings
• Surface treatment reduces friction loss and prolong service life
• Suitable for heavy-duty construction machinery and generator engine overhaul

This -1mm piston is manufactured for Cumm ins QST30 diesel engine. It bears combustion pressure and transmits power through reciprocating motion, which is one of the core moving parts of the engine. Widely used on heavy equipment and generator sets during engine overhaul service.

We supply parts for Kubota, Cum mins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, V olvo, 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 does this -1mm piston fit?

A: It matches Cumm ins QST30 diesel engine.

Q2: What is the feature of -1mm specification?

A: It is standard repair size for engine overhaul, used when cylinder liner has slight wear.

Q3: Installation suggestion?

A: Use special piston installation tool, check piston ring gap before assembly, ensure sufficient lubrication.