2GM20‑A STD Main Bearing Set For Yanmar Marine Diesel Engine
- Product Name: 2GM20‑A STD Main Bearing Set
- Model: 2GM20‑A
- Name: Crankshaft Main Bearing Shell
- Features: STD standard size, bimetallic alloy material, anti‑friction, wear‑resistant, high load capacity
- Application: Yanmar 2GM20‑A marine diesel engine, boat marine engine rebuild
2GM20‑A STD main bearing set is standard‑size crankshaft main bearing shells for Yanmar 2GM20‑A marine diesel engine. Made of high‑performance bimetallic alloy material, features excellent friction‑reducing property and wear resistance, supports crankshaft stable rotation under heavy‑load working condition.
These main bearings maintain proper oil clearance, form reliable lubrication oil film, reduce crankshaft abrasion and engine noise. Direct replacement for worn original bearings during engine overhaul, effectively protect crankshaft and extend engine service life.
We supply a complete range of turbochargers and engine spare parts compatible with Cum mins, CAT, Volv o, Isuzu, Hino, Komatsu, JCB, Scania, Ford, Mercedes‑Benz, Toyota, Nissan, Hyundai, Doosan and other mainstream engine brands.
Q: Which engine does this STD main bearing fit?
A: It fits Yanmar 2GM20‑A marine diesel engine, standard STD size.
Q: What problems are caused by worn main bearings?
A: Worn main bearings will cause abnormal engine knocking noise, low oil pressure and crankshaft damage.
Q: Do you offer undersize main bearing and connecting rod bearing for 2GM20‑A?
A: Yes, we supply STD and undersize main bearings, conrod bearings and full overhaul kits.
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