1.ISO 9001-2000/16949 Certified 2.OEM quality 3.One year warranty after installation in Engine 4. Wooden case & pallet

Engine	Mitsubishi
Model	4D31
Part No.	MD012320
Stroke	52.5
Main diameter	78
Con rod diameter	60

 

  Strength of extension : ≥800 MPA  

   Elongation:≥5.5% 

   Strike: ≥25 J/CM²

   Hardness(before strengthan) : HB250-310

   Hardness(after strengthan):HRC46-52

Mitsubishi crankshaft 4D31