Genuine Sinotruk Dowel Pin - Part Number 080V91301-0086

The part number 080V91301-0086 Dowel Pin is commonly associated with Sinotruk (China National Heavy Duty Truck Group) truck engine systems, particularly in their heavy-duty diesel engines such as the WD615, MC series (MAN technology-based) , or integrated powertrain components used in HOWO, HOHAN, and SITRAK models.

Type Solid cylindrical dowel pin 
Function Precision alignment and location between mating components 
Material Alloy steel or carbon steel 
Heat Treatment Hardened and tempered; surface hardness ~ HRC 58–62 
Surface Finish Ground to high precision; smooth finish (Ra ≤ 0.8 μm)
Diameter (Ø) 8.0 mm ±0.01 mm 
Length (L) 60 mm ±0.2 mm 
Tolerance Class h6 or g6 
Finish Phosphated and oiled or black oxide coating (anti-corrosion + press-fit performance)
InstallationInterference fit – requires light press or driving tool; do not hammer directly without guide