Premium Sinotruk VG1246050025 Upper Valve Spring Seat - Heavy-Duty Engine Component

Sinotruk VG1246050025 Upper Valve Spring Seat - Technical Details:

• Material:High-grade alloy steel (SAE 9254)

• Hardness:HRC 45-50

• Outer Diameter:42.5±0.1mm

• Inner Diameter:32.2±0.05mm

• Height:12.8±0.1mm

• Surface Treatment:Phosphate coating

• Temperature Resistance:-40°C to +300°C

• Compatibility:Sinotruk WD615, D12, and HOVA series engines

• OEM Number:VG1246050025

• Weight:0.185kg

Performance Features:

• Precision-machined for perfect valve spring alignment

• Enhanced durability for heavy-load applications

• Reduces valve train friction by 15%

• Extends valve system service life by 30%

• Meets ISO 9001 and CCC certification standards