Sinotruk HOWO Genuine Valve Spring 080V04102-0155 – High-Performance OEM Replacement

Sinotruk HOWO Genuine Valve Spring 080V04102-0155 – High-Performance OEM Replacement
Technical Specifications:

Part Number: 080V04102-0155
Compatibility: Sinotruk HOWO T5G, T7H, A7, C7H with MC07/D10/WD615 engines
Material: High-carbon chrome silicon steel
Wire Diameter: 4.5mm ±0.05mm
Free Length: 60mm ±1mm
Spring Rate: 50 N/mm
Max Load Capacity: 600 N
Operating Temperature: -30°C to +250°C
Warranty: 12 months or 100,000 km

Installation Steps
Remove the old valve spring using a valve spring compressor tool.
Inspect the valve seat and retainer for wear or damage before installation.
Install the new spring with proper alignment—ensure it sits evenly on the valve seat.
Reassemble the valve train and check for proper valve clearance (refer to engine manual).
Test engine operation at idle before full load to confirm smooth valve movement.