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Sinotruk Genuine Pressure Spring 080V97601-0226 – Valve Train Component for HOWO Trucks
Sinotruk OEM Pressure Spring (Part No: 080V97601-0226) is a critical valve train component designed for HOWO ZZ3257M3841W/T7H trucks. This high-cycle spring maintains consistent valve seating pressure under extreme engine temperatures.
▸ Technical Specifications:
Material: Chrome-silicon alloy steel (SAE 9254)
Wire Diameter: 4.5mm ±0.05mm | Free Length: 60mm
Spring Rate: 45 N/mm ±10% | Max Load: 1200N
Operating Temp: -40°C to +250°C
Compatibility: Sinotruk WP10/WP12 engines
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Inspect spring for cracks using magnetic particle testing
Lubricate with molybdenum disulfide grease before assembly
Install with valve spring compressor tool (OTC 4572 recommended)
Ensure seated height is 42±1mm under full compression
