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Material: High-grade alloy steel (heat-treated)
Thread Size: M10 x 1.25
Tensile Strength: 10.9 grade (minimum 1,040 MPa)
Coating: Zinc-nickel plating for corrosion resistance
Temperature Range: -40°C to +650°C
Compatibility: SINOTRUK HOWO, A7, T7 series
OEM Part No.: 080V90490-0102
This OEM exhaust manifold bolt ensures a secure seal under extreme heat and vibration, preventing exhaust leaks and engine efficiency loss. Direct replacement for worn or damaged bolts in Sinotruk trucks.
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Ensure the engine is cool before installation. Use a torque wrench to tighten the bolt to 28-32 Nm for optimal sealing. Apply anti-seize compound to threads if recommended. Replace in pairs to maintain even pressure on the exhaust manifold
