Genuine SINOTRUK Exhaust Manifold Bolt (080V90490-0102) - High-Strength Fastener for HOWO, D10/D12 Engines

Genuine SINOTRUK Exhaust Manifold Bolt (080V90490-0102) ✔ OEM Replacement – Direct fit for SINOTRUK HOWO A7/T7/T5G, D10/D12, WD615 engines
✔ High-Temperature Resistance – Grade 10.9 steel, withstands up to 750°C
✔ Corrosion Protection – Zinc-nickel plating for extended durability
✔ Precision Torque Specs – 55-60 Nm tightening torque (follow factory service manual)
✔ Compatibility – Fits exhaust manifolds & turbocharger connections 

Why Choose This Bolt?
Prevents exhaust leaks – Ensures secure sealing under extreme heat
 Reduces vibration loosening – Precision thread design
ISO 9001-certified – Meets SINOTRUK OEM standards 

Installation Notes:

 • Always torque in crisscross sequence 

• Apply high-temperature anti-seize compound (e.g., Permatex 77134) 

• Replace all bolts as a set for even clamping force