‌SINOTRUK Exhaust Manifold Bolt 080V90490-0090 – High-Strength Fastener

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‌Installation Notes:‌

1. ‌Clean Threads‌ – Remove carbon deposits before installation.
2. ‌Lubrication‌ – Apply anti-seize compound to threads.
3. ‌Torque Sequence‌ – Tighten in a crisscross pattern to 80-100 N·m.
4. ‌Inspection‌ – Check torque after 500 km of driving.
5. ‌Replacement‌ – Replace if threads are worn or bolt is stretched.