‌Genuine Sinotruk HOWO A7 Turbo Oil Return Pipe VG1099089065 - OEM Turbocharger Drain Line

‌Genuine Sinotruk HOWO A7 Turbo Oil Return Pipe (Part No. VG1099089065)‌

This OEM ‌Oil Return Pipe‌ is essential for turbocharger health on Sinotruk HOWO A7 engines. It efficiently drains hot oil from the turbocharger back to the oil pan, preventing oil starvation, seal damage, and catastrophic turbo failure caused by oil coking in high-heat environments.

‌Technical Specifications‌:

• ‌Part Number‌: VG1099089065
• ‌Compatibility‌: Sinotruk HOWO A7 (2012-Present) with D12/MT13 turbodiesel engines
• ‌Material‌: Double-walled stainless steel (inner) + aluminum heat shield sleeve
• ‌Inner Diameter‌: 19mm (0.75") for unrestricted oil flow
• ‌Temperature Resistance‌: Continuous 250°C (482°F) exposure
• ‌Pressure Rating‌: -1.0 bar vacuum to +4.0 bar pressure
• ‌Connection Type‌: Flanged turbo end (M14x1.5) + gasketed block adapter
• ‌Length‌: 382mm ±2mm center-to-center
• ‌Certifications‌: ISO 4046, ECE R110, Sinotruk OEM standards

‌Performance Advantages‌:
 ‌Anti-Coking Design‌: Smooth inner bore prevents carbon buildup at critical 10° drainage angle
Vibration Resistance‌: Flexible bellows section absorbs 30G engine vibrations
 ‌Leak Prevention‌: CNC-machined flanges with pre-instested Viton® gaskets (Part No. VG1099089066)
 ‌Corrosion Protection‌: 304L stainless steel resists acidic oil degradation

‌Why Genuine OEM?‌

• ️ Prevents 92% of turbo failures caused by restricted oil return (Sinotruk field data)
• Maintains optimal oil drainage slope - critical for turbo bearing lifespan
• ️ Direct bolt-on replacement - no modifications required
• ️ 3-year warranty with OEM traceability documentation