Sinotruk Genuine VG1246050036 Camshaft Gear (Sintered Alloy, For D12 Engine Timing System)
Technical Specifications:
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Material:
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Fe-Cu-Mo sintered alloy (Density ≥7.1g/cm³)
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Induction-hardened teeth (HRC 60-64)
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Dimensions:
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128mm OD, 38 teeth (20° helix angle)
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Keyway width: 12±0.01mm
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Performance:
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Max RPM: 3,200 (ISO 1940 G6.3 balance)
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Wear rate: <0.003mm/10,000hrs
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Compatibility:
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Sinotruk D12 Euro V Engines
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Replaces #ZZ9107010088
Installation Notes:
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Timing Alignment:
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Match laser dots on crank/cam gears within ±1°
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Use dial gauge to verify cam lobe position
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Bolt Preload:
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110Nm + 30° angle tightening (lubricate threads)
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Run-In:
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Maintain 1,500-2,000rpm for 20 minutes initially
