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	     Master Service Information (Engine Group)  2007 MaxxForce® 5 Engine Service Manual   2007 MaxxForce® 5 Engine Diagnostic Manual     Authorized Field Change (AFC) Letters  Improved Fuel Injector/Engine Performance through Recalibration for Certain Workhorse Truck Models Built with MaxxForce® 5 Engines   VT 275 and MaxxForce 5 Casе to Head Tube and Plug D-Ring Seal Deterioration   VT 275 and MaxxForce 5 Casе to Head Tube and Plug D-Ring Seal Deterioration     Technical Service Information (TSI) Letters  Dual API Engine Oil Categories Approved for use (CJ-4 recommended and CI-4 allowed)   Serial Number Prefix Change and New Engine Features   Installation of Lower Crankcase Seals   Engine Idle Shutdown Timer (IST) Regulations   Prevention of Objects and Debris from Falling into Intake Ports during Removal and Installation of Intake Manifold   Lube Oil Recommendations for International® Diesel Engines  
  
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