Engine: Technical Service Bulletins
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Engine - Approved Engine Oil Specification
- Engine - Approved Porsche A40 Engine Oils
- VIN Plate, Certification & Emission Label - Availability
- Engine/Transaxle - Hardware Replacement During Service
- Engine Crankcase - Standard Replacement Parts
- Tools - Transmission, Powertrain, and Engine Service
- Alternator - Belt Failure or Belt Noises
- Camshaft - Special Tool for Timing
- Engine - Valve Lifter Stroke Measurement Revision
- Vacuum Lines - Preventing Disconnections or Kinks
- Ignition Distributor - Revision and Marking
- Oil Cooler Fan - Updated Ballast Resistor
- Large Instrument - Replacement Information
- Engine - Smokes When Started Cold
- Engine - Approved Engine Oils
- Engine - Porsche Approved Oils
- V-Belt - Correct Tensioning Procedures and Tool
- Oil Drain Plug - Revised Torque Specification
- Oil Return Tubes - Availability Information
- Engine - Cleaning of Oil Circuits
- Cylinder Head Studs - Installation Precautions
- Engine - Approved Engine Oils Overview