Engine, Cooling and Exhaust: Technical Service Bulletins

• Cooling System - Coolant Regulator Housing Service
• Engine Controls - 'Turbo Power Kit' Installation
  • Overview
  • Work Procedure
    • Part 1
    • Part 2
• Engine - Approved Porsche A40 Engine Oils
• Engine - Approved Engine Oil Specification
• Cooling System - Revised Coolant Housing Sealing Rings
• Fuel System - Fuel Filter/Fuel Pipe Replacement Info.