Installing Spark Plugs

→ Only check electrode gap of spark plugs, but do not bend them.

→ Spark plugs with an incorrect electrode gap must be replaced.

Information 

• Use only spark plugs approved by Porsche AG! 
• Check electrode gap before screwing in a new spark plug. 

1. Check electrode gap. → Nominal value: 0.9 mm → Maximum value: 1.1 mm  → Fig 1
   Fig 1: Checking Electrode Gap Of Spark Plug In V6 Engine

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Tighten spark plugs using special tool spark plug wrench 3122 B. → Tightening torque: 20 Nm (15 ft lbs.)  → Fig 2
   Fig 2: Tightening Spark Plugs Using Spark Plug Wrench

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.