Section 03-07A: Ignition, Distributor
1996 F-Series and Bronco with Gasoline Engines Workshop Manual
REMOVAL AND INSTALLATION

Spark Plugs

SPECIAL SERVICE TOOL(S) REQUIRED
DescriptionTool Number
Spark Plug Wire RemoverT74P-6666-A

Removal

  1. Remove air cleaner inlet tube assembly.

  1. Remove distributor to spark plug wire (12286) from spark plug (12405) using Spark Plug Wire Remover T74P-6666-A.

  1. Remove any dirt or foreign material from spark plug areas of cylinder head with compressed air. Remove spark plugs from cylinder block (6010) using appropriate socket, extension and socket wrench.

 

Installation

  1. Refer to the Spark Plug Inspection Chart in the Cleaning and Inspection portion of this section to determine spark plug condition. Replace spark plugs as required.

  1. Check and set the spark plug electrode gap to specifications using an appropriate gapping tool. Refer to the Vehicle Emission Control Information (VECI) decal located in the engine compartment.

  1. Install spark plugs into cylinder block. For V-8 engines, tighten to 9-20 Nm (7-15 lb-ft). For 4.9L engine, tighten to 20-27 Nm (15-20 lb-ft).

  1. Coat entire interior surface of ignition wire boot with Silicone Dielectric Compound (WA-10) D7AZ-19A331-A or equivalent meeting Ford specification ESE-M1C171-A. Install onto proper spark plug. Make sure spark plug wire boot is completely seated.

  1. Install air cleaner outlet tube and inside engine cover, if required.

  1. Start engine (6007) and check for proper operation.