Ford Mustang (1999-2004) Service Manual: Rocker Arm

Removal

CAUTION: If removing more than one rocker arm (6564), mark the components removed for correct location.

1. Remove the valve covers. For additional information, refer to Valve Cover-LH and Valve Cover RH in this section.

2. Remove the rocker arm assembly.

  • Remove the bolt.

Rocker Arm

Installation

1. Install the rocker arms, tighten the bolts in two stages.

  • Stage 1: tighten to 5 Nm (44-lb-in).
  • Stage 2: tighten to 35 Nm (26 lb-ft).

2. Install the valve covers. For additional information, refer to Valve Cover-LH and Valve Cover RH in this section.

    Installation
    1. CAUTION: In order to prevent foreign material from contaminating the engine block or the engine front cover it is necessary to seal the coolant and oil passages of both components. Failure to ...

    Push Rod
    Removal CAUTION: Mark the components removed for correct location. 1. Remove the rocker arms (6564). For additional information, refer to Rocker Arm in this section. 2. Remove the push rods (656 ...

    Other materials:

    Spark Plug - Inspection
    1. Inspect the spark plug for a bridged gap. Check for deposit build-up closing the gap between the electrodes. Deposits are caused by oil or carbon fouling. Clean the spark plug. 2. Check for oil fouling. Check for wet, black deposits on th ...

    Electronic Engine Controls (Description and Operation)
    The electronic engine controls consist of the following: powertrain control module (PCM) throttle position (TP) sensor idle air control (IAC) valve engine coolant temperature (ECT) sensor cylinder head temperature sensor camshaft position ...

    Inspection and Verification
    1. Road test. Verify the customer's concern by performing a road test on a smooth road. 2. Inspect tires. Check the tire pressure with all normal loads in the vehicle and the tires cold. For additional information, refer to the vehicle certification ...