Valve Springs: Removal

WARNING: This page is about a different variant/trim than selected.

Disconnect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .

CAUTION: Do not pull on the cable when removing the spark plug connector. If necessary remove the ignition coil plug to avoid bending the cable. Turn the spark plug connector slightly before removing to loosen the gasket.

CAUTION: Pull off the spark plug connector in a straight movement.

Fig 1: Removing Ignition Wires

Courtesy of FORD MOTOR CO.

Disconnect the ignition wires from the spark plugs.
- Remove the two ignition wire separators from the valve cover.

NOTE: If an original spark plug is reused, install it in the same cylinder from which it was removed. New spark plugs may be installed in any cylinder.

Fig 2: Removing Spark Plugs

Courtesy of FORD MOTOR CO.

Remove the spark plugs.
Remove the valve cover.

Fig 3: Removing Valve Cover
Courtesy of FORD MOTOR CO.
Remove the rocker arms.

Fig 4: Removing Rocker Arms
Courtesy of FORD MOTOR CO.

NOTE: Bring the affected piston to top dead center (TDC) to prevent the valves from falling into the cylinder if air pressure is interrupted.

Fig 5: Applying Air Pressure To Hold Valve Shut

Courtesy of FORD MOTOR CO.

Install an adaptor and apply 965 kPa of air pressure to hold the valve shut.

NOTE: Keep the components in order for reassembly.

Fig 6: Removing Valve Spring Retainer Key And Valve Spring

Courtesy of FORD MOTOR CO.

Using the special tool to compress the valve spring and remove the valve spring retainer key and the valve spring.