LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2007 >> Focus ST >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine >> In-Vehicle Servicing >> Valve Seals >> Installation
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Valve Seals: Installation

  1. Install the valve stem seal installation sleeve.
    2. Fig 1: Identifying Valve Stem Seal Installation Sleeve
    GF0008947Courtesy of FORD MOTOR CO.
  2. Using the special tool, install the valve seal.
    3. Fig 2: Identifying Special Tool (303-470)
    GF0008948Courtesy of FORD MOTOR CO.
    NOTE: Check the seating of the valve collet.
  3. Using the special tools, install the valve spring.
    • Insert the valve spring and the valve spring retainer.
    • Compress the valve spring and install the valve collet using some grease and a small screwdriver.
    4. Fig 3: Identifying Special Tools (303-300, 303-350, 303-472)
    G03897813Courtesy of FORD MOTOR CO.
  4. Disconnect the compressed air supply.
  5. Repeat the appropriate removal and installation steps for all of the other cylinders.
  6. Install the spark plugs. For additional information, refer to ENGINE IGNITION - 2.0L AND 2.3L article.
  7. Coat the valve tappets with clean engine oil and insert them.
  8. Install the camshafts. For additional information, refer to Camshafts .
scientia non olet · About LEMON Manuals