1993 Acura Integra GS-RFACTORY OEM SERVICE PROCEDURE

Engine Controls - Adjustments: Integra

  1. Cylinder head temperature must be less than 100°F (38°C). Remove valve cover, timing belt covers and distributor cap.
  2. Align pointer on timing belt lower cover with TDC (White mark). UP marks on both camshaft sprockets should be at top of cam gears. Distributor rotor should point to No. 1 spark plug wire on cap. Adjust valves on cylinder No. 1.
  3. Rotate crankshaft counterclockwise 180 degrees to bring No. 3 piston to TDC on compression stroke. Adjust valves on cylinder No. 3.
  4. Rotate crankshaft counterclockwise 180 degrees to bring No. 4 piston to TDC on compression stroke. Adjust valves on cylinder No. 4.
  5. Rotate crankshaft counterclockwise 180 degrees to bring No. 2 piston to TDC on compression stroke. Adjust valves on cylinder No. 2.
    VALVE CLEARANCE ADJUSTMENT - INTEGRA

    Application (1) In. (mm)
    1.7L
    Intake .0059-.0075 (.150-.190)
    Exhaust .0067-.0083 (.170-.210)
    1.8L
    Intake .0031-.0047 (.080-.120)
    Exhaust .0063-.0079 (.160-.200)
    (1) Adjust valves when engine is cold.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.