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Home >> Mitsubishi >> 2003 >> Lancer ES, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Overhaul - Evolution) >> Cylinder Head And Valves >> Inspection >> Valve Spring

Valve Spring

WARNING: This page is about a different variant/trim than selected.
  1. Measure the valve spring free height. If the measurement is less than specified, replace spring.
    1. Standard value: 50.4 mm (1.98 inches) 
    2. Limit: 49.4 mm (1.94 inches) 
  2. Measure the squareness of the spring. If the measurement is less than specified, replace the spring.
    1. Standard value: 2° or less 
    2. Limit: 4° 
    Fig 1: Measuring Valve Spring Free Height
    G01852298Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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