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Home >> Honda >> 2021 >> Civic EX-L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control / Engine Mechanical - Service, Testing & Troubleshooting >> Inspection >> Valve Inspection (K20C2) >> Inspection
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Valve Inspection (K20C2): Inspection

  1. Valve - Remove
  2. Valve - Inspect

    1. Measure the valve in these areas.

    Intake Valve Dimensions 
    A Standard (New):  34.85-35.15 mm (1.3720-1.3839 in) 
    B Standard (New):  116.95-117.55 mm (4.6043-4.6279 in) 
    C Standard (New):  5.475-5.490 mm (0.21555-0.21614 in) 
    C Service Limit:  5.445 mm (0.21437 in) 
    Exhaust Valve Dimensions 
    A Standard (New):  28.85-29.15 mm (1.1358-1.1476 in) 
    B Standard (New):  114.40-115.00 mm (4.5039-4.5276 in) 
    C Standard (New):  5.445-5.460 mm (0.21437-0.21496 in) 
    C Service Limit:  5.435 mm (0.21398 in) 
    GHH406818Courtesy of HONDA, U.S.A., INC.
  3. All Removed Parts - Install
    1. Install the parts in the reverse order of removal.