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Home >> Acura >> 2021 >> TLX Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Mechanical And Engine Control System - Service, Testing And Troubleshooting (2 Of 2) >> Removal, Installation & Inspection >> Valve Inspection (2.0L Engine) >> Inspection

Valve Inspection (2.0L Engine): Inspection

How to use this manual .

WARNING: 

Please carefully read "Precaution for Handling Sodium-Filled Valves" and follow the instructions as the exhaust valves contain metal sodium .

  1. Valve - Inspect

    Preconditions 

    GHH560919Courtesy of HONDA, U.S.A., INC.

    Procedure/Specifications 

    • Measure the valve in these areas.

    Specifications 

      Standard Value (New) Service Limit
    a Intake 34.85-35.15 mm (1.3720-1.3839 in) -
    Exhaust 28.85-29.15 mm (1.1358-1.1476 in) -
    b Intake 116.95-117.55 mm (4.6043-4.6279 in) -
    Exhaust 114.40-115.00 mm (4.5039-4.5276 in) -
    c Intake 5.475-5.490 mm (0.21555-0.21614 in) 5.455 mm (0.21476 in)
    Exhaust 5.465-5.475 mm (0.21516-0.21555 in) 5.440 mm (0.21417 in)

    Result 

    • If the measurement is not within specifications, replace the valve.