acura Workshop Repair Guides

Acura (Honda) Workshop Service and Repair Manuals

Valve Guide|Specifications|Page 2470 > < Rocker Arm Assembly|Removal|Page 2466
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Valve Guide: Specifications

Guide-to-Stem Clearance (Wobble Method)

Intake Valve:

Standard (New) ...................................................................................................................................................  0.04 - 0.09 mm (0.002 - 0.004 inch)
Service Limit .............................................................................................................................................................................  0.16 mm (0.006 inch)

Exhaust Valve:

Standard (New) ...................................................................................................................................................  0.11 - 0.16 mm (0.004 - 0.006 inch)
Service Limit .............................................................................................................................................................................  0.24 mm (0.009 inch)

Guide-to-Stem Clearance (Valve Guide I.D. minus Valve Stem O.D. Method)

Intake Valve:

Standard (New) ...........................................................................................................................................  0.020 - 0.045 mm (0.0008 - 0.0018 inch)
Service Limit .............................................................................................................................................................................  0.08 mm (0.003 inch)

Exhaust Valve:

Standard(New) ............................................................................................................................................  0.055 - 0.080 mm (0.0022 - 0.0031 inch)
Service Limit .............................................................................................................................................................................  0.12 mm (0.005 inch)

Valve Guide Installed Height:

Intake .....................................................................................................................................................................  21.20 - 22.20 mm (0.835 - 0.874 inch)
Exhaust ..................................................................................................................................................................  20.63 - 21.63 mm (0.812 - 0.852 inch)

Valve Guide|Specifications|Page 2470 > < Rocker Arm Assembly|Removal|Page 2466