mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Valve Seat|Testing and Inspection > < Valve Guide|Specifications|Page 3159
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Valve Seat: Specifications

Angle ...........................................................................................................................................................................................................................  44.75°

Face Width

Intake .................................................................................................................................................................................  1.1-1.4 mm (0.043-0.055 inch)
Exhaust ..............................................................................................................................................................................  1.4-1.7 mm (0.055-0.066 inch)

Runout, Maximum (T.I.R.) ..................................................................................................................................................................  0.04 mm (0.001 inch)

Valve Seat|Testing and Inspection > < Valve Guide|Specifications|Page 3159