Acura (Honda) Workshop Service and Repair Manuals

Valve Seat: Specifications

Intake Valve Stem Installed Height:

Standard (New):  .......................................................................................................................................  46.75 - 47.55 mm (1.841 - 1.872 inch)
Service Limit:  ...................................................................................................................................................................  47.80 mm (1.921 inch)

Exhaust Valve Stem Installed Height:

Standard (New):  .......................................................................................................................................  46.68 - 47.48 mm (1.838 - 1.869 inch)
Service Limit:  ...................................................................................................................................................................  47.73 mm (1.879 inch)

Valve Seat Width:

Standard (New):  ...........................................................................................................................................  1.25 - 1.55 mm (0.049 - 0.061 inch)
Service Limit:  .....................................................................................................................................................................  2.00 mm (0.079 inch)