A-6506-HD-Q1

This is a valve seat ring

Dimensions 1.629" outside diameter, 1.373" inside diameter, 0.216" thickness

The block must be edited to accommodate them

After installing the seat, the top surface must be flattened and the seats milled to 45 degrees

Notice :

These valve seat rings were not originally included in the Model-A (you need 8 pieces)

Our tip:

These seat rings are a good repair option if your valves are too low

or you want to convert your engine to lead-free fuel