A-6506-HD-Q8

This is a set of 8 valve seat rings

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 inserts were not originally included in the Model-A

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