Flow Bench

Although flow benches are not the be all or end all of port modification they do serve as a good guide. And as I have a race car and the need to go faster so it seems that it may make a handy tool.

The three pics are of the flow measuring camber which is a tube with a restricting  orifice with tappings in the camber both sides of the orifice plate running to a manometer.

Building the air receiver now