This is a magneto made by Cirello Magnetos in Costa, Mesa CA , back in the early '60s the guy that built is still around and is Tom Cirello doing Magnetos for drag cars, it has cool brass tag that has the Cirello logo on it and the cap is Vertex, plug wires are a little chewed up but the inside of the magneto looks brand new and shows very little wear, $450 plus shipping.