Rich Kinsley '64 Dodge Polara 4dr 318poly w/goodies For the following Autolite plugs the info on the chart is: Plug Dia Reach Hex Heat Resistor Core seat 75 14mm 3/8" 13/16" C7 Non-res copper gasket 85 " " " D7 Res " " AP85 " " " E7 " Plat-copper " 86 " " " D7 " copper " AP86 " " " E7 " Plat-copper " These are the ones I found that I thought would be useable due to the reach. I think I really want the 75's ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html.