Autolite 2974 was mentioned here. Cutting to slightly shorten the spark plug wire boots may be required as it is a "shorty" plug. Thanks, Gary H. -----Original Message----- >I was wondering what the proper plug would be for a 413 with aluminum >heads and 2-600 cfm Edelbrock carbs. This is bored out and will be >higher performace... Up to 475 horse. Any help would be greatly >appreciated. > >Thanks a ton in advance! >Layne G >64 Polara 500 ---- 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.