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View Full Version : 440 jetting help



jimmy3fan
03-26-2007, 08:29 PM
hello, i need some help on jetting my ex. i just installed a 440 kit 12.5 piston with stage 2 hot, magnum cdi box and pro circuit t4 exhaust with air box lid on. i live in missouri. does anyone have this set up and if so what jetting should i use.