ewwwwww! vetteboy, pass on the 2400 stall, you're wasting money. go with the 3600 purple one, it will still engage at about 2200 rpm unless you really stomp on it. trust me on this one, i run a stroked 383, punched/decked bottom, ported/polished LT-4 top end, BBK throttle body, fully open...