3200 lbs novaSS about 450 hp and 460ft lbs 4.11gear in the rear.its fine like it is but on the highway it sucks 3000rpm at 60mph 4000rpm at 80mph windin at 100 .dont know what stall 2500 or 3500 ? and runnin a higher gear is out ....higher gears whith a high stall takes forever to go unless i stomp it!!!!