[bbcmudtruck]

Decide on operating range first as well, as desired peak rpm. Then pick your heads and intake. Once you have the flow data on your heads, thats when you pick your cam. Optimal choice would be a hydraulic roller from chris straub. Once you have all of that figured out, then you dyno your motor to get the power curves. Next step is to weigh your truck and call a quality builder to custom build your stall converter with your intended driving needs. Its alot more expensive than just throwing parts together off of the shelf, but you will get exactly what you want the first time.