i have a 3406c model in a 379 pete it dynoed 465 at the rear wheels at cat i was wondering if anybody has any pics and details on how to turn the pump up i would like to get it to 500 ive heard there were alot of diff ways to turn the fuel up also i would like to set the afc were the turbo comes in a little faster and i hear there is a way to change the pump were the max torque comes in at a lower rpm how is all this done also win my truck starts boosting real good it sounds like my air dryer is purging does the waste gate run threw it some way i claped the line off to the waste gate on the turbo but i still hear it is there a fix for this thanks for your time

 

sounds like your air to air or a rubber boot has a hole in it. go over to thedieselgarage.com and look around. the best cat man in the country ynot is on that forum