Originally Posted by 1slow370

for a scavenge pump RB racing makes a great bronze gear pump designed for oil system use. The pumps are so over built you could use them as a seperate supply pump at 3 GPM at 30psi. the also have the supply line restrictors, backflow valves, and hell in line turbo oil filters if you wnat to run those too. remember a ball bearing turbo likes 30psi of oil pressure journal bearings a bit more. Don't skimp on the oiling like sts did or you'll be doing what i am right now, trying to improve it so the seals don't bypass oil at low throttle. Rear mounts are hard on ring seals, if your turbo has carbon seals you won't have as much of a problem.