Does a MBC make noise? Ive boughten two diferent turbosmart ones. Have it mounted in the cabin, and can hear and feel them both whistle on the valve body. Recently just got a different turbo swap(super70tofwd 50 trim) and have troubles building boost. Initially thought it was the MBC so I bought...

ok ive had a few 2.2s 2.5s but i never really modded them. i got an 85 lebaron turbo and i wanna make it faster but still drivable it seems to run pretty good and the tranny is tight but dam its slow off the line. do these really have that much turbo lag? its like a full 15 seconds before the...

I have an MBC I picked up off of ebay I would like to sell for $20 shipped any where in the lower 48.

I'm doing a Garrett T1 conversion/ have been reading over the info on Donavan's garage web site. My compressor has no nipple., but there is a boss, on the housing. Should I drill/tap it for the nipple, if so what size? The nipple I'm talking about is for the manual boost control hose connection.

I haven't looked at the current g-valve setup my Z has came with, but I hate the g-valve and don't trust the PO's work. I've been doing some reading and I think I have my setup drawn out right: The arrows have labels saying "Arrow should be pointing towards the wastegate", so is my setup...

I'm wondering how exactly ECU controlled boost works. In all my previous turbo vehicles, boost is limited only by the wastegate spring. When manifold pressure surpasses the static force of the spring it is forced open and out goes the exhaust pressure. So a 14psi spring would allow 14lbs. of...

can someone please just answer my question please, with out telling me to read this or that. i made a MBC and now i have no adjustment it goes all the way to cutoff and that all iv adjusted the screw up down and everywhere inbetween and still goes to cut off some one said i may have the ball...

anyone got any idea how to make a manual boost controller for an 84 daytona 2.2 or know where i can find out how to make one or where i can buy one on the cheap