a smart quote
"Ball and spring boost controllers are installed in the boost line running to the bottom of the gate. They control boost by interupting the path to the gate until a certain pressure is met. The top of the gate is left open.
Regulator type boost controllers are connected to...
The standard turbonetics MBC is a pretty reliable unit. Ive used it in the past with no spiking issues. Sounds like bad luck with the billet unit.
If you are thinking electronic I'd go with the AEM TRU Boost unit. Best bang for you buck under $250
I wouldnt worry about it hurting the turbocharger as its well after it, what I would worry about it is falling apart and your engine sucking in small parts.
Tial blow off valves are a very high well designed and would be a better alternative then that unit.
If you want a cheap alternative use...
it does look like a HKS/knock off SSQV blow off valve modified with a bellmouth.
I would test it to make sure its working properly before you buy more parts to adapt it on your car. If its a knock off theres a good chance it leaks or doesnt work after a short amount of time.
YouTube - SinisterDD Grand National idle
and YouTube - Grand National in car idle video
When the weather gets nicer, I'll upload one testing the trans brake:cool:
Motor has head studs and quality gaskets, motor has seen boost in the high teens with no issues. We tend to play with 3800 SII and SIII motors daily so it shouldn't be a huge leap to the 3.8
Thanks for the warm welcome guys
Hey guys just thought I would say hello, My name is Robert. About a month ago a slightly mod'd 86 GN made its way into the family. We will be making it into quite the beast for this upcoming race season while keeping it some what of a street car. From the first day it came home, we have been...