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Hitchhikkr 12-04-2008 05:46 PM

Re: Turbo 4AGE
 
The AEM and MAPECU are the best ways to go, but you dont seem like your reaching for 400+hp like Conceptz is, you can get away with megasquirt without fail.


TurboGuy 12-04-2008 07:56 PM

Re: Turbo 4AGE
 

Originally Posted by liam75

Well originally this was going to be a $500 joke, then i thought id attempt to do it right on absolutely zero budget. What im trying to say is i spent everything on the kit, now i have my car apart and want to go out to an event on the 14th of December.
As you can see im an idiot to think i could even get the car to fire up let alone make boost without having something go boom.
I came on this site because i was told people here knew there stuff and im sure as hell glad i did. After reading through the 20v silvertop thread quickly i will now be doing it properly even if it takes me, well forever. You definitely sound like you have some experience to back up your facts.
My original plan was to back the timing way off and go from there, hope the stock fuel system could feed the engine enough fuel without flooding at idle and pray that all the stock internals would not melt. I had nothing but crazy ideas in my head and like normal i started ripping and tearing everything apart before i had a clue what was going on.

You could assemble it and remove the wstegate spring and just run no boost for now. Nothing like trying to make a deadline.

liam75 12-04-2008 08:48 PM

Re: Turbo 4AGE
 
Ya HP numbers arent in my goals list, a reliable DAILY driver that i can take out to the track is. I have a 1990 Dodge Dakota which is my reliable vehicle, but i still think if you wouldnt drive it daily its not reliable enough to be on the track. Kinda weird i guess, but it makes sense to me. Hell my biggest goal is for the thing to run and drive under its own power when i done haha.
As for removing the wastegate spring, ill see if i can even get the car done for the 14th. On tuesday i woke up with a real nice fever and headache. Its getting better, but im not sure if ill be good to go for the weekend.

Thanks again to everyone whos put in their two cents, i appreciate it.

TurboGuy 12-04-2008 09:36 PM

Re: Turbo 4AGE
 
Reliability is relative. I used to work on APBA Offshore Race Boats and some of our engines had a service life of 12 hours. Our Stock Race engines had to be freshened up after 50. My Wife's car is a weekend warrior and built for the track. Then there are what you call Purpose Built cars, Those see little or NO street time, some get towed to and from the lane at the track. on those cars, the only reliability they need is one pass at a time.

Hitchhikkr 12-05-2008 10:23 AM

Re: Turbo 4AGE
 

Originally Posted by Conceptz-X
You could assemble it and remove the wstegate spring and just run no boost for now. Nothing like trying to make a deadline.

Sounds like a good idea on paper, but an unloaded, free-spinning turbo is a dead turbo. It wont last long.

TurboGuy 12-05-2008 08:52 PM

Re: Turbo 4AGE
 
Ok, I learned something today, I figured you could let the exhaust gas bypass the turbine, as long as the intake was plumbed in. What happens exactly? Carbon buildup or something?

liam75 12-07-2008 06:06 AM

Re: Turbo 4AGE
 
4 Attachment(s)
I got a little more done yesterday and today. Took a few pictures with everything mocked up again, this is roughly what it will look like with everything done. As it sits right now i have no fitment issues with everything in place, so ill start actually putting things together once I get the manifold surface smooth.
Now before anyone says anything about where the wastegate is i know i may have boost creep issues. I made the extension because i thought i was going to have fitment issues, so if i do run into a problem ill change it. That and no one explained boost creep too me until I showed them the manifold.
Ohh and thanks to Gold DA9 for telling me about moving the housing. Saved me a bunch of work, with it pointed roughly down its going to make pipe routing so much easier.

Attachment 12096

Attachment 12097

Attachment 12098

Attachment 12099








TurboGuy 12-07-2008 06:43 PM

Re: Turbo 4AGE
 
I have a high flow AFM on ebay right now that will help you a little.

is that a dual cone filter? I had one where the center chrome disc came loose and jammed up in the throttle body. Scared the piss out of me when it stuck the throttle open going down a long steep hill with the engine revving at 4500


Any bets on how long his turbo lives?

liam75 12-07-2008 07:22 PM

Re: Turbo 4AGE
 
Haha that air filter came with the car and ive cleaned it waaayy to many times. I HATE buying ---- off the internet and cant get proper filter in town, so ive been running it for now. Not sure if its a dual cone filter, but ive had no issues with it.
As for my turbo, im going to say 1000km. I honestly dont know turbos and have no clue what is right for my application. Right now i just want to get it done so i can see how this is going to work. I have a buddy with a full megasquirt setup i may be getting for one hell of a good deal. If that goes as planned ill use this turbo for a bit then source a better one. I figured since im running low boost the turbo shouldnt have to work that hard and give me no issues long enough to sort the bugs out. Let me know if that statement is wrong and if anyone has suggestions on another turbo for a low boost application with a t3/t4 flange let me know.

TurboGuy 12-07-2008 07:41 PM

Re: Turbo 4AGE
 
Thats why I buy with a credit card, so not only can I ---- the world when I dont pay, but I can dispute ---- when its not right and I cant get the seller to make good on it


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