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Iyaoyas

10+ Year Contributor
35
2
Oct 25, 2011
Brawley, California
I really could use some advice on this build. We are building a engine for my friends 99 GS. So far we have a 2.2 stroker bottom end with 10.5 to 1 pistons, we just ordered the DSM Graveyards stage 1 head, stage 1 porting, 272 cams, msd ignition box, AEM cam gears, Cold air intake. We know that we need to do exhaust. My question is more what will we need to do with the fuel system to make it work good. IE: bigger injectors(how big) or the stock ones will work. What type of controller should we run? Thank you for all the help in advance.
 
What turbo, boost, engine management and fuel are you gonna run?

I assume large turbo, high boost, ECMlink & E-85...

Get BlueMax1750s and don't look back. I am maxing out my 950s with 60% E-85 and 54lb/min airflow. 100% E-85 and I would need 1250s minimum, but would have no headroom.

I like Aeromotive's AFPR kit from extremepsi.com.

Get one of the new Walbro 400 or 450. I have a 255, but 80 psi is the max and I am maxxed out with 44 base FP + 35 boost.
 
Last edited by a moderator:
It is a GS (420a) non-turbo. He wants to run a all motor car no turbo, no nitrous, he might run water/meth but not anytime soon.
 
livedsm4g63 thank you for telling me what you would run but that isnt what i was asking. I would like help picking what kind of fuel controller, injectors, fuel pump... for everyone else that might have some usefull info please let me know. Thank you
 
Try to run it without fuel upgrades, they probably aren't needed. So how much did that non turbo build cost to make a car not much faster than stock?
 
livedsm4g63 thank you for telling me what you would run but that isnt what i was asking. I would like help picking what kind of fuel controller, injectors, fuel pump... for everyone else that might have some usefull info please let me know. Thank you

Useful information:
You more then likely won't need any of that because your not going to see big gains by only going with a 10.5:1 compression ratio and no turbo. But to each there own. I feel like I should warn you that not much will come from it but I'll let you figure that out on your own. Do more research before you start flinging money around.
 
It's sad that some people just cant answer your question. In any case you could just get a walbro -190-255 fuel pump and 330cc injectors for ease of mind, although they might not be really needed. You could also look at these profiles for future upgrade paths:
DSM Forums - View Profile: Fotowntalon

DSM Forums - View Profile: bullettdsm

Although this is for turbo some of the information is still useful:
http://www.dsmtuners.com/forums/420a-turbo-conversion/366603-end-all-parts-list-go-turbo.html

Oh and your friend probably should have gone with higher compression if he wanted to maximize his n/a build. In any case good luck with everything
 
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