Do I need a 2 bar MAP sensor?
Thread Starter
Joined: Mar 2007
Posts: 1,698
Likes: 3
From: NE Pennsylvania
Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Do I need a 2 bar MAP sensor?
I just installed a procharger D1SC on my car. Will the factory map sensor still work or do I need to upgrade to a 2 bar MAP sensor? Just need to know before I go to get it dyno tuned. I plan on running around 10 or 12 lbs of boost. Thanks
Thread Starter
Joined: Mar 2007
Posts: 1,698
Likes: 3
From: NE Pennsylvania
Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Re: Do I need a 2 bar MAP sensor?
I am not using an fmu. Just getting my car tuned and using the 730 ecm.
Joined: Jul 2003
Posts: 10,532
Likes: 204
From: NYC / Jersey
Car: 1990 Trans Am GTA
Engine: Turbo 305 w/MS2
Transmission: 700R4
Re: Do I need a 2 bar MAP sensor?
Originally Posted by 85Iroc-Z
I am not using an fmu. Just getting my car tuned and using the 730 ecm.
Thread Starter
Joined: Mar 2007
Posts: 1,698
Likes: 3
From: NE Pennsylvania
Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Re: Do I need a 2 bar MAP sensor?
I am not doing the work myself. It is all being done by the guy who is dyno tuned the car. What should I tell him to do then?
Re: Do I need a 2 bar MAP sensor?
Best to run the $59 bin with either a 2 or 3-Bar MAP sensor, just set which sensor your going with and start tuning your fuel and spark tables through Tuner Pro
Joined: Sep 2003
Posts: 25,895
Likes: 429
From: Pittsburgh PA
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: MWC 9” 3.00
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Joined: Jul 2003
Posts: 10,532
Likes: 204
From: NYC / Jersey
Car: 1990 Trans Am GTA
Engine: Turbo 305 w/MS2
Transmission: 700R4
Re: Do I need a 2 bar MAP sensor?
Originally Posted by Ronny
Or run aftermarket ECU?????
Joined: Sep 2003
Posts: 25,895
Likes: 429
From: Pittsburgh PA
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: MWC 9” 3.00
Re: Do I need a 2 bar MAP sensor?
If using code $59 you gotta have some background in it to know about what needs changed to make it run in a v8 and alot of base file work to build a file before starting car and tuning it. Not exactly simple, takes a few hrs of reading the information and downloading all the files and building the base tune to load. Unless hes done this before then its not a simple plug and play process. If its a procharger kit and you have a good na tune then use the fmu from procharger
Thread Starter
Joined: Mar 2007
Posts: 1,698
Likes: 3
From: NE Pennsylvania
Car: 85 Iroc-Z
Engine: 383 TPI Procharger D1SC
Transmission: TKO600
Axle/Gears: Strange S60 3.73
Re: Do I need a 2 bar MAP sensor?
It is a procharger kit, but I didn't get the FMU. I only have a base tune done to the motor right now that was done by tunedperformance. Will I be able to get the car tuned with the blower and the factory 1 bar map sensor then?
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Joined: Jul 2000
Posts: 2,047
Likes: 2
From: Prince George, BC, Canada
Car: 89 GTA
Engine: 5.7L Supercharged
Transmission: T-56
Axle/Gears: Moser 9" 3.70
Re: Do I need a 2 bar MAP sensor?
Your not going to get that thing tuned with a one bar map sensor. The sensor would be maxed and it has no way of telling the difference between naturally aspirated air and 12 psi. So your fuel and spark needs would be totally out of wack. Now I haven't seen it yet but with a 2 bar map you might be able to half the tables, still if it was that easy it would have been done already. Code $59 is a little to complicated for a beginner and would recommend staying away from it. Think your best option is go with the EBL-P4 and learn to do things yourself, I'm sure you would get a lot of help from people on here.
Joined: Jul 2003
Posts: 10,532
Likes: 204
From: NYC / Jersey
Car: 1990 Trans Am GTA
Engine: Turbo 305 w/MS2
Transmission: 700R4
Re: Do I need a 2 bar MAP sensor?
Originally Posted by 85Iroc-Z
It is a procharger kit, but I didn't get the FMU.
http://www.vortechsuperchargers.com/page.php?id=30031
Originally Posted by 85Iroc-Z
I only have a base tune done to the motor right now that was done by tunedperformance...
Joined: Sep 2003
Posts: 25,895
Likes: 429
From: Pittsburgh PA
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: MWC 9” 3.00
Re: Do I need a 2 bar MAP sensor?
Well you can kinda bandaid it with pe enrich vs rpm. Blower is more linear with boost vs rpm so it could get you close enough but reallly isnt optimal.
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