C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Mini Ram owners...how do I convert to 'Speed/Density'?

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Old Mar 10, 2002 | 08:08 PM
  #1  
UDLUV12's Avatar
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From: Glen Burnie Md
Default Mini Ram owners...how do I convert to 'Speed/Density'?

I expect to order the Mini Ram II, and the Fuel Rail Kit this week.
Presently, I'm running the Mass Air Flow Sensor, but I was wondering what is involved to convert over to the Speed/Density system?
My mechanic is suggesting Speed/Density over the Mass Air Flow system.
Would you share your thoughts on the subject?
Thanks!!
John
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Old Mar 10, 2002 | 08:31 PM
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Default Re: Mini Ram owners...how do I convert to 'Speed/Density'? (UDLUV12)

To convert to SD, you should either buy an SD harness, or convert yours (or have it done - john Millican does this affordably http://www.lt1intake.com). Other than that, you'll need to obviously replace the ECM, and add a MAP sensor to the intake. You'll also need to either modify your knock sensor with a 10k resistor, or cough up $15 for a new knock sensor from a 90-91.

I think I covered everything.
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Old Mar 10, 2002 | 08:32 PM
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From: St. Paul MN
Default Re: Mini Ram owners...how do I convert to 'Speed/Density'? (UDLUV12)

Jim or Terry at http://www.tpis.com can help you with this one. They have the wiring harness that you need, as well as the map sensor. I think you need a different ecm. They can burn you a chip or you could find somebody else to do that. I thought about doing it to my car. Cost around $700-800 for everything I think.
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Old Mar 10, 2002 | 10:39 PM
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Default Re: Mini Ram owners...how do I convert to 'Speed/Density'? (UDLUV12)

this will help too
http://www.eecis.udel.edu/~davis/z28/
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Old Mar 10, 2002 | 10:53 PM
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Default Re: Mini Ram owners...how do I convert to 'Speed/Density'? (-=Jeff=-)

I think that guy did a great job of telling us about this conversion. Somebody should buy him a beer.
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Old Mar 10, 2002 | 11:26 PM
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Default Re: Mini Ram owners...how do I convert to 'Speed/Density'?

Just wanted to say good luck with the mini ram and the conversions and keep us posted how she runs.
:)


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Old Mar 11, 2002 | 01:28 AM
  #7  
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Default Re: Mini Ram owners...how do I convert to 'Speed/Density'? (UDLUV12)

If you want to maximize your new your new Mini Ram, maybe you should consider something like this: http://forums.corvetteforum.com/zerothread?id=235490. The Accel EFI unit I'm selling has just about everything you need to go with a speed density set up except an engine and a laptop. An EFI controller like mine offers the flexibility of making laptop computer adjustments. It also offers wider parameters of adjustments from a stock ECM. Obviously you don't have to buy the unit I'm selling, but maybe you should think about going aftermarket for an EFI controller. Food for thought.
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