[Gmecm] Reasonable configuration?

[Joe Simmons]

Try a Fiero, Celebrity, Beretta/Corsica, Camaro.....a lot of the 2.8's had 
what you want.......MUCH simpler to do what you want.

Joe S


----- Original Message ----- 
From: "Eddie Sheffield" <eddie_sheffield at yahoo.com>
To: <gmecm at diy-efi.org>
Sent: Tuesday, October 11, 2005 9:48 PM
Subject: Re: [Gmecm] Reasonable configuration?


> Oops! My bad. I didn't mean MPFI. The 3.4L donor had SFI, which uses a
> cam position sensor. I assume the need to "drive" this sensor is why
> everything I've read said you're limited to the stock cam in this
> configuration.
>
> If there is a relatively cheap way to do MPFI on a 60 degree V6, I'd
> like to know more about it. The stalker kit I'm building is designed
> around that family of engines and uses lots of S-10 donor parts. No V8
> support, though I think I read that the designer is working on it.
>
> --- Joe Simmons <birdfarm at direcway.com> wrote:
>
>> Whoa!!!!!!!   Back up!  The MPFI (with it's mass air sensor) allows a
>> LOT
>> more forgiving cam grind / head work / exhaust work (especially cam
>> grind!)
>> than a speed density TBI setup.  Granted, the TBI is simpler, but
>> anything
>> that reduces the idle/cruise vacuum constitutes a major tuning
>> challenge.......wanna buy my V8'd S10????   BTDT in regard to
>> cam/head combo
>> changes...it's NOT fun!
>>
>> TBI is quite dependent on the output from the MAP sensor, and lowered
>> idle
>> vacuum causes the ECM to think the engine is under load.
>>
>> I'm sure there's a LOT of support for the MPFI......
>>
>> Joe S
>> ----- Original Message ----- 
>> From: "Eddie Sheffield" <eddie_sheffield at yahoo.com>
>> <snip!>
>>
>>
>>  I don't want to keep the stock MPFI from the Camaro since it
>> > doesn't seem to really allow much in the way of performance swaps
>> (esp.
>> > cams) and tuning.
>> > Thanks!
>> >
>> > Eddie
>>
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>
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>
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