[DeTomaso] Great fuel injection setup!

[Asa Jay Laughton]

So the question I have, is if he's got more of the intake pieces, or a 
manufacturer for them.  Seems to me to be a great three piece setup that 
anybody could use.

Asa Jay

Asa Jay Laughton, MSgt, USAFR, Retired

& Shelley Marie
Spokane, WA

1973 Pantera L 5533
[ASASCAT]
    
******************************     
http://www.asajay.com
http://www.351c.info
  



MikeLDrew at aol.com wrote:
> Hi guys,
>
> I got the following e-mail from Stefan Jelvin in Sweden.   He also sent me a 
> bunch of photos of both his old and new fuel injection setups; they can be 
> found at http://members.aol.com/mikeldrew/StefanJelvinFuelInjection.zip
>
> Stefan wrote:
>
> If I can/will tell you more about it... Of course!! I love talking about the 
> set-up and the tuning :-)
>   
>  I originally had a set-up with 4 45mm throttle bodies, manufactured by a guy 
> here in Sweden. They were quite rough and sort of simplistic, since he built 
> them mainly for rally-cross cars. I designed the intake myself, to fit 
> IDF-type throttle bodies (smaller and shorter) than the more common IDA-type throttle 
> bodies.
> I completed the installation in 2000, using a Haltech management system for 
> fuel only. I kept my old Mallory Unilite for ignition.
>  The old set-up, pictures OLD1-4
>   
>  Then, during 2004/5 I thought I needed a better fuel supply system and 
> regulator... I didn't fully trust the Mallory stuff I bought in 1999. So I bought a 
> Carter high-volume, low-presure pump to get the fuel to a huge billet filter, 
> acting as a "depot" for the high-presure pump from Walbro.
>  After some thinking and a lot of testing I came up with an arrangement that 
> made it possible to fit all pumps, filters etc on firewall, right next to the 
> gas tank. Including the regulator from Aeromotive.
>  New fuel arrangement, pictures FUEL1-3
>   
>  After putting a very nice fuel system in place I realized that I of course 
> had to upgrade the throttle bodies as well :-)
>  That's when I found Jenvey http://www.jenvey.co.uk/  And planning ahead, I 
> purchased slightly larger throttle bodies, 48mm. Small enough to get a 
> good/high velocity, but still big enough to deliver 80 bhp per bore. I ordered the 
> nice looking pieces and ported my intake to 48mm.  
>  Jenvey TB and porting, pictures NEW1-9 (Check out the pico injectors!)
>   
>  And while I was at it I changed the management system to Megasquirt, a DIY 
> open source project with lots of dedicated people developing and trying it out 
> http://www.megamanual.com/ms2/
>  To make it even a little bit more challenging I decided to let Megasquirt 
> control the ingition as well. So I got rid of my distributor and fitted Ford 
> EDIS, a distributor less wasted-spark system.
>  That was a major improvement in spark delivery...
>  Crank trigger etc for EDIS, pictures EDIS1-5
>   
>  I also have a wide-band oxygen sensor hooked up to the Megasquirt, to do 
> closed loop adjustments to injection times during steady-sate, as well as logging 
> transient conditions during for example acceleration.
>   
>  There is an almost indefinate number of parameters to tweak! Very 
> entertaining :-)
>  Best of all, the crisp throttle response and completely stable idle from the 
> first second after the engine starts!!
>   
>  Now that I have all these fancy gadgets, my 12 years old engine does not 
> feel right... But thre is nothing wrong with it. It's still a strong engine.
>  I have been checking out this project:
>  http://www.network54.com/Forum/119419/thread/1179950031/Casting+shaken+out.
>   
>  And I am seriously considering letting:
>  http://www.tliracing.com/
>  or:
>  http://www.strokerengine.com
>  build an all aluminium 408C for me.
>   
>  Any thoughts??
>   
>  Best Regards,
>  /Stefan
>   
>  PS. I re-sized and compressed the pics in order not to choke your mailbox. 
> Hope they turned out OK.... DS
>
> ====
>
> Stefan's e-mail is stefan.jelvin at telia.com.
>
> Cheers!
>
> Mike
>
>
>
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