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EFI for the 6


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Hi all,

 

After reading the topic on emmissions and how to get better mpg,can i ask the question:

 

Is there a kit out there to fit EFI to the 6 ?

 

Do we have an idea of parts required and the costing involved?

 

I look forward to the replies

 

thanks

Tony

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Revington will fit one if you remortgage

EFIconversions.co.uk more reasonable

and others

 

For DIY

Loads on the forums (this one, the Triumph 2000/2,5PI and Sideways Triumph)

megasquirt using the Ford EDIS system seems cheapest

Many others exist (Emerald etc)

 

David

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A full EFI kit will run you about six grand.

DIY can be done much cheaper my conversion cost me £750 back in 2002 and that was using an off the shelf ECU tho it would cost more now. I run a DTA ECU on modified PI throttle bodies.

Buy an ECU Megasquirt or other brand and find a friendly scrapyard.

Edited by gt6s
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A full EFI kit will run you about six grand.

DIY can be done much cheaper my conversion cost me £750 back in 2002 and that was using an off the shelf ECU tho it would cost more now. I run a DTA ECU on modified PI throttle bodies.

Buy an ECU Megasquirt or other brand and find a friendly scrapyard.

 

 

Good advice, my EFI system cost me approx. $600 AUD using the Megasquirt and Ford Eidis system.

 

Cheers

 

Tony

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Good advice, my EFI system cost me approx. $600 AUD using the Megasquirt and Ford Eidis system.

 

Cheers

 

Tony

 

No doubt a Megasquirt conversion can be done very cheaply. A mate of mine did Megasquirt on a Spitfire his got expensive because he used a pair of Weber Alpha throttle bodies have to say a lovely job too, thats where those of us with PI sixes have the advantage, free throttle bodies. The most common method of doing EFI on the Triumph six these days is to remove the spindles and butterflies useing the bodies just to hold the injectors as manifolds with a single throttle body mounted on the end of the Triumph plenum. An idea I posted on a Triumph forum (triumphowners.com) donkeys years ago.

 

Laurence

Edited by gt6s
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Hi

I converted my six to EFI in 1996, using doner spares, from a 3 ltr Senator, they were a lot more plentiful 15 years ago. I have kept my throttle bodies. Although I agree that a single butterfly may be better, it subjects parts that were never designed to work under vacuum, to some quite low pressures.

 

Mike G

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I haven,t done it yet but i got a vauxhall senator 3.0 and took the efi of that with the ecu etc but it will need some engineering to do it iv,e been told,

nick

 

 

You really need to be able to plug the ECU into your laptop (assuming you can get software that supports that ECU), to be able to program and adjust the maps. Although you could probably use the ancilliary parts...inlet manifold, fuel pump etc, you would be far better off using a Megasquirt or an Emerald system or the like. There's heaps of support for these.

 

Edit: I see that Mike posted while I was writing, that he also used a Senator ECU. He could perhaps guide you there Nick.

 

Cheers

 

Tony

Edited by Tony Millward
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I haven,t done it yet but i got a vauxhall senator 3.0 and took the efi of that with the ecu etc but it will need some engineering to do it iv,e been told,

nick

 

Do'nt know that the ECU will be compatable with the Triumph engine you really need a mapable ECU such as Emerald, DTA or Megasquirt. You should be able to use some of the components such as the single throttle body injectors and sensors etc.

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Hi Tony

 

I didn't say I used the ECU from the Senator, my ECU was mapped for the six. Unfortunately programmable ones such as Mega squirt were not around 15 years ago. If I were doing it to day I am sure that would be the way I would go.

 

Mike G

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My mistake Mike .... :P:lol:

 

Nick, It's also worth noting that you can buy the Megasquirt system already assembled, you don't have to an electronics engineer to assemble them. I mention this because some folk aren't aware of this.

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Here are a couple I did earlier:

 

Vitesse Mk2 engine done in 2004 using a home-made tubular inlet manifold and Megasquirt. Also distributorless ignition courtesy of Ford EDIS-6 hardware. Must have done around 30k with it now. Makes 120ish bhp from an internally standard MK2 2L engine and up to 42mpg if I'm really nice to to it (rare!). Managed just under 33mpg average on the recent CT 10 Countries run in spite of a right royal thrashing in the Alps....

 

http://www.tengaston.plus.com/Megasquirt1.htm

 

2.5 PI saloon done earlier this year.

 

PIe006.jpg

 

This uses lightly modified PI TBs with the butterflies removed and a new single TB on the end of the plenum. Also uses Megasquirt and EDIS-6. Still messing about with the mapping, but it drives nicely and is managing low to mid 30s mpg - maybe a little more to come. A standard PI engine in this with something of an oil problem...... No idea on power - similar to original PI I should think - certainly goes alright!

 

Nick

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Hi TonyL,

Harry Dent has put an Emerald system in his TR5. I'm sure a PM in his direction would produce some good info.

 

Roger

 

Yes I have been running my EFI for around eight months now including a engine rebuild due to a **** cam.I have been overjoyed in how it performs and the increase in MPG

from 22mpg to 35-36 mpg.I have a issue with the cam at the moment(lack of power after 3500 rpm) and am in discussion with the manufacturer to resolve the issue.I have full back up using Emeralds ECU and the company is so good at what they do and the knowledge is fantastic!. I used parts mainly from modern fords and a single throttle body from an MG!. It is mainly a home brew effort with the help of Tony in Australia,Mkpi and others who I can not remember(sorry) It cost me around £2,200 including a full rolling road at Emeralds.I should write an artical but I am a more on hands guy than a writer.I have kept all the original stuff which will remain with the car.

Regards Harry TR5 Nutter

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I have been speaking to my work mate who had done the machining work for me and I could look into the possibility of producing a kit using the original throttle bodies and air plenum with a single body throttle body.Not sure of the interest though as it is certainly cheaper doing it your self than buying the commercial kit, although they have done a huge development program on it.

If I can do it, anyone can and it started up on the first turn of the key.Bloody amazing! The Emerald ECU and the support that goes with it is brilliant.Dave Walker is (Emerald) the guru on all this stuff and wrote the book on it(sadly now out of print).I was at Duxford

October TSCC all Triumph day and a TR6 owner was asking me about my Efi and I have mislaid his contact details and others who have expressed the same, so sorry to you all about that.

Regards Harry TR5 Nutter

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Thanks for the replies - sounds do able!

 

Parts required -

 

Megasqirt ECU

Software to program the mapping

Injectors

Crank trigger

Single throttle body for plenum

Ignition - not too sure - can i use existing system?

Fuel pressure control - not too sure - pressure regulator dumping excess back to tank - what pressure?

Wiring - not too sure?

 

Have i missed anything?

 

Thanks again for all the input

 

Tony

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Thanks for the replies - sounds do able!

 

Parts required -

 

Megasqirt ECU

Software to program the mapping

Injectors

Crank trigger

Single throttle body for plenum

Ignition - not too sure - can i use existing system?

Fuel pressure control - not too sure - pressure regulator dumping excess back to tank - what pressure?

Wiring - not too sure?

 

Have i missed anything?

 

Thanks again for all the input

 

Tony

 

Software will come with the ECU you buy or downloadable off the net. If you are going EFI use the 3D mapped ignition this is well worth doing in its own right.

Fuel regulator is best taken from the same car you rob the injectors from pressure will be 35-45 PSI.

You will also need to make or have made a fuel rail to suit the injector spaceing.

 

I would advise you before you start anything get reading up on EFI. If you can get hold of a copy of Dave Walkers book on the subject or there is more reading than your brain can handle on Megasquirts web site.

Edited by gt6s
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Hi harry its nick we spoke at little gransden ,please let me know if you do go ahead with the work .

ps did you sell your a class?

 

Hi Nic,

Yes I sold my A class and now a Volvo V50 Drive E owner with all the toys.Just love it!.

If you pm me I can copy all I have on the parts list or maybe make up a kit.Would have to work out what this would entail and cost of course.Emerald does a kit using Jenvey throttle bodies and nearly all that you want.Not sure of the price though.

Regards Harry TR5 Nutter

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Hi Tony I have a full EFI kit fitted to my 6. Emerald ECU, coil pack, single throttle body, purpose built inlet manifold, crank mounted timing trigger etc. With a fast road cam I get 170bhp and 30-35 mpg. The kit was designed and made by our club member Chris Steele. I think the cost would be about £3500 You can contact him on 01202 885466 (Dorset) Regards Brian King

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Parts required -

 

Megasqirt ECU http://www.diyautotune.com/catalog/megasquirtii-engine-management-system-wpcb3-assembled-unit-p-65.html (fully assembled)

 

Software to program the mapping http://www.megamanual.com/files/software/MegaTune225p3_setup.exe

 

Injectors Ford donor car

 

Crank trigger http://www.diyautotune.com

 

Single throttle body for plenum Ford (with throttle position sensor fitted)

 

Ignition - not too sure - can i use existing system? Ford Eidis module. Interfaces with Megasquirt

 

Fuel pressure control - not too sure - pressure regulator dumping excess back to tank - what pressure? http://www.ebay.com.au/itm/RISING-RATE-FUEL-PRESSURE-REGULATOR-KIT-ADJUSTABLE-/180464897392?pt=AU_Car_Parts_Accessories&hash=item2a048bcd70

 

Wiring - not too sure? Ford donor car

 

Pickup sensor Either Ford donor car or http://www.diyautotune.com/catalog/hall-effect-crankshaft-position-sensor-p-479.html

 

Cold start solenoid Ford

 

Inlet Air temp sensor http://www.diyautotune.com/catalog/gm-open-element-iat-sensor-with-connector-p-116.html

 

 

Have i missed anything?

 

Crank trigger wheel 36 teeth with one missing http://www.diyautotune.com/catalog/trigger-wheels-c-48.html

 

Highly recommend Megasquirt Relay board http://www.diyautotune.com/catalog/megasquirt-relay-board-assembled-unit-p-32.html

 

Connector http://www.diyautotune.com/catalog/1239-megasquirt-wiring-harness-ms1-ms2-ms3-ready-p-43.html

 

Fuel Rail http://www.efihardware.com/products/1637/fuel-rail-extrusion-400mm-long-4cyl

 

Fuel Pump http://www.ebay.com....=item415e5b12a8

 

You can obtain most of the parts if you desire from: http://www.diyautotune.com

 

If you need more info, just post and one of us will help.

 

 

Cheers

 

Tony

Edited by Tony Millward
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Harry

 

I also have a emerald ECU and had it with Dave on his rolling road, as you say top man as far as tuning, I have got the EFI Conversion kit on my CP TR6 runs well but have had problems with slow speed keeps snatching Dave said it is down to the cam shaft overlap and the single throttle body, thinking of changing the camshaft this winter but not sure which one to use, I did have a spider fly wheel on it when I had it on the rolling road but it caused more problems at low speeds so back to standard.

 

Regards

 

Keith

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  • 3 years later...

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