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-   911 / 930 Turbo & Super Charging Forum (http://forums.pelicanparts.com/911-930-turbo-super-charging-forum/)
-   -   Turbo Conversion on 3.0 SC Winter Project (http://forums.pelicanparts.com/911-930-turbo-super-charging-forum/711757-turbo-conversion-3-0-sc-winter-project.html)

quattrorunner 05-28-2013 02:01 PM

I believe the wire to take tach signal is the black purple one from the dizzy.

Uncle 05-28-2013 04:48 PM

I like this idea. Let us know if you find an "off the shelf" sump cover you can buy.

http://http://forums.pelicanparts.co...1369777774.jpg

gavinc69 05-29-2013 09:44 AM

Cheers quattrorunner, I'll check that out at the weekend and see if I can run the Tach directly from the dizzy :-)

gavinc69 05-29-2013 09:46 AM

Went to a Supercar breakfast meet last weekend.
A few people filmed some of the cars leaving, mine was one of them (1:47 :D)

Supercar Accelerations! Wilton Wake Up! F12, Enzo, Murcielago SV & more... - YouTube

quattrorunner 05-29-2013 10:06 AM

sounds great

gavinc69 06-02-2013 07:01 AM

Decided to clean up the install of the MSD 6AL and Boost Retard unit.

Made a simple aluminium plate to hold the units.
Spayed satin black.

http://forums.pelicanparts.com/uploa...1370184028.jpg


Installed the MSD mounting feet for the plate and cut carpet.


http://forums.pelicanparts.com/uploa...1370184123.jpg


Mounted the MSD units on the plate and fitted.
Still need a little tidy of the wires but meuch better than before.


http://forums.pelicanparts.com/uploa...1370184280.jpg


Whilst installing the 6AL back I found one of the pins in the multi-pin plug was pushed in, guess which pin it was for..................yeap....the tach signal!!!!

http://forums.pelicanparts.com/uploa...1370185053.jpg


Managed to pull the pin back out and install the plug.
Only had chance to very quickly test the tach and there was life.
But due the the egine having no oil in I couldn't start the car.
So after contacting MSD technical support and them saying I now needed there tach adaptor it seems they where wrong!!

The sump plate is off the car and having a AN-10 fitting welding in place for the turbo oil return.

911-lightning 06-13-2013 01:51 PM

Quote:

Originally Posted by gavinc69 (Post 7231743)
Welding finished on the Air Flow Meter Bonnet...............Just need to be cleaned up some and painted black....

http://forums.pelicanparts.com/uploa...1359225619.jpg

Hi!
Where is the small port of the bonnet connected?

You have a very nice project and I now feel the need to do a turbo conversion on my 3.0 SC :D

gavinc69 06-14-2013 09:49 AM

Hi lightning,

Please check pages 3 and 4 of this thread.
The port was originally connected to the AAV, I thought this was the correct thing to do after seeing a few other metal air flow bonnets with the small port.
It turns out that is incorrect and the port does not even need to be there.
So if you make a bonnet don't bother with the small port I had. Mines is now just blocked off.

The AAV but the way connects to one of the ports on the rear of the throttle body, again see page 4 of the thread.

Cheers

gavinc69 06-16-2013 09:58 AM

Slowly progressing with the new oil sump return.

See Uncle's thread below for extra info on the oil return :

http://forums.pelicanparts.com/911-930-turbo-super-charging-forum/733930-3ltr-sc-boost-added-project-4.html


Managed to finish off the sump ready for fitting.

http://forums.pelicanparts.com/uploa...1371405367.jpg


I will be removing the original oil scavenger pump to be replaced awith a TruboWerx pump. This should be considerably quieter and cause less cavitation (this is covered in Uncle's thread above).
There will also be a AN-10 one way check valve installed at the sump plate fitting to stop oil flow back to the pump etc when the motor is switched off.

gavinc69 06-20-2013 11:16 AM

Sump plate installed.

The angle the turbo return comes off the plate means I couldn't fit the check valve, but I can fit it at the pump.

Started the car all ok and seems like no leaks :)
After a short time warming the motor I noticed vapour from the oil tank catch can filter! So fingers crossed when the new TurboWerx pump gets here it will hugely reduce the vapour, otherwise I'm going to have to try gravity drain with no turbo drip tank and no scavenger pump.

http://forums.pelicanparts.com/uploa...1371755786.jpg

Uncle 06-20-2013 05:57 PM

Very interesting Gav. How much drop do you have from the bottom of the turbo drain point back to the sump?

I'll also chuck a quick post up in my thead as to how I am going with my set up.

gavinc69 06-21-2013 11:36 AM

Not good news tonight.
Started the car OK, then noticed a spitting noise from the exhaust intermittently and it started to run ruff, like it was on 5 cylinders.
After some investigation I pulled all spark plugs and found that #2 was really black and appeared a bit wet!
All other plugs where a bit black and sooty but dry.
Cleaned all plugs and reinstalled.
Car started and ran fine for 30-40 secs before the ruff running started again.

Guessing I'll need to do a compression test.

Not sure it the wet plug was fuel or oil!

Uncle 06-21-2013 02:18 PM

Hmm that's not so great. Have you looked for oil in your intercooler/pipes?

Uncle 06-21-2013 02:27 PM

Just thinking out loud but could it be oil not draining out of the turbo fast enough and going past the comp cover oil seal?

IMR-Merlin 06-21-2013 02:52 PM

Is this a CIS car? Clogged injector?

Any smoke out the exhaust? Blue smoke = oil, black smoke = rich.... white smoke = you got something really funky going on =)

gavinc69 06-22-2013 09:46 AM

Had a chat with a few guys in the know today......plus checked the plugs again which looked OK (still missing when started though).
I'm starting to think its a fuelling or ignition issue.
I will check the intercooler pipes tomorrow also Uncle ;)

Seems to be one step forward and two steps back at the moment :rolleyes:

I will also try a new set of plugs if I can get some tomorrow.

There is no oil coming from the exhaust at all (there is always a little on first cold startup for 30 secs or so, but thats always happened since the turbo install and i've been told thats quite normal) but otherwise no smoke.

gavinc69 06-22-2013 09:58 AM

Just thinking, my spark plugs are Bosch plugs for the 3.0SC, I should probably be running plugs for a turbo!

spuggy 06-22-2013 05:53 PM

Quote:

Originally Posted by gavinc69 (Post 7425630)
JI'm starting to think the drumming noise is actually detonation :( and not the intake pipes on the rear fire wall!
I adjusted the boost retard to max just to see what happened and the drumming seamed to be less. I really need to get a timing light on it and check it out,
maybe need to adjust the distributor so it gives less total advance so the boost retard can dial out all detonation.

My suggestion would be to install a unit that not only provides programmable retard under boost, but also actively listens for detonation and adaptively retards ignition (per-cylinder) as necessary to control it.

The J & S Safeguard "universal" will do this in one box; I've had good results with mine.

gavinc69 06-23-2013 06:49 AM

Check things over again today plus the continuity of the ignition wires.
No oil in the intercooler pipes.
All appeared OK.
Removed all plugs, checked them and they apeared all similar condition now.
I managed to find a spare set of Bosch plugs with the standard gap (not gapped for the MSD ignition).
Installed them and...................started and ran fine.
Let it warm up OK and went for a quick drive with no problems.

Fingers crossed thats sorted and I'm back to the other outstanding issues to sort.

gavinc69 06-24-2013 09:27 AM

TurboWerx pump arrived today and new spark plugs should be here tomorrow.
Hopefully I will get chance to fit them on Wednesday.

http://forums.pelicanparts.com/uploa...1372094840.jpg


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