Search found 12 matches

by ubernub
Wed Oct 05, 2011 8:51 am
Forum: L300 Technical
Topic: RPM gauge wiring / Alternator wiring
Replies: 6
Views: 4385

Re: RPM gauge wiring / Alternator wiring

OK, i tried all the wires comming from the alternator, non of them gives a tachometer signal.

HELP!?!
by ubernub
Fri Sep 30, 2011 9:38 am
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

Please be carefull when you are playing with your fuel boost and your turbo, you can have some fun, but before you do, you really should have a Pyrometer/ EGT meter, Give this a little thought, when your driving around , foot on the throttle your exhaust gas is spooling up your turbo, your turbo ca...
by ubernub
Thu Sep 29, 2011 9:58 pm
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

[quote]
Is your exhaust system stock or have you gone to a 2"- 2 1/2"?[/quote]

Its stock.
by ubernub
Thu Sep 29, 2011 1:48 pm
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

My experience is black smoke = unburned fuel = HEAT... Watch EGT... My fiends Cummins on extreme tuning makes lots of black smoke and 975 ft.lbs of torque but you have to watch the EGT as it goes extreme real quick....but fun fun fun... HMm! I dont have any EGT gauge, maybe i should turn the diesel...
by ubernub
Thu Sep 29, 2011 1:48 pm
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

My experience is black smoke = unburned fuel = HEAT... Watch EGT... My fiends Cummins on extreme tuning makes lots of black smoke and 975 ft.lbs of torque but you have to watch the EGT as it goes extreme real quick....but fun fun fun... HMm! I dont have any EGT gauge, maybe i should turn the diesel...
by ubernub
Thu Sep 29, 2011 6:58 am
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

Could you explain how to increase the fuel flow? pics would be nice! Loose that 13mm nut and turn (in) center bolt, first half round, then thigten nut and try. If it's ok, you have more boost. :-) But don't get you boost too high, or you need a new engine. :-) Thanks! there was a little brass cap o...
by ubernub
Wed Sep 28, 2011 9:55 pm
Forum: L300 Technical
Topic: RPM gauge wiring / Alternator wiring
Replies: 6
Views: 4385

Re: RPM gauge wiring / Alternator wiring

Where is the original tachometer connected?
by ubernub
Tue Sep 27, 2011 1:42 pm
Forum: L300 Technical
Topic: RPM gauge wiring / Alternator wiring
Replies: 6
Views: 4385

RPM gauge wiring / Alternator wiring

I want to hook up a RPM gauge/tachometer to my L300, (didnt have any from factory). My problem is that i don't know where to get the signal from, is it possible to use one of the alternator leads, if so, which? If i look at the alternator from under the car, it looks like this (see pic). What are th...
by ubernub
Tue Sep 27, 2011 1:21 pm
Forum: L300 Technical
Topic: Starter/Alternator died??
Replies: 5
Views: 2188

Re: Starter/Alternator died??

Check the battery voltage, if its low, the starter wont be able to kick in!
by ubernub
Tue Sep 27, 2011 1:14 pm
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

tiitus wrote:Boost don't go up if there is no more fuel. :-)
Could you explain how to increase the fuel flow? pics would be nice!
by ubernub
Mon Sep 26, 2011 9:37 am
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Re: Increasing turbo boost

jfarsang wrote:Factory boost is 8-9 psi.

11-12 psi is the max you want to push it in stock format.
As im reading the manual with specs right now, I can tell you that you're wrong. It says that the wastegate should open at 11,9 PSI on the 4D56T engine.
by ubernub
Sun Sep 25, 2011 10:56 am
Forum: L300 Technical
Topic: Increasing turbo boost
Replies: 35
Views: 15942

Increasing turbo boost

Hello everyone! I wanted to increase the turbo boost on my L300 2.5TD and found some instructions on how to do it. I installed a boost gauge, and tested the stock pressure before adjusting. It turned out to be 0.6bar / 8.7psi, which is very low since factory boost is 12psi! I tried to adjust it up ...

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