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Forum: Repower / Transplant 10-17-2018, 03:41 PM
Replies: 688
Views: 73,820
Posted By Fingers
You position sensor noise is because of how you...

You position sensor noise is because of how you are tapping into the signal. Called common mode voltage. There are many ways to get rid of it, but I would need to know more about your setup.
Forum: Duramax Engine Building 10-04-2018, 11:18 AM
Replies: 41
Views: 1,287
Posted By Fingers
Concentrate on the bottom end. Crank, rods,...

Concentrate on the bottom end. Crank, rods, pistons, and cam. Everything else is more or less bolt on after the fact and can be done over time as money allows. Turbo being the biggest improvement for...
Forum: Duramax Engine Building 10-04-2018, 11:12 AM
Replies: 41
Views: 1,287
Posted By Fingers
Based on?

Based on?
Forum: Duramax Tuning, Logging, and Gauges 06-10-2018, 08:35 PM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
You don't know me real well. Do you... Been...

You don't know me real well. Do you...

Been doing it off and on for 37 years, but I get bored easily.

As has been said here before, the problem is the return on effort. The hurdle is to be able...
Forum: Duramax Tuning, Logging, and Gauges 06-10-2018, 12:09 PM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
Obviously someone has no idea how these...

Obviously someone has no idea how these processors are programmed.
Forum: Duramax Tuning, Logging, and Gauges 06-10-2018, 11:54 AM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
No, Writing an application for the hardware is...

No, Writing an application for the hardware is NOT a big deal. Really have to stop this crap that what GM, or anyone has is some sort of magic secret sauce.

Making it street legal with all the EPA...
Forum: Duramax Tuning, Logging, and Gauges 06-08-2018, 11:55 AM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
Plenty in the Pittsburgh area.

Plenty in the Pittsburgh area.
Forum: Duramax Tuning, Logging, and Gauges 06-07-2018, 09:58 AM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
There are two, actually three parts to the ECM...

There are two, actually three parts to the ECM software.

Bootloader- it has several functions, but in essence is the main application that kick starts the processor and allows communications,...
Forum: Duramax Tuning, Logging, and Gauges 06-07-2018, 07:32 AM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
Building the electronics for running the various...

Building the electronics for running the various engine systems is perhaps the biggest pain. Programming, well hell, that's not that big of a deal.

Map ECU connections to processor ports
Isolate...
Forum: Duramax Tuning, Logging, and Gauges 05-27-2018, 01:28 PM
Replies: 740
L5P: L5P Tuning
Views: 79,751
Posted By Fingers
The key is to replace the OEM software, not just...

The key is to replace the OEM software, not just tweek tables.
I've seen little effort, if any, to do that.
Forum: Duramax Tuning, Logging, and Gauges 04-10-2018, 09:37 AM
Replies: 15
Views: 1,494
Posted By Fingers
Several personal reasons for wanting lower CR....

Several personal reasons for wanting lower CR. I've had the chance to compare them side by side.

First, and most important to me, the lower CR engines are much quieter and smoother power.

The...
Forum: Duramax Tuning, Logging, and Gauges 04-09-2018, 08:51 PM
Replies: 15
Views: 1,494
Posted By Fingers
I seriously doubt it bumped your HP much. It will...

I seriously doubt it bumped your HP much. It will change the character of your engine's response.

At 17.5 :1 , Mine runs like a raped ape above 2200. Loves to spin. Pulls hard all the way to the...
Forum: LB7 04-04-2018, 05:01 AM
Replies: 18
Views: 1,696
Posted By Fingers
Look at the valve stem end. Bent, you ingested...

Look at the valve stem end. Bent, you ingested some debris at some time. I suspect that is what happened here.
Forum: LB7 04-03-2018, 12:51 PM
Replies: 18
Views: 1,696
Posted By Fingers
A lot of debris in the adjacent cylinder. Any...

A lot of debris in the adjacent cylinder. Any other damage?
Forum: Adrenaline Truck Performance 04-02-2018, 06:01 PM
Replies: 172
Views: 22,976
Posted By Fingers
The problem, more than anything IMO, is there is...

The problem, more than anything IMO, is there is no way for a small manufacturer to be "legal". There is no economical way for a tuner to write a tune, run it on the rollers, and get a stamp for the...
Forum: Adrenaline Truck Performance 04-02-2018, 06:01 PM
Replies: 172
Views: 22,976
Posted By Fingers
The problem, more than anything IMO, is there is...

The problem, more than anything IMO, is there is no way for a small manufacturer to be "legal". There is no economical way for a tuner to write a tune, run it on the rollers, and get a stamp for the...
Forum: Duramax Engine Building 03-01-2018, 09:14 PM
Replies: 35
Views: 2,776
Posted By Fingers
And oil, and air and....

And oil, and air and....
Forum: Duramax Engine Building 03-01-2018, 11:52 AM
Replies: 35
Views: 2,776
Posted By Fingers
You wouldn't see it on the other side, BUT one...

You wouldn't see it on the other side, BUT one over performing injector is not enough to burn off your turbine if you are watching EGTs.
Forum: Duramax Engine Building 02-28-2018, 06:55 PM
Replies: 35
Views: 2,776
Posted By Fingers
If you melted the turbine, the damage was all...

If you melted the turbine, the damage was all your fault for not watching EGTs regardless of tune/injectors.

Unfortunately, the piston cooling and power distribution on a Duramax will never be...
Forum: Duramax Engine Building 02-22-2018, 01:07 AM
Replies: 15
Views: 1,054
Posted By Fingers
I hope your not trying to measure the bore with a...

I hope your not trying to measure the bore with a set of calipers. Epic fail. If your going to do this, either get the proper tools or borrow them. Get a bore gauge or at least a set of telescoping...
Forum: Duramax Engine Building 02-22-2018, 12:59 AM
Replies: 15
Views: 1,054
Posted By Fingers
You are measuring in the wrong place. Measure...

You are measuring in the wrong place. Measure just above the bottom of the skirt, perpendicular to the pin.
Forum: Duramax Engine Building 02-22-2018, 12:56 AM
Replies: 15
Views: 1,054
Posted By Fingers
PTW should be 0.0015" to 0.0025". Expected bore...

PTW should be 0.0015" to 0.0025". Expected bore should be one of 4.055", 4.075", or 4.095".

You're gonna need some block work and/or a different set of pistons.

I would have to go back through...
Forum: Duramax Engine Building 01-24-2018, 03:05 AM
Replies: 68
Views: 6,972
Posted By Fingers
Siamese bores are just bores that share the metal...

Siamese bores are just bores that share the metal between the cylinders. That is, there is no water jacket where they meet. They are found in most modern engines these days.

It compacts the motor...
Forum: Duramax Engine Building 01-22-2018, 04:38 PM
Replies: 68
Views: 6,972
Posted By Fingers
Sounds like soon to be issues with the Siamese...

Sounds like soon to be issues with the Siamese area between the bores at the big end of that range.
Forum: Duramax Engine Building 01-21-2018, 04:46 PM
Replies: 68
Views: 6,972
Posted By Fingers
One thing I have always liked about GM is that...

One thing I have always liked about GM is that they tend to leave old bosses and mounting points in tact on new versions of their engine blocks. The bosses may not be tapped in some cases, but they...
Showing results 1 to 25 of 500

 
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