Post Your Successful Diesel Mods At Dieseldatabase

Have you completed a successful mod on your diesel truck? and did you take pictures and discovered tips that might help others? Your post is welcome here. All you have to do is register on this site. Then contact us via the the contact form on the ABOUT page (see menu), letting us know you […]

Hunting For Horsepower by Alligator Performance

It was a busy Saturday. Trucks were lined up in the vacant lots behind Alligator Performance waiting to get dyno’d. This was Alligator Performance’s first event – and for a small, relatively new company, this was a big event. Alligator Diesel Performance opened their doors in Las Vegas in 2005. In 2009, they moved to […]

Fuel Filter Usage

Here’s a photo showing the condition of my original fuel filter after 24,000 miles – never been changed to this point since new: The photo is a bit misleading the overall condition of the old filter is actually not bad at all – lots whiter down in between the pleats than can be seen here, […]

Twin Turbos on a Powerstroke Diesel

A big thanks goes to John Anderson for being the Pioneer on this type of project and sharing his project with all of us. In that same spirit, I threw some pics into a collage to be able to share what I can now, until I can do a formal write up for this site. […]

Cummins 12V Idle Adjustment Q&A

Subject: [RTML] Cummins idle speed How do I adjust the idle speed on my Ram diesel? The idle speed seems too high. First, trace the accelerator linkage to the connection on the fuel pump. With the ENGINE OFF have someone floor the accelerator and watch the fuel arm move. The best position I can describe […]

Stewart Warner B753 Pillar Pod Install Sheet

Click the link below for the pdf version of Stewart Warner B753 Pillar Pod Install Sheet Stewart Warner B753 Pillar Pod Install Sheet [thanks to Stewart Warner sw-performance.com used with permission]

Dodge Cummins Ebrake ECM Hookup

Using the ECM to Control Non-Jacobs Exhaust Brakes You will need this pigtail to connect the brake wiring to the ECM. Cummins Part Number: 3824810 Connect the pigtail show above to pin 20 of the ECM Schematic for the Dodge/Jacobs e-brake system connected to the ECM You will need to adapt your e-brake installation to […]

Dodge Cummins Intercooler Boots and Upgrades

Are your intercooler boots & hoses blowing off? This is a common problem with the Ram Diesel especially for those who love high boost pressure. Stock intercooler boots & hoses have been blowing off at as little as 25 PSI which can ruin your day if you are racing at the track or pulling that […]

Ford 6.0L Intercooler Swap for the 7.3L Powerstroke

The swap is relatively inexpensive and not to time consuming. Used 6.0 intercoolers can be had on eBay for around $100-$125. The 6.0 IC is about 30% larger than the 7.3. The original 7.3 PSD intercooler measures 30x18x2 and the 6.0 PSD is 30x21x2.25. One thing you should be aware of before you stat taking […]

Diesel Fault Finding Chart

Symptom Key # symptom 1 Engine Running Hot 2 Poor Transient Response 3 Smoke 4 Engine Lacks Power 5 Black Exhaust Smoke 6 Blue Exhaust Smoke 7 High Oil Consumption 8 Turbocharger Noisy 9 Cyclic Sound From the Turbocharger 10 Oil Leak from Compressor Seal 11 Oil Leak from Turbine Seal   Note: R = […]

Boost Gauge Installation on Dodge Cummins

1. A hole must be drilled and tapped into the intake crossover pipe for a boost source. 2. Remove the hose from the intake crossover pipe and push a rag well into the pipe past the point to be drilled and tapped. This will prevent chips from entering the engine. 3. Drill through the back […]

Superchips 3705 Chart and Installation

Top 3 Floor Mats for your Diesel Truck

It doesn’t take long to figure out that not all floor mats and liners are the same. Some offer great protection from the elements such as mud, snow, grime and dust, while others offer almost none. If you work in construction or any kind of industry that leavers your boots a little muddy at the […]

Bosch P7100 Fuel Pump Diagrams

Click on Image for a Larger View. Click on Image for a Larger View.

Inspecting the Water Pump Weep Hole on Dodge Diesel Trucks

Use a pipe cleaner or a piece of wire to knock scale and dirt from the water pump weep hole. 1st and 2nd generation (every 12000 miles): 1: From above and just in front of the alternator pulley, look down to the water pump. 2: The weep hole is at about the 7:00 position, below […]