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 […]

Stewart Warner B764 Programmable Speedometer Install Sheet

Click the link below for the pdf version of Stewart Warner B764 Programmable Speedometer Install Sheet Stewart Warner B764 Programmable Speedometer Install Sheet [thanks to Stewart Warner used with permission]

24V Transmission Pan Comparisons

By adding an increased capacity transmission pan you decrease your fluid temperature and prolong the life of your transmission. Here are some options: Hughes (www.hughesperformance.com) Bolt on deep transmission pans are made from cast aluminum and designed with cooling fins to dissipate heat quicker. Cast aluminum pans hold approximately 2 to 4 extra quarts of […]

The Dodge Diesel Mystery Switch

These instructions for the mystery switch are for the 47RH not the 47RE. The later transmission control has a relay that has to be removed and the load pins jumped. The ’96 and later also have more than one orange with black tracer wires on the PCM. There are 2 (two) options you have between […]

APPS Repair

This guide addresses the construction, possible disassembly, and possible repair of erratic or failed APPS units. These throttle control units, APPS (Accellerator Pedal Position Sensor), most frequently seem to fail or become erratic in operation due to deteriorating contact between internal rotating fingers and the resistance track they ride on inside the APPS unit, causing […]

12V Cummins Fuel System Diagram

Here is a diagram for the 12V Dodge Cummins Fuel System. [Click on image for larger version]

Relocating Your Block Heater Cord

As you know the block heater plug on our trucks are located in the front bumper and this is where they stay for most people. Some have put a plug recessed into the bumper to make it look nicer then having a cord dangling there. In my case being a Firefighter the way I park […]

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]

Efficient Engine Montoring

PYRO: Temperatures will vary whenever the throttle is moved or the terrain changes. The peak number is the most important while towing, the ISB can be safely run up to 1450 for short bursts and 1350 all day long. This number is strongly affected by modifications weather it be Air flow or Fuel delivery. If […]

Control Module – ECMS

There are three computer modules which coordinate to control the Ram power train. Engine Control Module (ECM) – On the left side of the engine behind the fuel filter Fuel Injection Pump Control Module (FPCM) – On top of the injection pump Powertrain control module (PCM) – bolted to the Ram firewall under the hood […]

Homemade Traction Bars

With the addition of the 33″ BFG’s and the Detroit Locker, I could feel some wheel hop, with the only real mod being the addition of the 70 hp chip.  Anticipating the increased horsepower my PSD will be putting out, I decided to add traction bars to the rear axle.  Trying to save money for […]

12V Engine Diagram

Here is a Dodge 12V Cummins Engine Diagram Click on the image for a larger version.

Turbo Comparisons

When in the process of bombing a CTD you will have to increase your fuel. With the increase of fuel comes an increase in heat. You can safely run 1200° once in a while but major failure can occur if your running at high heat conditions for a period of time. To keep things cooled […]

Stewart Warner B758 Ultra Alert Light Install Sheet

Click the link below for the pdf version of Stewart Warner B758 Ultra Alert Light Install Sheet Stewart Warner B758 Ultra Alert Light Install Sheet [thanks to Stewart Warner used with permission]

Clutch Replacement

Start inside the truck. With a Phillips remove the screws holding the shift boot and slide it up. Remove shifter with 3/4″ or 19mm wrench. Pop up transfer case shifter boot and remove bolt/s. Pull out rubber inserts in cupholders and remove bolt/s. Remove plastic shroud. Unbolt shifter boot. Unbolt shift tower carefully and tape […]

P Pump Cutaway

I snapped these Photos at SDX Aneroid Fuel Plate Governor Arm Governor Spring Cover and Throttle Cable Connection Point Governor Springs Pump Cam Delivery Valves Together