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 […]

The Infamous Cummins 53 Block

Special Thanks to Stamey’s Website for this FAQ about the 53 Block What is the “53” block? The “53” comes from a casting number on the side of the block and is used to identify the problem blocks. Supposedly it affects about 100,000 blocks, but not only in Dodge Rams. Here is information regarding the […]

My Glowplug Relay Bypass System

There have been many threads on the glow plug relay bypass idea discussing how and when to turn off the relay, and even whether or not it is a good idea at all. I have come up with a combination of ideas that I feel is the best scenario. How the glow plugs work depends […]

Dodge Cummins Fan Removal

The thread is left hand; from the front of the engine you turn the wrench to the right (toward the driver side). Do this when the engine is cool. Some people pull the entire fan/hub assembly out past the radiator shroud, others remove the fan first, then remove the hub. In many cases, a drift […]

Stewart Warner B755 Memory Tachometer Install Sheet

Click the link below for the pdf version of Stewart Warner B755 Memory Tachometer Install Sheet Stewart Warner B755 Memory Tachometer Install Sheet [thanks to Stewart Warner sw-performance.com used with permission]

Cummins 12V Fuel PreFilter Cleaning

The maintenance schedule in the owners manual indicates the “strainer” should be cleaned at 12000 mile intervals at the same time the fuel filter is replaced. This is for both the “A” and “B” maintenance schedules. In the instructions in the service manual for replacing the fuel filter it states “Whenever the fuel filter is […]

24V Cummins Fueling System Diagram

1998 CTD No Description 1 Fuel Transfer (Lift) Pump 2 Fuel Return Line (to Fuel Tank) 3 Fuel Supply Line (Low Pressure, to Engine) 4 Fuel Heater 5 Water-in-Fuel (WIF) Sensor 6 Fuel Filter / Water Separator 7 IAT Sensor 8 Map (Boost) Sensor 9 Fuel Drain Manifold 10 CKP Sensor 11 CMP Sensor 12 […]

Bosch VP44 Fuel Injection Pump Replacement

This documentation is intended to be used as a visual overview only and is not meant to be used as a replacement for a service manual. Please consult your Dodge service manual for complete instructions on the removal and re-installation of an injection pump The truck in this project is a 2000 Dodge Ram 3500 […]

7.3L Powerstroke Custom Fuel System

Bigger injectors require more fuel. Lots more fuel than what the oem system can put out. And the oem stuff has many faults, which just makes it that much more appealing to replace the whole darn system! I was planning on doing some work to the truck and I knew it would be laid up […]

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 […]

Dodge Truck Front Disk Brake Replacement

Work Performed On: 2002 CTD Estimated time of Completion: 2 Hrs Parts Required: Brake Shoes, Brake Cleaner, Brake Fluid, Little Helper Tools Required: 1/2 Inch Drive Ratchet, Cheater Pipe, 2 Extensions, 15/16 6 pt Socket, 7/32 Allen Wrench, 16 MM 12 pt Socket, Big Strait Screw Driver, Floor Jack, Penetrating Oil, 3/8 inch wrench Product […]

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 […]

Mixing Gasoline with Diesel Caution

At one time information was released suggesting that a small amount of gasoline mixed with diesel fuel for use in cold weather was an acceptable practice. This information was eventually retracted due to conditions that may result from such a mixture. First and foremost is a safety factor. The gasoline fumes from gasoline are very […]

Turning up the Injector Pump on a 7.3L or 6.9L IDI

This article will hopefully give you some insight on how to adjust your fuel injection pump on 88-93  7.3L Non-Powerstroke, IDI. This will probably work the same way on a 6.9L Navistar(Ford) engine as well. To start off, I would recommend putting in a pyrometer gauge before doing any kind of performance upgrades. I would […]

Dodge Cummins Under Hood Mods

Click picture for a full size view. Click on the product titles below for a link to a dealer OuterWears FAQs (Questions About Prefilters) Why do I need a Pre-Filter? How does a Pre-Filter work? Will adding a Pre-filter reduce my airflow or horsepower? Will the Pre-Filters work on paper filters? How much dirt will […]

24V CTD Valve Lash Limits

Spec Intake Exhaust Minimum 0.152 mm (0.006 inch) 0.381 mm (0.015 inch) Standard 0.254 mm (0.010 inch) 0.508 mm (0.020 inch) Maximum 0.381 mm (0.015 inch) 0.762 mm (0.030 inch) Adjustments should only be performed when the engine coolant temperature is less than 60°C (140°F).