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 […]

Cummins Diesel Fan Belt Replacement

1. Remove the belt by inserting the drive nose of a 3/8″ ratchet into the square hole in the idler pulley. Use the ratchet to unload the idler tension from the belt by rotating the ratchet counterclockwise as viewed from the front of the engine. The best position for the ratchet is almost straight up […]

Waste Gate Mods

The simple explanation: a waste gate limits the maximum boost generated by the turbocharger. How it works and what it does: The waste gate uses a pressure activated diaphragm and rod to operate an exhaust bypass around the turbocharger and thus limit the maximum boost that the turbocharger can produce. This permits an engine manufacturer […]

Stewart Warner B793 LED Light Kit Install Sheet

Click the link below for the pdf version of Stewart Warner B793 LED Light Kit Install Sheet Stewart Warner B793 LED Light Kit Install Sheet [thanks to Stewart Warner used with permission]

12V Cummins Governor Lever Adjustment

Here is the ins and outs of the secret governor lever adjustment This is a cut away view of the governor of a P7100 pump. Notice how the lever hit the cam plate flush at the very bottom edge. To check your adjustment the throttle lever needs to be moved until the lever just touches […]

NXD Stacker Nitrous System

SO you're on the fence about the whole Nitrous issue. Well what if there was a product out there that was mild enough for the daily driver, wouldn't break the bank to purchase and easy enough even the most novice shade tree mechanic could install it? Well here ya go – The guys at Nitrous […]

Stewart Warner B833 Gauge Ultra Shift Light Install Sheet

Click the link below for the pdf version of Stewart Warner B833 Gauge Ultra Shift Light Install Sheet Stewart Warner B833 Gauge Ultra Shift Light Install Sheet [thanks to Stewart Warner used with permission]

12V TPS Wiring Diagram

For TPS adjustment, Joe G. suggested using a potentiometer in the ground circuit. I decided to try it and It really gives a much better range of adjustment than elongating holes in the TPS body. Here is a schematic drawing showing how to wire it. Using the above circuit, adjusting the potentiometer adds resistance to […]

A Recommendation for Trailer Pullers

I pull a 27 foot fifth-wheel RV trailer. I’ve had it all over the West. As you know, there is a hill or two out here. In fact just south of my town, Bend, Oregon, there is a grade that slowed my previous truck with this trailer to 45 mph top speed. I’ve always hated […]

Dodge Stock Tire Pressure

[click image to view larger] [thanks to klenger.net used with permission]

Dodge 24V Cummins Lift Pump Replacement

Procedures for a 1999 Ram NOTE: You may be able to improve this but this is exactly what we did and changed two pumps in less that two hours) TOOLS: 17 mm wrench & socket, 10 mm wrench & socket, 7/16 socket, 1/2 inch socket. 1. Lay a non-conducting material over the battery posts (fender […]

Dodge 24V IAT Sensor Cleaning

This is an article for cleaning the IAT sensor on the 1998-2002 24V diesel engine. The IAT sensor measures the temperature of the intake manifold. The ECM uses this sensor reading to set injection timing and adjust the air-fuel ratio. If the fuel mileage and power output of you engine seem low, some owners have […]

Pyro Tap Help

Install Help. Note: Tap Size May Vary [thanks to DIS dieselpage.com used with permission]

12V Cummins Fuel System Diagram

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

Dodge Diesel Truck Buyers Guide

Every Vehicle, Every Model On earth has its fair share of issues, And our CTD/RAMS are no exception This article is not meant to point out problems you’re going to have its just a heads up to some common known issues. To Learn Even More Join www.TDR1.com These Problems Affect all Years: Steering wander, 5th […]