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 […]

12V Cummins Governor Spring Kit

CAUTION:If you intend to operate the engine over 3200 rpm, you should replace the engine valve springs with a heavy-duty type. If you do not have heavy-duty exhaust springs installed please call PDR for further instructions. Estimated completion time: (First time installer) 1.5 hours Things you will need to complete this project: 1. 7/16″ deep […]

Turbo Comparison Photos

Here are some comparison photos of After Market Turbos compared to Stock Equipment Click on images for a larger view. Thanks To : Henry H Wyatt II From left to right 02′ Stock, HX 40, HT3B (from piers street twin setup) HY35 vs B 1-2 Thanks To : Bill Soule

BHAF – Big Honking Air Filter

BHAF = Big Honking Air Filter This is a very easy mod and the benefits are great … Cooler Egts … Better flow … More Whistle !!! First remove the air intake line running from your factory Air box to your Turbo Then remove your air box … just pull straight up This area it […]

Twin Electrical Fans

It’s been said that the factory fan consumes horsepower, and I’ve heard conflicting results as to what the power increase would be if you were to eliminate the fan and go electric. Me, I just don’t like the idea of that big thing swinging around on the end of the water pump, putting all that […]

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 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 […]

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 […]

Replacing Front Spring Bushings on a Ford Pickup

The factory Ford rubber spring bushings just didn’t last on my F-350, due in part to the heavy Power Stroke engine. The best replacement for these are urethane bushings. They last much longer and can come embedded with graphite for lubrication to eliminate squeaking. The best manufacturer of these urethane bushings is Energy Suspensions.  I […]

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 […]

Turbo Silencer Ring

A silencer ring is a metal baffle placed into the turbocharger inlet to reduce whistle from the turbocharger. It is installed in Ram truck engines at the request of Chrysler. The silencer ring has no effect on engine output, EGT, or boost levels. Removal: Remove the flex hose from the front of the turbo that […]

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 […]

Dodge Truck Front Disc 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 […]

Transmission Pan Installation Guide

DODGE #727-D TRANSMISSION PAN Please read these instructions and parts list completely before installing this new transmission pan. Consult your owner’s or shop manual for transmission fluid requirements. TOOLS REQUIRED 1/2 socket wrench and driver (for removing the old cover) 1/4 allen bit with a 3/8 ratchet drive (1/4 allen key is furnished) 3/16 allen […]

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 […]