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 […]

24V Piston Specs

Descriptions Specifications Piston Skirt Diameter 101.864 – 101.88 mm / 4.0104 – 4.011 in Ring Grove Clearance Intermediate Oil Control     0.095 mm / 0.0037 in 0.085 mm / 0.0033 in Top Ring 0.35 – 0.45 mm / 0.014 – 0.0177 in Intermediate 0.85 – 1.15 mm / 0.0334 – 0.0452 in Oil Control […]

Dodge Diesel Injector Comparisons

By popular demand our customers have asked us to show a comparison between the Bosch 275hp RV injector and the Diesel Dynamics True Torque II injector series. This graph shows typical gains with the 275hp RV injectors and DD stages 1,2, and 3. This is a graph of a 99 Cummins Ram with Std Transmission. […]

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 […]

Stewart Warner B749 Gauge Install Sheet

Click the link below for the pdf version of Stewart Warner B749 Gauge Install Sheet Stewart Warner B749 Gauge Install Sheet [thanks to Stewart Warner used with permission]

Ford 6.0L Powerstroke Fast Idle Modification

This mod article will walk you through the steps of installing a Fast Idle Switch. Application: ’05 6.0 PSD with Torque Shift Transmission.   Tools Required: 10mm socket with extension and ratchet Wire striper, cutter, crimp tool At least 5 feet of wire (12-14 gauge, color is user defined) 2 sets of butt or spade […]

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 = […]

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 […]

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 […]

China can make things cheaper than the US – Here’s How!

Ever Wonder How China makes Stuff Cheaper than us? China needs “fair trade” instead of “free trade,” and maybe the greater profit margins will make room for OSHA, EPA, and some of the other trappings that make America great! The Construction Site Hard Hat The Dust and Particle Free Breathing Apparatus OSHA Approved Scaffolding And […]

Installing a Banks Technicooler

Breathing is one of the basic elements of life. That’s the way God made our bodies and it is embodied in the DNA of the diesel engine. It is ironic that when diesel enthusiasts talk about mods, the first element that comes up is most always the chip. No chip, however, can develop its full […]

Old 12v Cummins Boost Guage Installation

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 […]

Air Dog Install Manual

[thanks to Air Dog] Click the link for the pdf version of the Air Dog Installation manual for the 24V CTD. Air Dog Installation manual

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 […]

Automotive Formulas

How To Calculate CFM: Engine size (CID) x maximum RPM / 3456 = CFM CFM @ 100% volumetric efficiency Cylinder volume (displacement): 3.1416 x bore x bore x stroke Compression ratio: Vi ñ V2(Where Vi is total volume of one cylinder and V2 is volume of space above piston at top of stroke) Brake Horsepower […]

Diesel Thunder 2006

Lem stayed up late the night before and was working into the morning installing the Snow Performance water/methane injection system on his 2002 Cummins. As a result, we were late to the Dyno Drags for this year’s Diesel Thunder hosted by Northwest Bombers (local division of TDR). I and our friend Thom, who was working […]