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 […]

Dodge Cummins Ebrake ECM Hookup

Using the ECM to Control Non-Jacobs Exhaust Brakes You will need this pigtail to connect the brake wiring to the ECM. Cummins Part Number: 3824810 Connect the pigtail show above to pin 20 of the ECM Schematic for the Dodge/Jacobs e-brake system connected to the ECM You will need to adapt your e-brake installation to […]

Dodge Cummins Cooling Capacity

5.9 L CTD 22.7 L or 24 Quarts Includes 1 quart for reservoir

Hunting For Horsepower by Alligator Performance

It was a busy Saturday. Trucks were lined up in the vacant lots behind Alligator Performance waiting to get dyno’d. This was Alligator Performance’s first event – and for a small, relatively new company, this was a big event. Alligator Diesel Performance opened their doors in Las Vegas in 2005. In 2009, they moved to […]

Another 24V Lift Pump Replacement Procedure

This is how I replaced the lift pump on my ’99 QC, 4×4. Not sure what variations may or may not accure on other models. Parts list…………..New lift pump, lift pump wire pig tail, banjo bolts washers (8), dielectric grease and approx 1/2 gallon of clean diesel. Tools ………. 3/8″ drive ratchet, 3 or 4 […]

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. […]

Stewart Warner B759 LED Light Kit Install Sheet

Click the link below for the pdf version of Stewart Warner B759 LED Light Kit Install Sheet Stewart Warner B759 LED Light Kit Install Sheet [thanks to Stewart Warner used with permission]

Clutch Replacement

TOOLS: Tranny jack 2 or 3 ratchet straps porta power (this will make removing the cross member MUCH eaiser) A bottle jack and a piece of 4×4 will work in a pinch. Drill a hole in the end of the 4×4 to allow the bottle jack shaft to go in the 4×4 a couple of […]

Dodge Cummins 24V Fuel Delivery

As you may know the 2nd Gen Vp44 Equip CTD has its share of fuel delivery problems. Here is a rough break down of actually what happening on a stock truck. The factory LP is working its self to death pulling the fuel all the way from the tank and it will stumble. When it […]

Dodge 12V Cummins Throttle Cable Replacement

Throttle cable failure has been common on 1994 – 1998 12 valve diesel engines, usually after about 30,000 miles on the cable. I am now on my third cable, and am curious to see if the new design will be more reliable. Twice I have managed to replace my cable in the nick of time […]

12V Engine Diagram

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

P7100 Injection Pump Timing

THIS BULLETIN SUPERSEDES TSB. 18-10-94 DATED JUL.. 22, 1994. THE PART NUMBER FOR THE ENGINE TIMING TOOL PACKAGE HAS BEEN CHANGED TO SPX MILLER #6860. Models: 1994 (BR) Ram Truck Symptoms: Excessive white exhaust sake or lack of power. Diagnosis: Using the Mopar Diagnostic System (MDS) or the Scan Tool (DRB II or III) with […]

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]

Turbo Charger Swap Guide

Completion time : 1 Hour HX35 12 CM HX35-21CM The following guide details the swap out between a modified HX35 with a 21CM Housing to a HX35 With a 12 CM Housing. The work is being done on a 2002 CTD. After Removing the Air Filter and hose…. Step 1 : Disconnect the Inter Cooler […]

Stewart Warner B750 Mechanical Gauge Install Sheet

Click the link below for the pdf version of Stewart Warner B750 Mechanical Gauge Install Sheet Stewart Warner B750 Mechanical Gauge Install Sheet [thanks to Stewart Warner used with permission]

B Series Valve Clearance Adjustment

Tools needed: 14mm wrench 15mm wrench 19mm wrench Large Flat blade screwdriver soft mallet or wood block Engine Barring Tool Long 1/2″ drive wrench Torque Wrench feeler gauge NOTE: The Cummins Midrange Performance Tool Kit (P/N 3399869) contains all of the tools required for an oil and oil filter change, a fuel filter change, and […]