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 […]

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 Horsepower

The horsepower is calculated as a rough estimate using approx. 0.7*CFM=Race HP and 0.55*CFM=Daily HP. Turbo CFM Racing HP Daily HP HX35 600 420 330 HX40 800 560 440 T66 800 560 440 B1 900 630 495 H2E 1000 700 550 HX50 1000 700 550 HX55 1050 735 578 HT3B 1100 770 605 T76 1350 […]

Rim Fit

I used fellow TDR member JPittinger’s advice and did the following: Jack up the vehicle, take off rear tires/rims, install 2 lug nuts to hold the drum on. Start the truck, put it in 1st and low range of the transfer case – this makes the drums turn REAL SLOW. If you have an auto, […]

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 […]

Dodge Cummins Cooling Capacity

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

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 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 […]

Diesel Filter Water Sediment Drain

Drain the water and sediment from the separator each time the fuel tank is filled. Shut off the engine. Manually open the drain valve until clear fuel is visible. Top Load Filter Type (1) Pull up on the drain valve lever until fluid drains out of the drain tube. If nothing comes out of the […]

Glossary of Diesel Abbreviations

2WD Two Wheel Drive 4WD Four Wheel Drive AAMOF As A Matter Of Fact – used by many on mail lists and message boards ABS Anti-lock Brake System: Modulates braking pressure to control wheel lockup ACM Airbag Controller Module: monitors sensors and deploys airbag(s) in the event of an accident ACT Air Charge Temperature ACV […]

Crankshaft Position Sensor Replacement

(1) you need to disconnect both negative battery cables at both batteries. I used a 1/2 inch deep socket to remove the cables from the battery terminals. (2) Remove starter motor to get to CKP. The sensor is located on the driver’s side of the engine with the starter motor placed in front of it. […]

24V Transmission Pan Comparisons

By adding an increased capacity transmission pan you decrease your fluid temperature and prolong the life of your transmission. Here are some options: Hughes (www.hughesperformance.com) Bolt on deep transmission pans are made from cast aluminum and designed with cooling fins to dissipate heat quicker. Cast aluminum pans hold approximately 2 to 4 extra quarts of […]

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 […]

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]

Vulcan Performance Fueling Upgrade Installation

Work Performed on 2002 CTD My truck has an existing Carter Pusher Pump. I’m using the Vulcan Kit to Replace all the restrictive banjo Fittings and fuel lines. Estimated Time of completion : 3 Hrs Kit includes: Stainless Steel Vulcan Full Flow Fittings, Vulcan integrated fuel pressure adaptor (00-02 only), 30R7 fuel line, extended pump […]

A Good Chain Can Make All The Difference

I cannot describe the feeling but I know you’ve felt it before. The feeling you get when you know something is enormously wrong but just before the full impact hits you. It was only five fifteen but it was dark outside. I stepped outside my truck and was looking back at the trailer. From where […]