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 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 […]

Dodge Diesel Drive Belt Diagram

Location Description 1 Water Pump 2 Belt 3 Tensioner 4 3/8 Hole For Working Tensioner 5 Mount Bolt [thanks to BH used with permission]

Tips & Tricks for Better Fuel Economy

1. Air up your tires.Keeping your tires aired up to manufacturers specs can help your fuel economy up. 2. Leave your tailgate up!The tailgate up creates a vortex behind the cab which pushes air up over the tailgate. The tailgate down allows the air to push down on the bed creating drag. 3. Be easy […]

Adjusting Rear Drum Brakes

For trucks equipped with drum brakes there are a multiple of ways to adjust them. You should be able to get them to adjust automatically by using one of the procedures below. None of them work on my truck and I have to adjust mine manually. I even put all new hardware kits on and […]

24V CTD Valve Lash Limits

Spec Intake Exhaust Minimum 0.152 mm (0.006 inch) 0.381 mm (0.015 inch) Standard 0.254 mm (0.010 inch) 0.508 mm (0.020 inch) Maximum 0.381 mm (0.015 inch) 0.762 mm (0.030 inch) Adjustments should only be performed when the engine coolant temperature is less than 60°C (140°F).

Top 3 Floor Mats for your Diesel Truck

It doesn’t take long to figure out that not all floor mats and liners are the same. Some offer great protection from the elements such as mud, snow, grime and dust, while others offer almost none. If you work in construction or any kind of industry that leavers your boots a little muddy at the […]

Diesel Troubleshooting Chart

Complaint ————-> Probable Cause WillNotStart HardToStart StartsAndStalls DiesOnDeceleration RunsRough LackOfPower BlackSmoke WhiteSmoke Low Cranking Speed X X             Incorrect StartingProcedure X X             Some or All Glow Plugs Bad X X     X     X No Fuel to Cylinders X       […]

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]

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 […]

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 […]

Dodge Cummins HTT Manifold

After much reading of folks having troubles with the OEM manifold cracking and the bolts coming loose from expansion and contraction I decided it was time for me to go to a 3 piece manifold, I opted for the unit from High Tech Turbo and purchased one from my friend Lazer Bob in Colorado, The […]

Glossary of Diesel Terms

2WD – Only one pair of wheels are driven by engine power 4WD – One or both pairs of wheels are driven by engine power. 454 CUBIC INCH – Large gasoline engine option available in full size Chevy/GMC Trucks and Motorhomes. 460 CUBIC INCH – Large gasoline engine option available in full size Ford Trucks […]

Truck Domains or Website – Dieseldatabase Can Help!

Are you looking to start a truck blog? or do you want a website to show off your truck? We can help you. Cougar Gulch Group, LLC (the Diesel Database people) have several domain names for lease or for sale. We have full-featured, CMS websites (WordPress/Thematic) available from $150 to $499 (or more) and it […]

Anti-Freeze Replacement

From Steve St.Laurent : Here’s how I did mine and I got approximately 5.5 gallons into the system, first I opened the petcock on the radiator (turn it, then pull on it a little, turn, pull, turn, pull – until it starts draining), that will drain the fluid out of the overflow bottle, once the […]

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, […]