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 Fuel System Diagram

Here is a diagram for the 12V Dodge Cummins Fuel System. [Click on image for larger version]

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       […]

Ford 6.0L Intercooler Swap for the 7.3L Powerstroke

The swap is relatively inexpensive and not to time consuming. Used 6.0 intercoolers can be had on eBay for around $100-$125. The 6.0 IC is about 30% larger than the 7.3. The original 7.3 PSD intercooler measures 30x18x2 and the 6.0 PSD is 30x21x2.25. One thing you should be aware of before you stat taking […]

Exhaust Stack Gallery

  Submit Yours !!!!

The Infamous Cummins 53 Block

Special Thanks to Stamey’s Website for this FAQ about the 53 Block What is the “53” block? The “53” comes from a casting number on the side of the block and is used to identify the problem blocks. Supposedly it affects about 100,000 blocks, but not only in Dodge Rams. Here is information regarding the […]

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]

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 […]

Cummins 12V Idle Adjustment Q&A

Subject: [RTML] Cummins idle speed How do I adjust the idle speed on my Ram diesel? The idle speed seems too high. First, trace the accelerator linkage to the connection on the fuel pump. With the ENGINE OFF have someone floor the accelerator and watch the fuel arm move. The best position I can describe […]

Bosch P7100 Fuel Pump Diagrams

Click on Image for a Larger View. Click on Image for a Larger View.

4 Inch Aftermarket Exhaust Installation

In the shop, ready to get started. The original tailpipe. This picture clearly shows the difference in size between the old exhaust, and the new! The setup for the new exhaust, showing the front aftermarket 14 inch long anti-drone muffler, and the standard muffler further down – both are straight-thru design mufflers. A view from […]

Stewart Warner B806 Exhaust Temp Gauge Install Sheet

Click the link below for the pdf version of Stewart Warner B806 Exhaust Temp Gauge Install Sheet Stewart Warner B806 Exhaust Temp Gauge Install Sheet [thanks to Stewart Warner used with permission]

Waste Gate Mods

The simple explanation: a waste gate limits the maximum boost generated by the turbocharger. How it works and what it does: The waste gate uses a pressure activated diaphragm and rod to operate an exhaust bypass around the turbocharger and thus limit the maximum boost that the turbocharger can produce. This permits an engine manufacturer […]

How to adjust the idle speed on a Dodge Diesel

How do I adjust the idle speed on my Ram diesel? The idle speed seems too high. First, trace the accelerator linkage to the connection on the fuel pump. With the ENGINE OFF have someone floor the accelerator and watch the fuel arm move. The best position I can describe is that it is under […]

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 […]