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 […]

Control Module – ECMS

There are three computer modules which coordinate to control the Ram power train. Engine Control Module (ECM) – On the left side of the engine behind the fuel filter Fuel Injection Pump Control Module (FPCM) – On top of the injection pump Powertrain control module (PCM) – bolted to the Ram firewall under the hood […]

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 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 […]

Serpentine Belt Replacement

Work performed on a 2002 Time Of Completion : 30 Mins Here’s my belt @ 48,000 miles may want to check yours out Tools Required : 1/2 Inch Drive Ratchet & an 1/2 to 3/8 reducer Parts Required : Here’s the Gatorback belt $33.50 at AutoZone; this part Number is for Models with A/C This […]

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 […]

Stewart Warner B756 Standard Tachometer Install Sheet

Click the link below for the pdf version of Stewart Warner B756 Standard Tachometer Install Sheet Stewart Warner B756 Standard Tachometer Install Sheet [thanks to Stewart Warner used with permission]

Ford 7.3L Engine Removal – The REAL How To

After replacing my rear axle cover due to rust through, I noticed severe rust on the engine oil pan. I’ve had experiences with rusted oil pans in the past and knew this had to be taken care of soon, or I’d be doing it in the middle of an Ohio winter. Early October, 2001, I […]

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 […]

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).

Triple Turbos on a Powerstroke Diesel

THREE Turbos on a PSD!?! Well, it just had to be done. And it was a lot easier the second time around! Click HERE to see the build-up of the Twins. Much the same work and process was involved to create Stage 3, HT4B into HT3B into OEM Garrett. I really don’t know what to […]

The Dodge Diesel Mystery Switch

These instructions for the mystery switch are for the 47RH not the 47RE. The later transmission control has a relay that has to be removed and the load pins jumped. The ’96 and later also have more than one orange with black tracer wires on the PCM. There are 2 (two) options you have between […]

Gauge Installation Prep

This is a NEW USERS guide to gauge install preparation. I wish that I had something similar to this when I started this project. So I have assembled the information in this document with the goal of helping people to prepare for installing gauges. Some of This information has been obtained from Turbo Diesel Registry […]

Cummins 12V Idle Adjustment

Adjusting the idle speed on the diesel engine is not difficult. The adjustment is located on the driver side of the injector pump near the rear of the pump. You will need a 10 mm wrench. Correct speed is: 1994-1998 with AT – in drive with AC on 750 -800 RPM 1994-1998 with manual in […]

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 […]

Cleaning Stickum – Part 2

This is a followup article to Cleaning Stickum Left From Vinyl After the last article regarding removing the stickum leftover from vinyl lettering and signs, several people got hold of me to let me know of their remedies. DM left a comment on the article site about peanut butter removing residue left behind by decals. […]