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 […]

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 […]

Another Pyrometer Installation

A. THERMOCOUPLE INSTALLATION – The R650 Thermocouple mounts into a 1/4″ pipe thread. If the exhaust manifold is already drilled and tapped, install the thermocouple at that location. If none is provided, make a 3/4″ hole in the exhaust pipe, not more than 6″ below the exhaust-manifold-to-exhaust-pipe connection and weld the R680 bushing into the […]

Two Wheel Drive Low

The important thing is the 2 port vacuum switch…you need to get one that is ‘open’ when it’s in the off position so vacuum can flow through normally. I used a Nippondenso EGR vacuum switch for a Honda Civic. They never break! The rest of the parts list is simple and small: Rocker switch (I […]

Stewart Warner B764 Programmable Speedometer Install Sheet

Click the link below for the pdf version of Stewart Warner B764 Programmable Speedometer Install Sheet Stewart Warner B764 Programmable Speedometer Install Sheet [thanks to Stewart Warner used with permission]

Turbo Comparison Photos

Here are some comparison photos of After Market Turbos compared to Stock Equipment Click on images for a larger view. Thanks To : Henry H Wyatt II From left to right 02′ Stock, HX 40, HT3B (from piers street twin setup) HY35 vs B 1-2 Thanks To : Bill Soule

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 […]

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 […]

Diesel Thunder 2006

Lem stayed up late the night before and was working into the morning installing the Snow Performance water/methane injection system on his 2002 Cummins. As a result, we were late to the Dyno Drags for this year’s Diesel Thunder hosted by Northwest Bombers (local division of TDR). I and our friend Thom, who was working […]

4 Inch Turbo-Back Kit Number 4005500

Click the link to view the instructions for Turbo-Back Kit #4005500 instructions for Turbo-Back Kit #4005500

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 […]

Air Dog Install Manual

[thanks to Air Dog] Click the link for the pdf version of the Air Dog Installation manual for the 24V CTD. Air Dog Installation manual

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 […]

12V Engine Diagram

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

12V Cummins Governor Spring Kit

CAUTION:If you intend to operate the engine over 3200 rpm, you should replace the engine valve springs with a heavy-duty type. If you do not have heavy-duty exhaust springs installed please call PDR for further instructions. Estimated completion time: (First time installer) 1.5 hours Things you will need to complete this project: 1. 7/16″ deep […]

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 […]