Post Your Successful Diesel Mods At Dieseldatabase

By Dean Isaacson | Published: 7 Mar 2011

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 Engine Diagram

By unknown | Published: 22 Oct 2010

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

Cummins Governor Spring Replacement Aid

By dieselminded | Published: 23 Oct 2010

Here’s the dust cover that needs to be removed to access the governor springs Once the dust cover is removed you’ll need to turn the motor over till a set of springs is lined up perfectly in the opening … there are 2 sets of springs they are mounted opposite of each other Here’s how […]

24V Transmission Band Adjustment

By dieselman | Published: 24 Oct 2010

One of the most frequent questions I get on the Cummins powered Dodge trucks is transmission related. The Dodge automatic tranny is very robust and does what it was intended to do very well. But given the reputation for massive torque that the Cummins engine provides, many times the transmission is asked to do far […]

P Pump Cutaway

By dieselminded | Published: 23 Oct 2010

I snapped these Photos at SDX Aneroid Fuel Plate Governor Arm Governor Spring Cover and Throttle Cable Connection Point Governor Springs Pump Cam Delivery Valves Together

China can make things cheaper than the US – Here’s How!

By unknown | Published: 23 Oct 2010

Ever Wonder How China makes Stuff Cheaper than us? China needs “fair trade” instead of “free trade,” and maybe the greater profit margins will make room for OSHA, EPA, and some of the other trappings that make America great! The Construction Site Hard Hat The Dust and Particle Free Breathing Apparatus OSHA Approved Scaffolding And […]

Transmission Pan Installation Guide

By unknown | Published: 24 Oct 2010

DODGE #727-D TRANSMISSION PAN Please read these instructions and parts list completely before installing this new transmission pan. Consult your owner’s or shop manual for transmission fluid requirements. TOOLS REQUIRED 1/2 socket wrench and driver (for removing the old cover) 1/4 allen bit with a 3/8 ratchet drive (1/4 allen key is furnished) 3/16 allen […]

12V Cummins Governor Lever Adjustment

By unknown | Published: 23 Oct 2010

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 […]

Another Pyrometer Installation

By unknown | Published: 23 Oct 2010

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 […]

Triple Turbos on a Powerstroke Diesel

By dzljim | Published: 24 Oct 2010

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 […]

Diesel Fault Finding Chart

By unknown | Published: 23 Oct 2010

Symptom Key # symptom 1 Engine Running Hot 2 Poor Transient Response 3 Smoke 4 Engine Lacks Power 5 Black Exhaust Smoke 6 Blue Exhaust Smoke 7 High Oil Consumption 8 Turbocharger Noisy 9 Cyclic Sound From the Turbocharger 10 Oil Leak from Compressor Seal 11 Oil Leak from Turbine Seal   Note: R = […]

Crankshaft Position Sensor Replacement

By unknown | Published: 23 Oct 2010

(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. […]

Stewart Warner B764 Programmable Speedometer Install Sheet

By unknown | Published: 10 Nov 2010

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]

Pyro Tap Help

By dieselminded | Published: 23 Oct 2010

Install Help. Note: Tap Size May Vary [thanks to DIS dieselpage.com used with permission]

Clutch Replacement

By unknown | Published: 23 Oct 2010

TOOLS: Tranny jack 2 or 3 ratchet straps porta power (this will make removing the cross member MUCH eaiser) A bottle jack and a piece of 4×4 will work in a pinch. Drill a hole in the end of the 4×4 to allow the bottle jack shaft to go in the 4×4 a couple of […]

Waste Gate Mods

By dieselminded | Published: 10 Nov 2010

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 […]