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 […]

APPS Repair

This guide addresses the construction, possible disassembly, and possible repair of erratic or failed APPS units. These throttle control units, APPS (Accellerator Pedal Position Sensor), most frequently seem to fail or become erratic in operation due to deteriorating contact between internal rotating fingers and the resistance track they ride on inside the APPS unit, causing […]

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 […]

B Series Valve Clearance Adjustment

Tools needed: 14mm wrench 15mm wrench 19mm wrench Large Flat blade screwdriver soft mallet or wood block Engine Barring Tool Long 1/2″ drive wrench Torque Wrench feeler gauge NOTE: The Cummins Midrange Performance Tool Kit (P/N 3399869) contains all of the tools required for an oil and oil filter change, a fuel filter change, and […]

Boost Gauge Installation on Dodge Cummins

1. A hole must be drilled and tapped into the intake crossover pipe for a boost source. 2. Remove the hose from the intake crossover pipe and push a rag well into the pipe past the point to be drilled and tapped. This will prevent chips from entering the engine. 3. Drill through the back […]

Banks New Six-Gun Diesel Tuner for Duramax LB7 Compatible with PowerPDA

Date: September 15, 2006 Contact: Dan Hobgood—Marketing Mgr. (626) 691-2188 dhobgood@bankspower.com For immediate release: Banks’ New Six-Gun® Diesel Tuner for Duramax LB7 Compatible with PowerPDA® AZUSA, CA—Gale Banks Engineering has developed a new Six-Gun® Diesel Tuner for Duramax LB7 pickups that is compatible with the Banks PowerPDA® Vehicle Command Center. The Banks PowerPDA and new […]

A Recommendation for Trailer Pullers

I pull a 27 foot fifth-wheel RV trailer. I’ve had it all over the West. As you know, there is a hill or two out here. In fact just south of my town, Bend, Oregon, there is a grade that slowed my previous truck with this trailer to 45 mph top speed. I’ve always hated […]

Crankshaft Position Sensor Replacement

(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. […]

Port and Polishing

First, you will need cutters. In the next photo you will see some of the cutters I use for this. On the right are metal cutters. These cost $20 to $75 each, so choose wisely. In the middle are sanding cones. I use #80-100-220-240 grit. I use a long mandrel and a (not shown) short […]

Cleaning Stickum Left From Vinyl

Just after the winter began winding down and the weather was beginning to warm up, I removed a large 30″ x 18″ vinyl sticker from the tailgate of my truck. No matter how much heat was applied, the back of the sticker refused to come loose. I tried everything, Goof-Off®, fingernail polish remover, paint thinner, […]

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 Engine Diagram

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

Dodge Stock Horsepower Chart

Here’s the stock Horse Power Rating for Cummins / Ram Trucks Year Transmission Stock HP 1994 Auto 160 1994 Manual 175 1994 1 Ton 240 1995 Auto 160 1995 Manual 175 1996 Auto 180 1996 Manual 215 1996 California 180 1997 Auto 180 1997 Manual 215 1997 California 180 1998 12V Auto 180 1998 12V […]

24V Transmission Band Adjustment

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 […]

BHAF – Big Honking Air Filter

BHAF = Big Honking Air Filter This is a very easy mod and the benefits are great … Cooler Egts … Better flow … More Whistle !!! First remove the air intake line running from your factory Air box to your Turbo Then remove your air box … just pull straight up This area it […]

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]