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Diesel Tech / How-To

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No More Blown Boots: Merchant Automotive’s LML Duramax PCV Reroute Kit

Engines require crankcase ventilation to prevent pressure buildup that can blow out seals and cause routine leaks because all ICEs have a small amount of […]
The 2015 Ram 3500 is the best heavy hauler in its class. Ram Truck promotes its best-in-class payload of 7,390 lbs, torque of 865 lb-ft and towing capacity of 30,000 lbs. Our tester, being a Crew Cab, was rated slightly less at 29,010. In truth, most owners won’t notice the reduction in overall capacity. However, they will notice the added interior room of the Crew Cab.

Heavy Hauler: 2015 Ram HD Dually Test Drive

When you really need to tow a heavy load, the Ram 3500 DRW (dual rear wheel) truck can’t be beat. In fact, it’s top-in-class among […]

Tech Q&A Part #3

Light-Duty Diesel? Hello, I have not purchased a rig yet, hence my search for information. I wonder if you have tackled the following question before. […]
Dyno King

Dyno King: Chasing the 2000 Rear-Wheel Horsepower Record

Compound Setup: Both turbos over 100mm in compressor wheel diameter Five 120 percent over CP3s 600 percent over injectors 75hp Shot of Nitrous

Max Tow: Heavy Towing Performance Must-Haves

As tow vehicles go, the Ford F-450 may be in a class of its own. While the other two of the big three have increased […]

One-Day Upgrade: This ’15 GMC Went From Okay to Oh Wow in One Day

Javier Gomez owns a shop in Fontana, California, called Gomez Custom Wheels & Tires—and he’s pretty obsessed with driving cool trucks. Over the years, he’s […]
The heat generated by the turbos also needs to be shielded from the rest of the engine bay. With the cab off of this Duramax, it’s clear that some major heat shields are involved.

Turbocharging 101: A History of the Modern Diesel Turbocharger

Diesel engines have been around forever—certainly as long as their gasoline-fueled counterparts. And while we have naturally aspirated, supercharged and turbocharged gas engines, the turbocharger […]
1. The Banks Ram-Air Intake system is a simple to install stock replacement kit that increases airflow by up to 38 percent on the 6.0L Power Stroke, which improves throttle response and turbo spool-up time.

Project 6. Ole’ Reliable Part 1: Basic Air and Tuning Upgrades via Banks Power

This month, we dive into the buildup of yet another Ford 6.0L Power Stroke to help show that even though they may be known for […]

Air Density: Are Boost Gauges Fooling Us?

One of the things I enjoy the most about this job is being able to spend time with and learn from the industry’s greats. People […]

Super Nuts and Bolts: A Look Inside ARP Bolts and What Makes Them Better

The first step to creating a successful business is to identify a public need. Then, you’ve got to fill it. That’s exactly what racing enthusiast […]
15. This is the competed rear-Wilwood brake upgrade. The rear-brake caliper and pads install the same as the front.

Super Stoppers: Wilwood’s Big Brake Upgrade for Ford F250s

Wilwood Engineering, Inc. has been in the brake business since 1977. They are, perhaps, best known for the upgrade kits they offer for competitive motor […]

Oil Pan Upgrade: Ford 6.7L Power Stroke

After the 6.7L Scorpion Motor was introduced in late 2010, it was hailed throughout the 2011 model year as an all-new and revolutionary diesel. While […]

#3 Diesel: Is this the future?

I’ve always had that worry in the back of my head: what happens when we run out of oil? I’m a huge car guy, and […]

Train to Truck: Installing a ProBlaster Triple Train Horn Kit on a Dodge 2500 Ram

To be honest, we could preach that we needed the Kleinn air horns for safety reasons. Having audible horns no matter the circumstances is far […]

Under Pressure—A 1,200-Horsepower 6.0L Drag Truck

A friend of ours once said that racing a 6.0L Ford is like competing in a sporting event with one arm tied behind your back. […]

Turbocharged Upgrade: HSP Diesel Duramax S300 Turbo System

Making 500hp in a 2001 to 2010 GM Duramax is easy, right? While easy may not be the right word, the Duramax is a very […]
14. For those doubting the power of nitrous, there are vehicles out there like Wayne Talkington's 9,500 pound, 11-second semi that speaks to the success of injecting nitrous into a diesel engine. Wayne uses so much nitrous that he has two fill bottles mounted on the rear of the truck to combat any pressure drops.

Big Power with Nitrous: 300-500hp at the Touch of a Button

There’s perhaps no easier way to make a little extra horsepower than nitrous—but making big power with the bottle takes some doing. On the plus […]

Fuel Fix: High Speed Performance Fuel System for the 6.0L Power Stroke

Pump Systems A lift pump, as it’s commonly called on a modern diesel, is not the main injection pump. It simply supplies the main injection […]

Fueling Around at Work: Upgrading The Fuel System On A Cummins Powered Work Truck

“Pure Fuel!“ Proper operation of the fuel system in any diesel engine is of vital importance, especially with modern, high-pressure common rail engines. Getting the […]
1. The new Tap Shifter and Variable Vane Exhaust Brake kits from BD Diesel are the answer to every 6.4L Power Stroke owner’s dreams. Whether being used for heavy towing or just a high-performance application that could benefit from better control of the transmission, these two systems paired together are a surefire way to improve driving experience.

Full Control: BD Diesel 6.4L Tap Shifter and VGT Brake

While the 6.4L Power Stroke was virtually a home run for the Ford camp compared to its 6.0L Power Stroke predecessor, it still had its […]