Install O-rings on a Cummins Cylinder Head

November 22nd, 2011

In the diesel performance world, O-ringing or fire-ringing the heads is a very common upgrade. Common, because, in high output situations, it’s all that will keep the fire contained in the combustion chamber when pressure is trying to launch the cylinder head into low synchronous orbit. Read the rest of this entry »

A Vintage Ford With Diesel Power

November 18th, 2011

Classic trucks and diesels represent the biggest growth in the light truck market these days. Many hot rodders and street rod enthusiasts are giving up their traditional rides in favor of building some vintage iron, because trucks from the 1950s and ’60s are increasing in popularity and are more useful than a ’32 roadster. And the existence of quality aftermarket replacement sheet metal and parts from companies such as LMC are making the builds more attractive. Read the rest of this entry »

NADM East Coast Nationals

November 16th, 2011

Huge Turnout At Third Annual Event

The rolling hills of the Pocono Mountains in Pennsylvania have long been the place to escape the hustle and bustle of New York City. The fresh air and green trees are a stark contrast to the concrete jungle of the city. The Poconos are also home to one of NASCAR’s biggest racetracks, and there are plenty of places to get away for the weekend. Read the rest of this entry »

The 2011 Dog Days Dyno Challenge

November 13th, 2011

On July 9, 2011, Bully Dog threw open its doors and access to the dyno at its American Falls, Idaho, headquarters for this year’s installment of the company’s Dog Days Dyno Challenge.

The dyno challenge actually began years ago as a way to entertain retailers who had come to Bully Dog’s HQ for training sessions on how to use and sell the various Bully Dog products. Read the rest of this entry »

A Nissan Diesel Pickup With Attitude

November 8th, 2011

Import diesel pickups have been around for a long, long time in every market except the United States. Markets such as Asia and Africa and even South America have enjoyed diesel pickups, both full size and compact, for decades.

Why aren’t there any import diesel pickups in the United States as of now? Many of the drawbacks include safety and emissions standards, along with the business case for offering emissions-friendly diesels while still making a profit. To date, the only diesel pickup reportedly headed to the United States comes from Mahindra USA, Inc., although we’ve yet to see any arrive. Read the rest of this entry »

VW TDI Spotter’s Guide

November 8th, 2011

The 2010 TDI Cup edition—perhaps the sportiest TDI to roll off the VW assembly line.

Which Ones to Consider and Why

With no end in sight to the high price of fuel, many people are rethinking their daily drivers. And while hybrid and electric cars may be all the rage among the Hollywood elite and the tree-huggers, it is very easy to see that these cars are not the environmentally friendly solution that many people believe they are—since it will take more pollution-spewing powerplants to charge the things. Read the rest of this entry »

Air Dog’s New Raptor Lift Pump for the 24-Valve Cummins

November 3rd, 2011

Anyone who is familiar with a 24-valve Cummins knows the weak link in the system is the lift pump. Mounted on the side of the engine, where heat and vibration can take their toll on the unit, the lift pump pulls fuel from the tank and supplies it to the VP-44 injection pump. Read the rest of this entry »

A Daily Driver With Attitude

October 27th, 2011

What sets an automotive enthusiast apart from a regular vehicle owner? An enthusiast rarely leaves anything stock. He modifies, customizes and builds his truck to his own personal tastes, needs and liking. Such is the story behind Ray Smith’s second-gen Dodge 4×4. Read the rest of this entry »

Mickey Thompson’s Wild SEMA Super Duty

October 26th, 2011

When you’re a high-visibility and legendary company in the automotive industry, it stands to reason that you need a high-visibility vehicle to stand out at the largest gathering of custom vehicles and automotive parts in the country—the SEMA Show, which is held the first week of November in Las Vegas. Read the rest of this entry »

Towing Performance Buyers Guide

October 21st, 2011

Parts to Get You There and Back


When towing a heavily laden trailer, your engine needs all the help it can get. These performance pieces are just some that will give your rig the power it needs to get that trailer over the largest hills and the longest grades. Read the rest of this entry »