Barn Find Gold!

Cletrac created a new market segment in 1916 when it introduced the diminutive model R crawler. When Rollin H. White founded Cleveland Motor Plow Company in…

Sizing Turbos for Diesel Engines

Diesel guys are number guys whether they know it or not. You’ll see the Big Three touting numbers in all of their ad campaigns: best in class towing, most torque, highest horsepower. In a day…

Project Obsessed

Part eleven of this project build. Can you believe it?! Almost an entire year into this old Ford build-up and we’re rounding third headed for home. This…

Cool It

We know what you’re thinking. Another article about how to save a 6.0L Power Stroke form imploding on itself. Well sort of, but the truth of…

RPM Offroad 2014 Open House

The 2014 RPM Offroad Open House/Dyno Day got off to a soggy start with rain throughout the previous night and into the morning. Normally spring weather in Bristol, Tennessee, is sunny…

LB7 Duramax: Tuner’s 2001-2004 Stealth 64 Turbocharger

With these modifications taken care of, the real performance-limiting factor with the LB7 Duramax is the factory IHI turbocharger. While the stock…