Engine & Exhaust

What does every boat on the lake have in common with every car on the road? The obvious answer is that they all need (say it with me) MORE POWER! […]

When Chrysler announced it was bringing back the legendary Hemi in the early 2000s, it was a big deal. This new series of Hemi engines is often referred to as […]

I have a 5.7L LS6 engine out of a 2005 Caddy CTS-V that dropped an intake valve with just over 50K on the odometer. The damage was not too extensive (no […]

There are all sorts of engine oil filters out there. In fact, a trip to our favorite auto parts website will reveal thousands of oil filters available for any number […]

Despite sharing a name, not all oil pump primers are designed for the same job—certain oil pump primers are made to only prime the oil pump, while others can prime […]

I’d like to build a Chevy 400 to drop in my short box pickup. The goal is a fun street truck, no track time, more likely to hit the highway […]

Your vehicle’s engine bay is a high-stress environment, with a lot of heat, vibration, and other cyclic loading forces that increase as you add horsepower. That’s why you want to […]

What the heck is an L99? We know GM uses these alphanumeric designations to label its many engine configurations, some of which were more notable than others. For instance, most […]

Why do some engine builders stagger the rocker arms, 1.6 on the intake and 1.5 on the exhaust?  Is there any benefit in doing that?G.L. This is a great question and […]

At first glance, it doesn’t seem like there are a lot of fasteners in an engine. But think again! Looking at it from the carb studs down to the oil […]