Heavy-Duty Diesel Replacement Parts
Heavy-Duty diesel vehicles and machines have their fair share of flaws, and it’s important for owners and contractors to know about common failures and what replacement parts they’ll need for a fix.

LS Valvetrains: Take Something Good and Make it Better
I’m not sure anyone ever complained about the performance of a Gen III or Gen IV small block Chevy as they came from the factory. Let’s face it, they run good and some of them are downright wicked. But, thanks to engine builders and aftermarket performance parts, there’s always a way to make them run

A Guide to LS Cylinder Heads
All LS cylinder heads have performance potential, but as with any aspect of engine building, the end goal determines the starting point.

Connecting Rod Technology: A Collaboration Between Companies and Customers
Why is technology so interesting? For me, it’s because it always changes. No matter what it is, and no matter how good we make something, we always strive to make it better. There’s also proven technology that comes from testing, but more importantly, real-world use and abuse – an example of which is connecting rods.

Motorcycle Engine Bearings
Since motorcycle bearings are smaller than automotive, the oil clearance is smaller too. In order to achieve optimal conditions of hydrodynamic lubrication, the absolute tolerance of the oil clearance should be tighter than that of bigger automotive bearings.

Speed of Air Engine Technology
Speed of Air’s patented technology can easily and effectively optimize combustion to deliver a significant increase in power.

Drifting with Dry Sump Oiling Systems
Choosing between a wet sump oiling system and a dry sump oiling system comes down to a few key factors such as the application, the engine’s horsepower and rpm range and how much you’re willing to invest in a lubrication system. Your choice may also be limited by track rules. For customers who have already

Engine Bearings: To Coat or Not to Coat?
When it comes to keeping your engine happy and operating well, engine bearings are a component that play a big role in that regard. They’re small and relatively inexpensive when compared to other engine parts, but if an engine bearing doesn’t do its job, the consequences can be many.

Taking the Guesswork out of Rotating Assemblies
Rotating assemblies often turn into a guessing game as enthusiasts struggle to find the right option for their project. No matter who it is buying a rotating assembly, there are a few key factors to consider before making all your selections.

Pat Musi’s Love of Nitrous
These days, it’s impossible to look at a nitrous engine without recognizing Musi’s influence on the combination. He made advancements with nitrous power that no one saw coming, earning him prestige in the industry.

Running the Right ECU
It’s important that the ECU you choose for your vehicle’s engine makes sense for its application. Many people are not aware that the stock ECU simply isn’t going to cut it it many performance applications.

All About Timing Chains
If you’re building late-model dual overhead cam (DOHC) engines, you’ve probably noticed that a chain rather than a belt drives the camshaft. But why is this the case when chains are more expensive to produce?
