Tech Articles

In our Head Start series, we’re giving you the dos and don’ts of choosing aftermarket cylinder heads. Part One covered the don’ts — the most common mistakes people make when cylinder head shopping. Now we’re […]

I’ve heard that late model engines now run much thinner rings than the older production engines. Are these thinner rings just there to improve fuel mileage or is there a […]

Compression equals horsepower. The reason is simple: The more you squeeze the air and fuel mixture in the combustion chamber, the more power you can create. In theory, forcing air and […]

Consistency is key when tuning a nitrous car. By maintaining consistent nitrous pressure from run to run, you eliminate one variable so you can identify other needed adjustments in your track setup. In […]

Every car nut has his own way of doing things. That goes for the engineers and marketing guys at big automotive and aftermarket parts manufacturers, too. For example, some fuel […]

Long-time diesel guys know the benefits of a lift pump.  By feeding the injection fuel pump with a steady supply of fuel, a properly operating lift pump assists in maintaining constant fuel pressure even under high […]

How do I choose the right cylinder heads for my engine? It’s a simple question but the actual answer is more complicated than you’d think. There are many factors involved in […]

The venerable carburetor is arguably the most recognizable hot rod part. That’s because the carburetor has been the crowned jewel of some of the most revered small blocks, big blocks, HEMIs, and six-cylinders to ever […]

I was at my local car show the other day and I talked with a guy who built an inline Chevy 6 for his street rod. I was interested in […]

I’m considering swapping a 6.0L truck LS engine into my ’69 Chevy pickup and I’m trying to decide which intake system to use. My engine has the stock plastic, truck […]