What Causes A Spark Plug To Eject (And How To Fix It)

A spark plug can eject either due to poor design or a lack of sufficient torquing. You can fix this by tightening a loose ...
Hot Rod

Making Sense of Cylinder-Head Flow Testing

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...
Motor Trend

Cylinder Head Correction - Head Games z

Part of the allure of building an engine is the challenge you find within the smallest details. Checking parts down to the thousandth of an inch is part and parcel to making reliable horsepower. While ...
Hot Rod

Go With the Flow Part I: Making Sense of Cylinder Head Flow Testing

We all have heard the statement that an engine is an air pump; the more air it can pump the higher the output will be. The industry standard for quantifying the amount of air passing through the ...