Assuming a properly tuned engine, there are three factors that contribute to poor streetability: long cam duration, high compression ratios, and excessive cruise rpm. Since cam selection is largely ...

What makes the most power may not always be the most efficient. With regards to bore and stroke, an engine is called "oversquare" if the bore is longer than the stroke, "square" if the bore and stroke ...

Car crafters all like to talk about engines. And in our world where there's no replacement for displacement, dropping the "stroker" term into your engine conversation is bound to garner attention.

Let’s take a look at some real-world production engines to see how bore and stroke affect performance, not just in theory but in practice. We start with the square and well-known Honda K20: 86x86 mm, ...