Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...

Last summer, we embarked on a mission to build a gigantic Windsor engine that would perform admirably on pump gas and still be worthy of competing at a True Street Challenge. Pump-gas performance has ...

If you want to dyno test your tuner car, you can probably find a couple of good facilities in any nearby major city. If you want to do similar testing at a smaller scale, though, you might find it’s ...

Once you get into performance tuning a two-wheeler, you'll hear a lot of talk about motorcycle dyno tuning. Simply put, a dyno tune is the difference between two performance-tinkered motorcycles off ...