When your rally enthusiast car pals are dissecting the most recent race, they may mention “anti-lag” in their banter. You vaguely realize it’s associated with the epic, fiery exhaust pops these ...

Since 1998, Nissan has been working on a new kind of engine that could realize many automotive engineers’ dreams: an engine with a variable compression ratio. This was Nissan going against the hybrid ...

Thomas has spent two years working in the auto journalism industry, contributing to a UK-based newspaper and writing for Euronewsweek. A full-time writer and lifelong engineering enthusiast, he now ...

We may receive a commission on purchases made from links. Diesel engines, like all internal combustion engine types, require a mixture of fuel and air to flow through the intake system to operate.

Whether or not twin-turbo engines require premium gas is a matter for each individual engine manufacturer to decide. Reviewing some carmakers' statements as to which grade of fuel they recommend for ...

Rob Dahm, notorious rotary-powered car builder, has firmly jumped into the deep end of the pool with his latest project: The world's only 15.7-liter, tri-turbo Y12 rotary engine. If that doesn't make ...

The 1.6L Gamma engine makes the Veloster Turbo a tunable favorite, but not all projects end with more power – some end with a hole in the block. Hyundai’s 1.6-liter turbo Gamma engine is popular among ...

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected. Twin-turbo 4.3L V6 delivers 1,403 horsepower on the dyno ...

Porsche sells two variants of the same rear-engine vehicle with two wildly different flavors of speed, driving dynamics, and character. But there is only one winner.

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...