Back in the day, automotive engineers came up with all sorts of mechanical devices to keep your vehicle’s engine running at optimum efficiency. And those devices worked well — when they were properly ...

Dyno tuning is a crucial process for optimizing a vehicle’s performance, yet it’s often misunderstood or overlooked by many car enthusiasts. Delving into what dyno tuning involves and why it’s ...

Those in "the Know" are keenly aware that the import or compact industry is technologically driven. Complete stand-alone engine management systems, on-board air/fuel ratio monitors and even ...

Now entering its tenth month, Project T-top Coupe continues, but the top of November is also a point where we must pause, briefly, to celebrate a milestone. In February 2023, HOT ROD senior editor KJ ...

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 ...

It's a story as old as hot rodding itself. It starts with the sales pitch-"Buy my widget and your engine will gain 50 hp"-and ends with a disappointed customer with a car that sure doesn't feel like ...

When it comes to DIY upgrades for modern performance cars, few products offer a more compelling cost/benefit equation than aftermarket computer-tuning devices. We experienced some of these benefits ...

They can change your oil and top off the window-washer fluid at the Illinois Dyno Center in Port Byron, Ill. And they can do a lot more. Tom Calvert is utilizing more than 30 years of automotive and ...

Completely stock and with 93-octane premium unleaded in the fuel tank, Toyota’s all-new Tundra is much obliged to lay down 321 horsepower at 5,400 rotations per minute and 352 pound-feet (477 Nm) at 3 ...