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 ...

A ZL1 undergoes dyno tuning on ethanol in this video, showcasing the process and unveiling the car’s resulting power.

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 ...

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 ...

In our previous installments, we've examined in detail how Recon Automotive Remanufacturers engineers and builds 496ci rat motors for Summit Racing. These engines are the product of components from ...

Last month we built a mild street engine using a factory Chrysler 383 block, crankshaft, rods, and cylinder heads combined with some aftermarket goodies from Comp Cams and Summit Racing Equipment, 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 ...

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 ...