Swapping an engine can already be an incredibly expensive endeavor, but if you're not careful you could wind up with an ...

As automotive builders look ahead to spring and summer project timelines, early-year planning is shifting into gear.

Adding real horsepower without tearing your car down to the firewall is not a fantasy. With the right mix of tuning, airflow, fueling and exhaust work, it is possible to unlock serious gains while ...

Keeping older vehicles running is more popular now than at perhaps any time in recent history. New hardware, wiring harnesses, ECUs, turnkey crate engines, and accessories make 4x4 repowering easier ...

This custom 124 Spider ditches its 1.4-liter engine for something even better. The owner tells us how the project came to ...

Thankfully, some folks just can't leave well enough alone. We think you'll agree that in the quest for vehicular nonconformity-at least, at the present time-and ultimate utility, the diesel engine ...

A dual-fuel conversion system can offer some of the fuel- and emissions-saving benefits of a natural gas engine without going out and buying a brand-new truck. Recent changes in Environmental ...

Yesterday, this Ferrari F355 V8 engine and accompanying six-speed manual gearbox came up for sale, so we asked you which cars would be best for a swap. These are the responses we saw the most. The 4C ...

The following material is a brief snyopsis of Chrysler's MoPar Engine Swap Bulletin and, because of recent safety and emissions restrictions, is for vehicles intended solely for off-road use in ...

Hey, we love carburetors as much as the next gas monkey, but it's hard to beat the driveability advantages of electronic fuel injection. Even if an EFI system doesn't necessarily deliver a performance ...