If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of ...

Mecum Auctions is set to offer a 1966 Hemi Plymouth Satellite at its Kissimmee auction with a six-figure estimate. The 426 Hemi first appeared in 1964 as a race-only engine and immediately made ...

If you’ve been waiting for the chance to drop a factory-fresh Hemi V8 into the new Charger, your moment has arrived. One of the wildest crate engines ever offered by an OEM is back on the shelf, and ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Back in the days of carburetors and cigarette lighters being common in dashboards, a Gen-II Hemi didn't need a lot of spark plugs to prove a point. Eight cylinders, eight spark plugs — simple, loud, ...

For the 2025 model year, Ram stopped offering the Hemi engine for its 1500 class of pickup trucks. Ram boss Tim Kuniskis, who had left his job and come back, launched a top secret program to bring the ...

The HEMI engine is named after the engine's hemispherical shaped piston heads. While Chrysler brands popularized and trademarked the name, HEMI-style engines were developed in the early 1900s. The ...

When Ram announced that it would be dropping the Hemi V-8 from its half-ton order sheet, the brand’s loyalists were not shy with their disapproval. Even when it became clear that the Hurricane ...

What exactly are we doing here? Can’t we just dust off the test results and impressions from our July 2021 review of a Hemi-powered Laramie 4x4 the way Ram has dusted off the tooling and started ...