We're out for torque, and nothing serves it up like huge cubes and a big arm. Stroking delivers both. Common Chevy 383 and Ford 347 combos have brought strokers to the masses, but there can be more ...

The Mazda CX-90 feels like a bona fide luxury SUV, but the company's current upmarket push isn't its first. At one time, Mazda was actually going to launch its own luxury sub-brand, and it would bring ...

Porsche has patented a revolutionary new engine with a six-stroke combustion cycle. Essentially, the engine is combining both a two-stroke and four-stroke engine into one, taking the individual ...

Nikesh Kooverjee has been contributing to the automotive sphere for 11 years. His previous roles include Digital Editor at CAR South Africa and associate editor at CarBuzz. He has always had a strong ...

Mazda’s implementation of the Miller-cycle engine in their production vehicles, starting with the 1995 Xedos 9, marked a significant shift in automotive powertrain design. The unique 2.25-litre V6 ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

You may have heard your car has a four-stroke engine, but you're not sure what that means. Why are there four? And what is a stroke, anyway? A modern gas engine most commonly uses pistons and a ...

The history of the motorcycle engine is long and storied, and ever-evolving. From extremely reliable motorcycle engines to the powerful Harley-Davidson crate engines, there are major bike engine types ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...