In the first installment we dealt with the essentials of spec intake manifolds. The story was intended to establish a level of understanding that would enable more specific information to be helpful, ...

Editor's Note: As inanimate as intake manifolds may appear, they provide a path to both major and minor on-track power gains. Selection is one thing; "tuning" them to specific applications is a blend ...

Diesel engines require on heated and compressed air to run efficiently. Glow plugs and intake heaters help make that happen, ...

You've probably heard about the three "stages" of tuning, but what do they mean? And is there any standard definition for ...

Driving a V8, an engine that already has its pros and cons, means getting a level of power and capability that just isn't available in vehicles with fewer cylinders. This means aftermarket ...

Sponsored Content. We may receive a commission on purchases made from links. The 6.7-liter Cummins turbodiesel inline-6 is one of the most widely used diesel engines out there. It has been fitted to ...

The Ford Motor Company (F) is recalling 90,736 automobiles due to engine intake valve issues that could lead to accidents. The National Highway Traffic Safety Administration (NHTSA) reported on ...

The internal combustion engines that power our vehicles have come a long way in the past several decades. Not only have they become more efficient and better for the environment, but car engines have ...

Have you ever heard of the Silent Knight? It was a unique engine that ditched noisy valves for a weirder, quieter, and more ...