The intake manifold distributes air or air/fuel mixtures to the individual cylinders under varying engine speeds, loads, and environmental conditions. Whether the working flow is pure air, air/fuel, ...

OBJECTIVE: Wet flow, pressure excursions, port volume, runner length, plenum volume—all these figure into an engine's overall efficiency. But there's more… Sometimes theory is neat, but sometimes it ...

What’s the first thing you look at when checking out someone’s engine bay? Chances are the intake manifold is at the top of that list. The type of intake manifold can tell a lot about it; stock ...

The Honda Civic brags a rich automotive heritage dating back to the first generation '72 model, with its 1.2L engine delivering 60 hp. Eight generations have passed since the Civic's debut, and the ...