Engine science isn’t quite a lost art, but it’s something that is much more understood than it used to be. Now, engines are incredibly talented at everything thanks to innovations in combustion ...

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 ...

For example, testing demonstrated a clear 175-rpm torque peak shift for each 25mm change in intake runner length. With a stock baseline runner length of 275 mm, engineers went to both extremes of the ...