Designed and constructed by SEM from A365-T6 aluminum and heat-treated Plenum features 2.75L of internal volume for increased flow capacity to supply enough volume for higher rev limits Shallow ...

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 ...

Since the days of relieving flathead Fords, we've known about the advantage of porting. Grind those critical passages with the right touch, and airflow through the engine improves-and with more air ...

Porsche often does things backwards—just look at the 911, keeper of the rear-engine flame. But that philosophy extends to smaller things, too, as Jason Fenske of the YouTube channel Engineering ...

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 ...

Bowling Green, Kentucky-based aftermarket supplier Holley Performance has unveiled its new Lo-Ram LS intake manifold product line, which was designed specifically for Gen III and Gen IV General Motors ...

While most Honda nuts always go for broke with a DOHC engine there are the few that either don't have the money to swap out to a twin cam power plant or just simply choose to make the most of what ...

Ford can lay claim to a new 3D-printing milestone. The Ford Performance subsidiary's intake manifold found on Ken Block's 1977 Ford F-150 Hoonitruck is the largest 3D-printed metal part made for a ...

An upgrade to a premium air intake manifold delivers significant performance breakthroughs to enthusiasts who care about vehicle enhancement. All car owners who drive 6.7 Cummins diesel engines and ...