If you're a typical car crafter, one of the first performance-engine parts you bought was probably a dual plane intake manifold. A well-designed dual plane intake can improve torque, add horsepower, ...

Editor’s Note:Back in our February 2014 issue, we compared Air Flow Research’s Titan TX-series single-plane polymer intake manifolds on a 383 stroker in a former ...

Baseline tests on the stock manifold were done with a 650 Holley carburetor mounted on an adapter plate. Here, writer David Vizard sets the idle mixture being delivered by the electronic Holley. For ...

Horse Sense:The more we test the GT-40 intake manifold, the more impressed we are. It's well over 15 years old and it's still being compared to the most contemporary hot-rod intakes. Not many cams, ...