In most tests on engines up to 6,500 rpm, a modern high-rise dual-plane intake like this Chevrolet Performance example on a Chevy 350 generates the best overall average torque and power numbers ...

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 ...

Lingenfelter has just released a carbon fiber intake manifold for Chevy C8 Corvette Stingray coupe models powered by the 6.2-liter LT2 V8. The five-layer carbon fiber upper is paired with a ...

The time has come to buy a new intake manifold for your hot rod. There are plenty of choices on the market: single-plane, dual-plane, dual four-barrel, three two-barrel, tunnel-ram, and so on. You've ...

Engineers put a lot of hours into making the 2014 Chevrolet Cruze Clean Turbo Diesel a segment leader in EPA-estimated highway mileage. And one of the tricks they used to get there was something ...

Any engine builder will tell you how important cylinder heads are to power and performance, so enthusiasts looking to spruce up their budget Chevy 305 small-block (SBC), or the larger and more popular ...