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 ...

Holley Performance recently started to offer its Sniper fabricated intake manifold, which is available for Chevrolet LS Small Block V8 engines. The suggested retail on these manifolds ranges from ...

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 ...

Periodically, you've been exposed to some notions in this column that were linked to an engine's individual cylinder tuning or optimization. In some instances, we've hinted about certain ideas while ...

For years LT1 enthusiasts have been running well into the nines with factory LT1 and LT4 intake manifolds. With some porting the factory castings have proven capable competitors, even on big-cube and ...

The folks at COMP Performance Group have been hard at work on a selection of products sure to be an instant grand slam with the LS community, and two particularly interesting items on hand at the ...

QUESTION: I was just informed the coolant leak in my GMC Yukon is due to a leaking intake manifold gasket. Apparently this is a common problem. I was shocked at the price quoted for the repair and am ...