Dyno testing a 2011 Corvette Grand Sport (manual) with TrickFlow Specialties LS3 cylinder heads and camshaft package, which is also equipped with long-tube headers and a custom tune from Greg Lovell ...

Way back in 2015, we performed the mother of all LS intake tests by running 20 different intakes designed for cathedral-port heads . That test included every cathedral-port intake we could get our ...

"Once you've put headers and a bigger cam into a 2010 Camaro, short of bolting on a blower or building a stroker, the only thing left to do is to install better cylinder heads." Those were the words ...

Obviously, these valve-control-related issues, associated with insufficient valvespring pressure, are the reason why camshaft manufacturers offer valvespring upgrades. The obvious answer might seem to ...