Quote Originally Posted by chvy=power View Post
In reference to the 454 vs the vvt engine....the 454 probably has some cylinder heads, with hogged out runners that require high rpm to make any power, and same goes for the camshaft. Obviously a big donkey dick cam is gonna be a terd down low in the rpm. Mate the hogged out heads and a big cam in the 454, and a stock 5.3 will make more power down low
What I like about the L94 is that it isn't just making more power down low, it's also making more power up high. The graphs show the 454 only has a torque advantage within a very narrow RPM band, just a couple of hundred RPM.