The 1967 Pontiac GTO marked a turning point for muscle car engines, with a new 400-cubic-inch V8 that came in several ...
The Goat was running an internally untouched LS1 that was still spewing gases through the stock exhaust manifolds and catalytic converters. Before even thinking of pulling a valve cover, we wanted to ...
With bolt-ons including Stainless Works headers, our 2005 GTO project previously made 375.9 hp and 372.7 lb-ft on SLP's Superflow dyno. Then Stainless Works bolted up its new 3-inch exhaust system at ...
The 1971 Pontiac GTO arrived just as the original muscle car formula was starting to unravel, and it shows in every line of ...
From the December 2003 issue of Car and Driver. It doesn't look like the old goat. That's the harshest indictment we can make against this new Pontiac GTO. Yes, there are other, eminently fixable ...