The supercharged LS is backed by 4L80E four-speed with a billet torque converter set for a 3,000 rpm stall speed from Orange County transmissions. See All 10 Photos The Twisted GTO debuted at the ...

A stunning black-on-red 1966 Pontiac GTO Convertible with a fuel-injected 389 V8 and 5-speed manual will cross the auction block. Muscle car enthusiasts will have a chance to bid on a beautifully ...