1966 Pontiac GTO 6. 5l, awesome V8 exhaust sound, start up and impressions of this classic Pontiac. Facts of the Pontiac GTO: V8 engine 6374 cm 335 HP at 5000 rpm max. torque 597 Nm at 3400 rpm 3speed automatic top speed 195 km, h acceleration 0100 km, h in 6, 9 s consumption 22, 5 l l, 100 km