707HP Air Cooled Porsche 911 Turbo – A Porsche Lover’s Dream! Drag & Track by turboandstance - May 17, 2018August 19, 2020 At the inaugural event for the International Roll Racing Association (IRRA) we ran into Adam and Frank with their old school air cooled 1984 & 1987 Porsche 930 Turbo. These things pack quite a punch making over 700WHP and the coolest part is they did all of the work themselves! Follow us also on Facebook, Pinterest or Instagram! Leave a comment