Home » VIDEO: Olthoff Racing Factory – Superformance GT40 Mark II – Specs, History + High-Res Photo Comparison Vs. GT40 Mark I » 2014—–04-20_090530-tile 2014—–04-20_090530-tile Home » VIDEO: Olthoff Racing Factory – Superformance GT40 Mark II – Specs, History + High-Res Photo Comparison Vs. GT40 Mark I » 2014—–04-20_090530-tile