The Bussink GT R SpeedLegend is an ultra-rare retro-inspired speedster, based on the Mercedes AMG GTR
Roland A. Bussink comissioned the well-known AMG partner HWA AG to build the car
And it's a retro-inspired speedster
The SpeedLegend is heavily influenced by the SLR Stirling Moss and modern Formula One cars
It's expected to be a highly collectible car
...which was heavily modified
It resembles the "Halo" on modern Formula One cars
It has small barchetta-style windshield
Together with other modifications, it improves structural rigidity
It was entirely developed by HWA AG
In which case it produces 577 horsepower and 516 pound-feet (700 Nm) or...
This gives you 850 horsepower and 767 pound-feet (1,040 Nm)