1959 Porsche 718 RSK Spyder Front 1959 Porsche 718 RSK Spyder Estimate: Refer to Department Auction: Bonhams Greenwich 2020 © Bonhams/P.Litwinski Home » USA » 2020 Bonhams Greenwich Sale (Porsche 718 RSK Announced) » 1959 Porsche 718 RSK Spyder Front