Built for the podium and bred to win, the 2020 GP1800R is back and faster than ever. Since its release in 2017, the Yamaha GP1800R SVHO has completely dominated the Australian and World Pro Stock race scene. Pro Stock racing, also known as the â??Manufacturers Classâ??, provides the best comparison of out-of-the-box performance of each manufacturers race ski offerings. From short course to long distance offshore endurance racing, no other watercraft model has achieved as many victories as the GP1800R SVHO over the last three years. Engine Type: 4-stroke, 4-cyl DOHC, 16-Valve, Super Vortex High Output Marine Engine Displacement: 1812.0 cc Pressure Pump: 160mm 8-Vane High-Pressure Axial Flow Bore x Stroke (mm): 85 X 78 Compression Ratio: 8.5 : 1 Lubrication System: Scavenger Pump Assisted Wet Sump Fuel Management: Electronic Fuel Injection Fuel Tank Capacity: 70.0 L