1939 Velocette Roarer ReplicaEngine: 498cc air-cooled supercharged SOHC parallel twin w/two counter-rotating crankshafts, 68mm x 68.25mm bore and stroke, 7.5:1 compression ratio, 54hp @ 4psi boost (est.)Top speed: 140mph (est.)Carburetion: Single Amal 10TT9 w/Shorrock-type superchargerTransmission: 4-speed, shaft final driveElectrics: Lucas AC2 magnetoFrame/wheelbase: Steel tube ...
Classic Velocette Motorcycles
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