Engine Type
449cc liquid-cooled DOHC 4-stroke; 5 titanium valves
Bore x Stroke
95.0mm x 63.4mm
Fuel Delivery
Yamaha Fuel Injection (YFI), 42mm
Ignition
TCI: Transistor Controlled Ignition
Transmission
5-speed; wet multiplate assist-and-slipper clutch
