Engine
                                        Unicam® SOHC; four valves per cylinder
                                        Unicam® SOHC; four valves per cylinder
                                     
                                
                            
                                
                                    
                                        Cooling
                                        Liquid-cooled
                                        Liquid-cooled
                                     
                                
                            
                                
                                    
                                
                            
                                
                                    
                                        Displacement
                                        150 cc
                                        150 cc
                                     
                                
                            
                                
                                    
                                        Bore x Stroke
                                        2.6 x 1.7 in. (66 x 43.8 mm)
                                        2.6 x 1.7 in. (66 x 43.8 mm)
                                     
                                
                            
                                
                                    
                                        Compression Ratio
                                        11.7:1
                                        11.7:1
                                     
                                
                            
                                
                                    
                                        Fuel System
                                        32 mm Keihin flat-slide carburetor with Throttle Position Sensor (TPS)
                                        32 mm Keihin flat-slide carburetor with Throttle Position Sensor (TPS)
                                     
                                
                            
                                
                                    
                                        Fuel Capacity
                                        1.1 gal.
                                        1.1 gal.