Engine
                                        Unicam four-valve - Single-cylinder four stroke
                                        Unicam four-valve - Single-cylinder four stroke
                                     
                                
                            
                                
                                    
                                        Displacement
                                        149 cc
                                        149 cc
                                     
                                
                            
                                
                                    
                                        Bore x Stroke
                                        66 x 43.7 mm
                                        66 x 43.7 mm
                                     
                                
                            
                                
                                    
                                        Compression Ratio
                                        11.7:1
                                        11.7:1
                                     
                                
                            
                                
                                    
                                        Fuel System
                                        Keihin 32 mm flat slide with Throttle Position Sensor (TPS)
                                        Keihin 32 mm flat slide with Throttle Position Sensor (TPS)
                                     
                                
                            
                                
                                    
                                        Fuel Capacity
                                        1.11 gal.
                                        1.11 gal.
                                     
                                
                            
                                
                                    
                                        Ignition
                                        Solid-state CD with electronic advance
                                        Solid-state CD with electronic advance
                                     
                                
                            
                                
                                    
                                
                            
                                
                                    
                                        Exhaust
                                        Consult owners manual for optional racing parts.
                                        Consult owners manual for optional racing parts.