Engine
                                        Beta built, 2-stroke, with BPV power valve system and counter balancer
                                        Beta built, 2-stroke, with BPV power valve system and counter balancer
                                     
                                
                            
                                
                                    
                                
                            
                                
                                    
                                
                            
                                
                                    
                                        Displacement
                                        351.7 cc
                                        351.7 cc
                                     
                                
                            
                                
                                    
                                        Bore x Stroke
                                        3.1 x 2.9 in. (78 x 73.6 mm)
                                        3.1 x 2.9 in. (78 x 73.6 mm)
                                     
                                
                            
                                
                                    
                                        Compression Ratio
                                        12:45:1
                                        12:45:1
                                     
                                
                            
                                
                                    
                                        Clutch
                                        Wet Diaphragm-style
                                        Wet Diaphragm-style
                                     
                                
                            
                                
                                    
                                        Fuel System
                                        Keihin PWK 38 mm
                                        Keihin PWK 38 mm
                                     
                                
                            
                                
                                    
                                        Exhaust
                                        Exhaust Valve - Beta Progressive Valve (BPV)
                                        Exhaust Valve - Beta Progressive Valve (BPV)
                                     
                                
                            
                                
                                    
                                        Ignition
                                        AC-CDI Kokusan
Spark plug - Dual MR7CI8
AC-CDI Kokusan
Spark plug - Dual MR7CI8
 
                                
                            
                                
                                    
                                        Starting
                                        Electric
                                        Electric
                                     
                                
                            
                                
                                    
                                        Lubrication
                                        Pre-Mix
                                        Pre-Mix
                                     
                                
                            
                                
                                    
                                        Fuel Capacity
                                        1.5 US gal.
                                        1.5 US gal.