Kawasaki Motorcycle 1967 A1SS MUFFLER A1SS SEPARATE TYPE Kawasaki Motorcycle 1968 A1SS MUFFLER A1SS SEPARATE TYPE Kawasaki Motorcycle 1969 A1SS MUFFLER A1SS SEPARATE TYPE Kawasaki Motorcycle 1970 A1SS-A MUFFLER A1SS SEPARATE TYPE Kawasaki Motorcycle 1971 A1SS-B MUFFLER A1SS SEPARATE TYPE Kawasaki Motorcycle 1967 A1SS MUFFLER A1SS UNIT TYPE.