Solutions Central Solutions Central › Tag: 4 stroke|air cooled|motorcycleFilter:AllUnansweredSort byViewsAnswersVotesB-12 Chemtool fuel system cleanerchemtooler answered 10 years ago • Choke, Cleaning / Degreasing > B-12 Chemtool® Carb, Throttle Body Cleaner1103 views1 answers0 votes