Solutions Central Solutions Central › Tag: filling carb with #2616 thru fuel line to clean internallyFilter:AllUnansweredSort byViewsAnswersVotescan I safely use 2616 inside a 2003 Honda Magna carb filling carb thru the fuel line and soaking to clean blockage.chemtooler answered 3 months ago • Throttle Body Cleaner | Fuel Additives / Treatments192 views1 answers0 votes