Racor/Parker Snapp is a one piece disposable fuel filter water separator for 24/7 protection even with E10 gasoline, Diesel and Bio-Diesel Fast, easy, clean, SNAPP is a fuel filter change for the better SNAPP is big protection for small engines up to 140 hp or 26 gph and makes every filter change literally a snap. Fast, easy, clean. No tools are needed when its time for service, simply snap in a new filter. Simple installation and a patented priming system mean that protecting your engine investment is now a SNAPP!