FITS '89-'91 Jet Skis: TS, SC, 650SX, X2, JET MATE All Year Ultra 150 ALLOWS YOU TO RUN YOUR MACHINE ON A GARDEN HOSE AND FLUSH OUT ANY HARMFUL DEPOSITS LEFT IN YOUR COOLING SYSTEM BY LAKE/ OCEAN WATER. Quick disconnect design makes it easier than ever to flush out your machine, no more water mess in your hull from screwing and un-screwing the garden hose inside the machine. This quick disconnect flush kit comes with a valve that only allows water flow through it when connect to the ski.