Use Fluid Stopper for remaining fluid inside the funnel to flow to the radiator hose by squeeze it and release. Fill funnel slowly and carefully with coolant about 1/3 full. When run the engine with funnel attached, fluid level should be at low position.
The "No Spill Funnel Kit" is ideal for RV enthusiasts seeking a spill-proof solution for coolant filling their car cooling system radiators.
