These are no ordinary fuel funnels. Designed to prevent debris, dirt and even water being transferred to your fuel tank the Mr Funnel range are perfect to help protect your engine. Each Mr Funnel is constructed to be heavy duty and fast flowing for easier refuelling, but it is the special (patent pending) fluoropolymer coated stainless steel filter that really sets them aside from other funnels.Suitable for fuels such as Petrol, diesel, bio fuel, kerosene & heating oil.Three sizes of Mr Funnel are available -Medium - 5 1/2" diameter x 9" high. 18 litres per min flow rate. Filters to 149 micronLarge - 8 1/2" diameter x 10" high. 23 litres per min flow rate. Filters to 149 micronX-Large - 8 1/2" diameter x 10" high. 68 litres per min flow rate. Filters to 74 micron (features 2 filters)