color: White Material: metal + nylon Application: Outboard engine for Yamaha Mercury Honda speedboats Motorboats, etc. The o-ring does not compress and allow the filter to Press the housing, which then creates a leak. The O-rings are excellent quality. Draining of water or replacement of elements is determined by contamination level of fuel. Inspect the collection bowl for water daily and service as necessary. Replace elements at least once a year or when a decrease of power is noticed. To Drain Water 1. Loosen self-venting drain plug to drain water from bowl into a container. 2. Tighten drain. 3. Use primer bulb to fill filter with fuel. 4. Start engine and check ensure there are no leaks. Category: Oil-water separator ELEMENT TYPE: 10 Micron THREAD TYPE: 1 inch-14 CONNECTION TYPE: 3.125 inch Female Bottom Threads Model: S3227 Size: φ97*104mm Suitable for: ship yacht Tank material: iron plate Filter paper: oil-water separation filter paper Sealing ring: high quality nitrile rubber