Give your 2018-2021 Yamaha 210 FSH Deluxe a thorough once-over with cooling confidence by swapping in every OEM part from this all-in-one service kit. It's tailored for the single 1.8 L engine, so you can breeze through maintenance and be back on the water in no time.. What's inside (and why you'll appreciate it):. 1 gal Yamalube 10W-40 Mineral 4W + 3 quarts - marine-grade oil that clings to bearings and wicks heat away during high-RPM runs.. (2) 5GH-13440-80-00 oil filters - deep-pleated media snags micro-metal debris that bargain filters miss, keeping oil passages clear.. (2) 6EY-14451-00-00 air filters - fresh pleated elements restore unrestricted airflow for crisp throttle response and smoother idles.. (6) NGK CR9EBSpark plugs - factory-gapped for instant, reliable sparks after winter lay-ups or marathon cruises.. (2) 6EY-R1321-01-00 stainless impellers - rebuild water-pump pressure to boost coolant flow, so your engine stays comfortably cool.. Disposable Yamaha funnel - keeps oil