Manifold Engine Water Plug, Drain Plug Kit Replacement for Mercruiser 22-806608A02 Replacement for Sierra 18-4226 Compatible with GLM 13992 Pack of 5. 5.0 out of 5 stars. 14. 50+ bought in past month. Price, product page $4.99 $ 4. 99. FREE delivery Mon, Mar 31 on $35 of items shipped by Amazon.. Drain Plug This item for sale is a brand new Drain Plug Kit used to drain your engine block and manifold. Fits most Mercruiser marine engines. Replaces: 22-806608A02 22-806608A1 Includes 5 plugs and o-rings
How to drain the mercruiser block and manifold. Draining your Mercruiser manifold for winterizing.. My 1999 SeaRay 180 BowRider has 2 drain plugs (one blue plastic and one brass) that I remove every fall to drain all the water from the engine. Well I lost the brass plug. The engine is a Mercruiser 3.0. I've gone through online parts catalogs and ended up with Quicksilver 22-328022.