Engine Block Drain Plug Kit – Fits MerCruiser Marine Engines (Replaces 22-806608A02, 18-4226) Optimax 132-0311 Ruggerini RM90 [Data Needed]

132-0311 Ruggerini RM90 [Data Needed]

A: Common symptoms include reduced water flow from the tell-tale (indicator stream)

If your engine has multiple carburetors

Alpha One identification decals

2× Shaft O-Rings (replaces 420-430-110

Engine Block Drain Plug Kit – Fits MerCruiser Marine Engines (Replaces 22-806608A02, 18-4226) Optimax 132-0311 Ruggerini RM90 [Data Needed]Engine Block Drain Plug Kit Fits MerCruiser Marine Engines (Replaces 22 806608A02, 18 4226) This engine block drain plug kit features blue plastic, wing nut style drain plugs designed for winterizing or draining MerCruiser stern drive and inboard engines. They are used to drain water from the engine cylinder blocks and exhaust manifolds to prevent damage from freezing. These parts are direct replacements for Sierra 18 4226, MerCruiser 22 806608A02, 22