Signs of a failing thermostat gasket include visible coolant leaks around the thermostat housing
) 90 2-Stroke 1979–1986 857005A1 Mercury 90 (3 Cyl
a physical template is not included
This is a universal bulb for systems using an 8mm or 5/16" fuel line
Water Pump Impeller Repair Kit – Fits Johnson/Evinrude V4, V6, V8 75-250 HP (Replaces 5001595, 435929, 777802) 215HP Signs of a failing thermostatProduct Details This is a complete Water Pump Impeller Repair Kit designed for Johnson Evinrude 2 Stroke V4, V6, and V8 outboard engines from 75 to 250 HP, covering models from 1993 to 2009, including later E TEC variants. It provides all the necessary components for a full water pump service to restore engine cooling performance. This kit is a direct replacement for Johnson Evinrude part numbers 5001595, 435929, 777802, and serves as an aftermarket