Thermostat for Johnson and Evinrude V6 outboards with carburetors and Mercury and Mariner V6 outboards with carburetors. Replaces Johnson and Evinrude part numbers 378065, 393659, 437414, 434841, 5005440. Replaces Mercury and Mariner part number 75692.

May fit other models and will not fit every V6 outboard.