Outboard Thermostat – Fits Yamaha 2-Stroke & 4-Stroke 2.5-250 HP (Replaces 6E5-12411-30, 688-12411) 70HP This hydrofoil is designed for

This hydrofoil is designed for universal fitment on most outboard and stern drive motors in the 40-300 HP range

please verify your model is a 2000-and-newer V6 or V8 equipped with a brass sea water pump

For other brands

Manual handheld operation for flexible use

19" Fastener Type Pal nuts (included with some models) Function Supports boat weight on trailer

Outboard Thermostat – Fits Yamaha 2-Stroke & 4-Stroke 2.5-250 HP (Replaces 6E5-12411-30, 688-12411) 70HP This hydrofoil is designed forProduct Details This aftermarket Outboard Thermostat Fits Yamaha 2 Stroke & 4 Stroke 2. 5 250 HP is designed for a broad range of Yamaha engines. It regulates engine temperature for optimal performance, fitting various 2 stroke models from 3 HP to 250 HP and 4 stroke F series models from 2. 5 HP to 100 HP. The thermostat operates at a standard 50C (122F) for most 2 stroke applications. It serves as a direct replacement for multiple OEM and aftermarket