Thermostat & Thermostat Gasket

for

Yamaha outboard

2.5 hp ,4 hp , 5 hp, 6 hp 4 stroke

F2.5A all years

F2.5B all years

F4A all years

F4B all years

F5A all years

F6C (single cylinder) all years

Replaces Yamaha :

Thermostat Part Number : 66M-12411-01

Gasket Part Number : 68D-12414-A0

Why Buy from SSI Marine:

Workshop-tested aftermarket & OEM-spec parts

Fast UK dispatch (same-day before 1 PM Mon–Fri)

Tracked 24-hour UK delivery

UK stock – collection available from Leigh (Manchester)

Technical support available

Buyer Responsibility:
Please confirm compatibility with your engine model and serial number before purchase.
If unsure, contact us — our technical team will be happy to help.

For general guidance on choosing the correct outboard parts, visit our help page:
https://ssimarine.co.uk/blogs/news/blogs-news-how-to-order-the-correct-outboard-parts

2.5 6 Hp Thermostat & gasket for Yamaha outboard 4 str F2.5A F2.5B F6C 2.5hp 6hp