THERMOSTAT & GASKET

for YAMAHA OUTBOARD

20 25 30 hp

2 stroke

20A, 25B, 25V, E25B, E25H, 30A, 30G 30H, E30H

2 cylinders with a single carburettor.

Replaces Yamaha :

Thermostat part number : 6F5-12411-03

Gasket part number: 655-12414-A1, 655-12414-00

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

20HP 25HP 30HP Thermostat & Gasket Kit for Yamaha 2-Stroke Outboards