Thermostat, gasket and thermostat cover (housing)

FOR YAMAHA OUTBOARD

V4 all years

V6 small block, all years

100, 115, 130, 140, 150, 175, 200, 225 HP

2 STROKE

With carburettors

It will not fit HPDI models

You will need 2 sets per engine

Replaces YAMAHA Part number : 688-12413-00-1S / 688-12413-008D / 688-12413-009M

688-12414-00, 688-12414-A1

6E5-12411-30

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

100HP Up To 225HP Thermostat, Gasket & Housing Kit for Yamaha 2-Stroke V4 & V6 Outboards – Replaces 6E5-12411-30