THERMOSTAT, HOUSING & GASKET

for YAMAHA OUTBOARD

70 HP 2 stroke 3 cylinders- all years

60 HP 2 stroke 3 cylinders- all years

50G model 50 HP 2 stroke 3 cylinders -1995 and up

It will not fit earlier 50D (6H5 model)

50°C

Replaces Yamaha :

Thermostat part number : 6H3-12411-00, 6H3-12411-10, 6H3-12411-11

Gasket part number: 62y-12414-00, 6H3-12414-A1, 6H3-12414-00

Thermostat housing part number: 6H3-12413-00-1S

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

50HP 60HP 70HP Thermostat, Housing & Gasket Kit for Yamaha 2-Stroke 3-Cylinder Outboards – 50°C – Replaces 6H3-12411-00