Genuine YAMAHA Thermostats

Not all parts are listed here, if you can’t find your part, search our parts manuals for the correct part number and search for it in the bar above.

Outboard Model:Part Number
3A/4A/5C/6C/8C/25N (–’93)/
25NWO (’01/’02)
6E5-12411-02-00
9,9F/15F/25N (’94–)/40V/
100A/115C/(L)130B/
6E5-12411-30-00
(L)150F/175D/(L)200F/
200G/225D/(L)250A/(L)Z150P/
6E5-12411-30-00
Z150Q/Z175G/(L)Z200N/
Z200P/225G/(L)250B
6E5-12411-30-00
F15C/F20B6AH-12411-00-00
9,9D/15D/20C/25D/40Q/55B6F5-12411-03-00
30D/75C/90A688-12411-11-00
50G/60F/70B6H3-12411-11-00
F100B/F(L)115A/(L)Z250D/
Z250F/(L)Z300A
60V-12411-00-00
F2,5A69M-12411-01-00
F4A/F4B/F5A/F6C/F6A/F8B/
F8C/FT8D/F9,9C/F9,9F/
66M-12411-01-00
F9,9J/FT9,9A/FT9,9D/FT9,9G/
FT9,9L/F15A/F9,9B/
66M-12411-01-00
F25A/FT25B/F25D/FT25F/
F30B/F40F/F30A/F40B/
66M-12411-01-00
F40A/F50A/FT50B/C/F50F/
F50H/FT50G/FT50J/F60A/
66M-12411-01-00
FT60B/F60C/F60F/FT60D/
FT60G/F70A
66M-12411-01-00
F25G6FM-12411-00-00
F80A/F100A (99’/00′)66M-12411-01-00
F80A/F100A (01’/–)67F-12411-01-00
F100D6D9-12411-00-00
F(L)115B6EK-12411-00-00
F80B/F100B/F(L)150A/F(L)200A67F-12411-01-00
F(L)200C/F(L)225A/F(L)225B/67F-12411-01-00
F225C/F(L)250A/F(L)250B67F-12411-01-00
F100F6FP-12411-00-00
F(L)225F/F(L)250D/F(L)300B6CE-12411-00-00
F(L)200F/F(L)200G/F175A6DA-12411-00-00
F(L)300A/F(L)350A6AW-12411-00-00