Sierra 18-3551 Thermostat for Mercury, Mercruiser & Crusader (61°C) SM-18-3551
Sierra 18-3551 Thermostat for Mercury, Mercruiser & Crusader (61°C) SM-18-3551
SKU:SM-18-3551
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Sierra Marine 142°F (61°C) thermostat 18-3551 will replace the following thermostats:
- Mercury 59137, 807252T1 & 8M0089715
- Chrysler 4142885
- Crusader 96319
- Pleasurecraft R026002E (RO26002E)
- Mallory 9-43013
The thermostat is suitable for the following engines:
Mercruiser:
- Rover (3140000 & Up)
- 60 (1887079 - 2049044)
- 80 (2049045 - 2851423)
- 110 (1537370 - 2044033)
- 120 (166601 - 3377340)
- 140 6-cylinder (1538930 - 1725960)
- 150 (1666495 - 2048046)
- 160 with Aluminium Manifold (2048022 - 2770031)
- 175/4.3L, 4.3LX (262 CID) Old & New Designs (B527955 & Up)
- 185 (229 CID) 4bbl (6330183 - 6919655)
- 185 (262 CID) 2bbl (A331455 - B527954)
- 190 (283cid) (1564539 - 1730903)
- 200 GM 305cid (6218462 - B525981)
- 200/5.0L GM Old Design (0B525982 & Up)
- 205 (262 CID) (A331455 - B527954)
- 205/4.3L, 4.3LX (262 CID) Old & New Designs (B527955 - D714369)
- 215 Ford (2781153 & Up)
- 225 GM (1539620 - 2694014)
- 225/225S Ford (3385721 & Up)
- 228 GM MCM/MIE (4765100 - 6218461)
- 228 GM (4765100 - 6218461, 6218462 - 0B525981)
- 230 GM (6218462 - 0B773739)
- 230 GM IB with Standard Cooling (5907058 - 0B522505)
- 230/5.0L GM IB with Standard & Closed Cooling (0B522506 - 0B525981)
- 230/5.0L-LX GM Old & New Designs (0B525982 & Up)
- 233 Ford (4173000 & Up)
- 250 GM (2314301 - 2639854, 4768000 - 4908849)
- 255 Ford (3258728 & Up)
- 255 GM (4175500 - 4767999)
- 260 GM (350cid) (4908850 - 6218461)
- 260 GM (6218462 - 0B525981)
- 260 GM IB with Standard & Closed Cooling (5907058 - 0B522505)
- 260/5.7L GM IB with Standard & Closed Cooling (0B522506 - 0B525981)
- 260/5.7L GM Old & New Designs (0B525982 - 0F600999)
- 5.7L (350cid) (0B773305 - 0F600999)
- 5.7 GM Ski (A338553 - B514626)
- 5.7 GM Ski/Bravo Old & New Designs (B514627 & Up)
- 5.7L Ski (0A338553 - 0F775199)
- 270 GM (2851074 - 3077735)
- 280 GM TRS (4176250 - 4770199)
- 300 MR/TRS GM (6668677 - B430367)
- 320 GM EFI (A543604 & Up)
- 325 GM (2278747 - 2313964, 2313965 - 3042730, 3042731 & Up)
- 325 MCM/MIE (427cid) (2278747 - 380449)
- 330 with Merc Transmission (4623115 - 6083144)
- 330 GM with BorgWarner FWC & Standard/Closed Cooling (6083145 - 0B816540)
- 340 MIE FWC with Standard & Closed Cooling (5889914 - 0B788365)
- 340 MIE with Standard Cooling (5889914 - 0B788365)
- 350 Mag Alpha (0B252882 - 0F600999)
- 350 Mag Ski without Check Ball (0D505450 - 0K040399)
- 377 Scorpion MCM (0L416146 - 0M907201)
- 7.4L Bravo GM (0B771113 - 0F351999)
- 7.4L MIE (0B788366 - 0F349999)
- 7.4L MIE FWC (0B788366 - 0D715493)
- 350 MIE 454cid (3780450 - 4623109)
- 350 GM Magnum (0A635178 - 0B525981)
- 350 GM Magnum Old & New Designs (0B525982 & Up)
- 370 TRS GM (4179554 - 6721527, 6721528 & Up)
- 390 GM (2781129 - 2825059)
- 400 GM (4179554 - 0B457644)
- 400 TRS GM (4179554 & Up)
- 420 GM (A398941 & Up)
- 420 GM (0A398941 - 0B622418)
- 425 (454cid) (0A398941 - 0D937011)
- 440 (454cid) (4179554 - 0B485220)
- 440 TRS GM (4179554 & Up)
- 450 (454cid) (0F347100 - 0F347277)
- 460 TRS GM (4179554 & Up)
- 454 GM Magnum/Alpha Old Design (0A631894 - 0B785148)
- 454 GM Magnum/Bravo New Design (0B721206 - 0F304999)
- 465 (0C849992 - 0F213244)
- 500 (Gen+)/EFI 502cid (0L001477 - 0M907127)
- 502 Mag (0C878221 - 0F114528)
- 525 SC 454cid (0D456000 - 0L451623)
- 575 (0A677429 & Up)
- 8.2L MIE/ MIE FWC (0C878221 - 0D857199)
- 500 Bulldog (0C577254 - 0M050281)
- 888 Ford/MCM (3108723 - 4887829)
- 898/198 GM 305cid (4762210 & Up)
Crusader:
- CH190 (305 CID)
- CH220 (305 CID)
- CH270 (350 CID)
- CH350 (454 CID)
Ford:
- 302 CID engines
- 351 CID engines
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