Thermostat housing for Mercruiser GM V6 / V8 up to 1999, MD87290A4

This thermostat housing is suitable for the following models :

• Mercruiser
• 4.3L
• 175 (1987) S/N 0B527955 - 0B773242
• 185 2bbl. (1985-1986) S/N 0A331455 - 0B527954
• 205 (1985-1986) S/N 0A331455 - 0B527954
• 205 (1987) S/N 0B527955 - 0B775129 (Design 1)
• 4.3L (1988-1993) S/N 0B773243 - 0F000877 (Design 1)
• 4.3LX (1988-1993) S/N 0B775130 - 0F001219 (Design 1)
• 5.0L
• 200 (1985-1987) S/N 6899058 - 0B774444
• 228 (1982-1984) S/N 6218462 - 6899268
• 230 (1985-1987) S/N 6899269 - 0B773739
• 230 MIE (1981-1987) S/N 5907058 - 0B788151 with standard cooling
• 5.0L (1988-1995) S/N 0B774445 - 0F600999 (Design 1)
• 5.0L MIE (1988) S/N 0B788152 - 0C396832 (Design 1 and standard cooling)
• 5.0LX (1988-1995) S/N 0B773740 - 0F600999 (Design 1)
• 898 (1983-1984) S/N 6218462 - 6899057
• 5.7L
• 260 (1982-1987) S/N 6218462 - 0B773304
• 260 MIE (1981-1987) S/N 5907058 - 0B788151 with standard cooling
• 300 (1985-1986) S/N 6668677 - 0B430367
• 350 Mag. Alpha (1986-1995) S/N 0A635178 - 0B525981 (Design 1)
• 5.7L (1988-1995) S/N 0B773305 - 0F600999 (Design 1)
• 5.7L MIE (1988-1995) S/N 0B788152 - 0F600999 (Design 1)
• 5.7L Ski (1985-1995) S/N 0A338553 - 0F775199 (Design 1)
• 7.4L
• 420 (1987-1989) S/N 0A398941 - 0B622418
• 450 (1995-1996) S/N 0F347100 - 0F347277
• 8.2L
• 500 (1994-1998) S/N 0F213293 - 0L001772
• 500 Bulldog (1990-2001) S/N 0C577254 - 0M050281

Replaces the following manufacturer ref. no.

• Mercruiser No. 87290A4