Mercury MerCruiser 25-30224 Genuine OEM Alpha Bravo BigFoot Thermostat O-Ring

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  • Regular price $5.95
  • Will be in stock after


  • Genuine OEM Mercury Quicksilver Parts
  • Thermostat O-Ring
  • I.D.: 1.875" or 47.6mm
  • Width: 0.135" or 3.4mm
  • For use with:
    • 45 JET - 0D000750 THRU 0G290584
    • 45 JET - 9683055 THRU 9885344
    • 45 JET - 0G290585 THRU 0G589999
    • 45 JET - 9885385 THRU 9973099
    • 45 JET - 0G760300 THRU 0T129554
    • 45 JET - 0P017000 THRU 0P094499
    • 45 JET - 0G590000 THRU 0G760299
    • 45 JET - 9973100 THRU 0P016999
    • 50 (3 CYL.) - 0D000750 THRU 0G290584
    • 50 (3 CYL.) - 9683055 THRU 9885344
    • 50 (3 CYL.) - 0G290585 THRU 0G589999
    • 50 (3 CYL.) - 9885345 THRU 9973099
    • 50 (4-STROKE)(4 CYL.) - 0P094500 THRU 0P206999
    • 50 (4-STROKE)(4 CYL.) - 0T178500 THRU 0T598999
    • 50 EFI (4 CYL.)(4-STROKE) - 0P153500 THRU 0P400999
    • 50 EFI (4 CYL.)(4-STROKE) - 0P401000 THRU 0P515896
    • 50 EFI (4 CYL.)(4-STROKE) - 0T409000 THRU 1B344306
    • 50 EFI (4 CYL.)(4-STROKE) - 1C000001 THRU 1C050251
    • 50 EFI (4 CYL.)(4-STROKE) - 0P515897 & Up
    • 50 EFI (4 CYL.)(4-STROKE) - 1C050252 & Up
    • 55 (3 CYL.) - 0D000750 THRU 0G290584
    • 55 (3 CYL.) - 9741042 THRU 9885344
    • 55 (3 CYL.) - 0G290585 THRU 0G589999
    • 55 (3 CYL.) - 0G290585 THRU 0G589999
    • 55 (3 CYL.) - 9885345 THRU 9973099
    • 55 (3 CYL.) - 0P325500 & Up
    • 55 (3 CYL.) - 0T980000 & Up
    • 55 (3 CYL.) - 0G760300 THRU 0T979999
    • 55 (3 CYL.) - 0P017000 THRU 0P325499
    • 55 (3 CYL.) - 0G590000 THRU 0G760299
    • 55 (3 CYL.) - 9973100 THRU 0P016999
    • 60 (3 CYL.) - 0D000750 THRU 0G290584
    • 60 (3 CYL.) - 9683055 THRU 9885344
    • 60 (3 CYL.) - 0G290585 THRU 0G589999
    • 60 (3 CYL.) - 9885345 THRU 9973099
    • 60 (3 CYL.) - 0P325500 & Up
    • 60 (3 CYL.) - 0T980000 & Up
    • 60 (3 CYL.) - 0G760300 THRU 0T979999
    • 60 (3 CYL.) - 0P017000 THRU 0P325499
    • 60 (3 CYL.) - 0G590000 THRU 0G760299
    • 60 (3 CYL.) - 9973100 THRU 0P016999
    • 60 (3 CYL.) BIGFOOT - 0G760300 THRU 0T979999
    • 60 (3 CYL.) BIGFOOT - 0P017000 THRU 0P325499
    • 60 (3 CYL.) BIGFOOT - 0G590000 THRU 0G760299
    • 60 (3 CYL.) BIGFOOT - 9973100 THRU 0P016999
    • 60 (4-STROKE)(4 CYL.) - 0P094500 THRU 0P206999
    • 60 (4-STROKE)(4 CYL.) - 0T178500 THRU 0T598999
    • 60 EFI (4 CYL.)(4-STROKE) - 0P153500 THRU 0P400999
    • 60 EFI (4 CYL.)(4-STROKE) - 0P401000 THRU 0P515896
    • 60 EFI (4 CYL.)(4-STROKE) - 0T409000 THRU 1B344306
    • 60 EFI (4 CYL.)(4-STROKE) - 1C000001 THRU 1C050251
    • 60 EFI (4 CYL.)(4-STROKE) - 0P515897 & Up
    • 60 EFI (4 CYL.)(4-STROKE) - 1C050252 & Up
    • 650 (4 CYL.) - 2119749 THRU 2309310
    • 650 (4 CYL.) - 1542745 THRU 1765043
    • 650 (4 CYL.) - 1765044 THRU 2119748
    • 650 (4 CYL.) - 2309311 THRU 2803561
    • 650 (4 CYL.) - 2803562 THRU 3293183
    • 700 (6 CYL.) - 1413611 THRU 1566239
    • 800 (4 CYL.), 80 (4 CYL.) - 2559001 THRU 3493912
    • 800 (6 CYL.) - 1398630 THRU 1566239
    • 850 (6 CYL.) - 1460999 THRU 1766823
    • 900 (6 CYL.) - 1766824 THRU 1869775
    • 950 (6 CYL.) - 1869776 THRU 2318585
    • 70 HP (1991-1995) - 0E000001 THRU 0E138599
    • 75 HP (1996) - 0E138600 THRU 0E202999
    • 75 HP (1997) - 0E203000 THRU 0E287999
    • 75 HP (1998) - 0E288000 THRU 0E344999
    • Formula 60 - 1C104574 & Up
    • I 1963 - 1534570 THRU 1684187
    • 350 MAG (SKI) GM 350 V-8 1991-1996 - 0D505450 THRU 0K040399
    • 5.7L COMPETITION SKI GM 350 V-8 1987-1995 - 0B514627 THRU 0F775199
    • 175 (2 BBL.) GM 262 V-6 1987 - 0B527955 THRU 0B773242
    • 205 (4 BBL.) GM 262 V-6 1987 - 0B527955 THRU 0B775129
    • 4.3L (2 BBL.) GM 262 V-6 1988-1992 - 0B773243 THRU 0D714106
    • 4.3L (GEN II) (2 BBL.) GM 262 V-6 1992-1993 - 0D714107 THRU 0F000877
    • 4.3L (GEN II) (2 BBL.) GM 262 V-6 1993-1995 - 0F000878 THRU 0F601126
    • 4.3LX (4 BBL.) GM 262 V-6 1988-1992 - 0B775130 THRU 0D714369
    • 4.3LX (GEN II) (4 BBL.) GM 262 V-6 1992-1993 - 0D714370 THRU 0F001219
    • 4.3LX (GEN II) (4 BBL.) GM 262 V-6 1993-1995 - 0F001220 THRU 0F601126
    • 230 MIE (4 BBL.) GM 305 V-8 1987-1995 - 0B522506 THRU 0B788151
    • 260 MIE GM 350 V-8 1987 - 0B522506 THRU 0B788196
    • 340 MIE W/B/W GM 454 V-8 1981-1987 - 5889914 THRU 0B788365
    • 5.0L MIE (4 BBL.) GM 305 V-8 1987-1995 - 0B522506 THRU 0B788151
    • 5.7L MIE GM 350 V-8 1988-1993 - 0B788197 THRU 0F024999
    • 5.7L MIE GM 350 V-8 1994-1995 - 0F025000 THRU 0F622099
    • 5.7L MIE GM 350 V-8 1994-1995 - 0F622151 THRU 0F746099
    • 7.4L MIE (LH) GEN. V GM 454 V-8 1992-1996 - 0D715494 THRU 0F820141
    • 7.4l MIE W/B/W GM 454 V-8 1988-1992 - 0B788366 THRU 0D715493
    • 7.4L MIE W/HURTH GM 454 V-8 1989-1992 - 0C391564 THRU 0D715493
    • 8.2L MIE GEN. V GM 502 V-8 1993-1996 - 0D857200 THRU 0F819619
    • 8.2L MIE W/HURTH GM 502 V-8 1990-1992 - 0C878221 THRU 0D857199
    • 200 (2 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B774444
    • 230 (4 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B773739
    • 260 (4 BBL.) GM 305 V-8 1987 - 0B525982 THRU 0B773739
    • 260 GM 350 V-8 1987 - 0B525982 THRU 0B773304
    • 350 MAG. ALPHA (4 BBL.) GM 350 V-8 1996 - 0F601000 THRU 0K001526
    • 350 MAG. ALPHA (4 BBL.) GM 350 V-8 1997 - 0K001527 THRU 0K999999
    • 350 MAG. ALPHA GM 350 V-8 1987-1995 - 0B525982 THRU 0F600999
    • 454 MAG. ALPHA GM 454 V-8 1986-1988 - 0A631894 THRU 0B785148
    • 454 MAG. BRAVO (GEN. V) GM 454 V-8 1992-1994 - 0D805069 THRU 0F304999
    • 454 MAG. BRAVO GM 454 V-8 1988-1992 - 0B721206 THRU 0D805068
    • 5.0L (2 BBL.) GM 305 V-8 1988-1995 - 0B774445 THRU 0F600999
    • 5.0LX (4 BBL.) GM 305 V-8 1988-1995 - 0B773740 THRU 0F600999
    • 5.7L (2 BBL.) GM 350 V-8 1996 - 0F601000 THRU 0K001526
    • 5.7L (2 BBL.) GM 350 V-8 1997 - 0K001527 THRU 0K999999
    • 5.7L GM 350 V-8 1988-1995 - 0B525982 THRU 0F600999
    • 5.7LX (4 BBL) GM 350 V-8 1996 - 0F601000 THRU 0K001526
    • 5.7LX (4 BBL) GM 350 V-8 1997 - 0K001527 THRU 0K999999
    • 502 MAG. BRAVO (GEN. V) GM 502 V-8 1992-1993 - 0D824589 THRU 0F114528
    • 502 MAG. BRAVO GM 502 V-8 1990-1992 - 0C878221 THRU 0D824588
    • 7.4L BRAVO (GEN. V) GM 454 V-8 1992-1996 - 0D603118 THRU 0F800699
    • 7.4L BRAVO GM 454 V-8 1988-1991 - 0B771113 THRU 0D603117
    • Electrical - OB VOL. 1 (1986 THRU 1993)
    • Electrical - OB MISC. (1985 AND BELOW)
    • Exhaust / Cooling Systems and Extension Kits - OB VOL. 1 (1986 THRU 1993)
    • Exhaust / Cooling Systems and Extension Kits - 1994 & Up
    • Exhaust / Cooling Systems and Extension Kits - MC MISCELLANEOUS (1985 AND BELOW)
    • Exhaust / Cooling Systems and Extension Kits - OB MISC. (1985 AND BELOW)
    • Fuel/Oil Tanks, Lines, Filter Kits and Corrosion - OB VOL. 1 (1986 THRU 1993)
    • Instruments-Gauges and Components - OB MISC. (1985 AND BELOW)
    • Miscellaneous - MC MISCELLANEOUS (1985 AND BELOW)
    • Trim / Tilt / Lift Systems and Components - OB VOL. 1 (1986 THRU 1993)
    • Trim / Tilt / Lift Systems and Components - OB MISC. (1985 AND BELOW)
    • 1000 - 1464949 THRU 1768403
    • 1000 - 1768404 THRU 2318585
    • 1000BP - 2399698 THRU 2641854
    • 1000BP - 2641855 THRU 3253111
    • 1000SS - 2318586 THRU 2836018
    • 1100 - 1870204 THRU 2314955
    • 1150 - 3525441 THRU 4855152
    • 1150 - 7010763 THRU 7112248
    • 1150 - 8008665 THRU 8051949
    • 1150 - 2836019 THRU 3525440
    • 1250 - 2314956 THRU 2839368
    • 1250BP - 2400058 THRU 2641954
    • 1250BP - 2641855 THRU 3253111
    • 1350 - 2839369 THRU 3293233
    • 1400 - 3293234 THRU 3502805
    • 1500 - 3502806 THRU 4865677
    • 1500 - 7010533 THRU 7112772
    • 1500 - 8005615 THRU 8052649
    • 30 EFI (3 CYL.)(4-STROKE) - 1C109093 & Up
    • 40 (4-STROKE)(4 CYL.) - 0P094500 THRU 0P206999
    • 40 (4-STROKE)(4 CYL.) - 0T178500 THRU 0T598999
    • 40 CARB (3 CYL.)(4-STROKE) - 0P401000 & Up
    • 40 CARB (3 CYL.)(4-STROKE) - 1B227000 THRU 1B344306
    • 40 CARB (3 CYL.)(4-STROKE) - 1C000001 THRU 1C018825
    • 40 CARB (3 CYL.)(4-STROKE) - 1C018826 & Up
    • 40 EFI (3 CYL.)(4-STROKE) - 1C043417 & Up
    • 40 EFI (3 CYL.)(4-STROKE) - 0P401000 THRU 0P515896
    • 40 EFI (3 CYL.)(4-STROKE) - 1B227000 THRU 1B344398
    • 40 EFI (3 CYL.)(4-STROKE) - 1C000001 THRU 1C043416
    • 40 EFI (4 CYL.)(4-STROKE) - 0P153500 THRU 0P400999
    • 40 EFI (4 CYL.)(4-STROKE) - 0P401000 THRU 0P515896
    • 40 EFI (4 CYL.)(4-STROKE) - 0T409000 THRU 1B344306
    • 40 EFI (4 CYL.)(4-STROKE) - 1C000001 THRU 1C050251
    • 40 EFI (4 CYL.)(4-STROKE) - 0P515897 & Up
    • 40 EFI (4 CYL.)(4-STROKE) - 1C050252 & Up
    • 40 EFI (4 CYL.)(4-STROKE)(JET) - 1C051324 & Up
    • 40 JET - 0P325500 & Up
    • 40 JET - 0T980000 & Up
    • 40 JET - 0P094500 THRU 0P325499
    • 40 JET - 0T178500 THRU 0T979999
  • Manufacturer: Mercury, Quicksilver, MerCruiser, Mariner
  • Model Number: O-Ring
  • Part Number: 25-30224
  • Also Known As:
    • Mercury 25-30224Q
    • OMC Johnson Evinrude 310327
    • Sierra 18-7173