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O RING @5 Mercruiser 25-48171 

# 525-25-48171
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O RING (Priced Each. Must be sold in quantities of 5) Mercruiser 25-48171

Supersedes: 25-26834
25-20587
25-21720
25-801334436

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NOTICE: Any images shown are representational ONLY and do not necessarily depict the actual part or included items in a particular part or kit. Mercury has been known to remove items depicted in product images such as screws or gaskets from kits they make without notification. For any product content, fitment or application questions on this part please call Mercury Product Support at 920-929-5040.
MSRP: $1.60
Your Price: $1.60
 You Save: 0% off MSRP!

NOTE: This Item is a Non-Stocked, Special Order, OEM Mercury Part.
ALL OEM Mercury parts may take up to 7-10 days to ship. All OEM Mercury parts are NON-RETURNABLE! Orders placed on all OEM Mercury parts are NON-REFUNDABLE! Please contact us with the part number and we can assist you with more accurate delivery time estimate.
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Additonal Info On This Product:

Applications Where This Item Is Used:

250/275 HP - 250/275200 EFI PROMAX/SUPERMAGNUM - 200 EFI PRO MAX/SUPER MAG
45/50 HP - 50 (4 CYL.)2.4 L (CARB) - MERC/MAR 2.4L (CARB)
200/250/300 PRO 4-STROKE VERADO (6 CYLINDER) - 200 PRO VERADO (4-STROKE)(6 CYL.)45/50 HP - 45 (4 CYL.)
150 HP XR-2 MARATHON MAGNUM (V-6) (1978-1985 COMBINED BOOK) - V-1500FORMULA 1 (CARBURETOR) - MERC FORMULA I (CARB)
MERC 90 - 90 (6 CYL.)BRAVO XR I - III SPORT MASTER - BRAVO XR THREE
39/40 HP - 39 (1 CYL.)OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Trim / Tilt / Lift Systems and Components
BRAVO-I XR/XZ STERNDRIVE AND TRANSOM ASSEMBLY - INTEGRATED TRANSOMOUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Instruments-Gauges and Components
300 PROMAX/SUPER MAGNUM (3.0L) - 300 (3.0L EFI) ProMaxBRAVO-I XR/XZ STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO XR SPORTMASTER
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 485 1980-1982ALPHA-ONE SS, II SSM, III, III SSM, IIIA SSM, IV SSM, V SSM - SSM II/III/IV/V 1982-1995
ACCESSORIESOUTBOARDVOLUME I - Exhaust / Cooling Systems and Extension KitsBRAVO X (I-II-III) - BRAVO X TWO
ALPHA ONE GEN II STERNDRIVE AND TRANSOM ASSEMBLY - ALPHA ONE (GEN.II) 1991-1995200 HP (V-6) (1978-1988 COMBINED BOOKS) - V-200
300X EFI (3.0L) - 300X (3.0L EFI) PRO MAX175 HP V-6 (1976-1988 COMBINED BOOKS) - V-175
250XS DFI (3.0L) - 250XS (3.0L DFI)150 HP XR-2 MARATHON MAGNUM (V-6) (1978-1985 COMBINED BOOK) - V-150-XR-2
BRAVO-I XR/XZ STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO XZ ONEXR-2 - MERC XR2
BRAVO XR I - III SPORT MASTER - HI PERFORMANCE TRANSOMOUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Electrical
3.4 LITRE - 300 (3.4 LITRE)120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 898 1978-1982
2.5L EFI 2.5L EFI OFFSHORE - MERC/MAR 2.5L (EFI)/(EFI-OFFSHORE)BRAVO XR I - III SPORT MASTER - BRAVO XR SPORTMASTER
2.5 L (CARB) - MERC/MAR 2.5L (CARB)BLACKHAWK DRIVE/TRANSOM ASSEMBLY - BLACKHAWK 1994-1995
MERC V-225 - V-225MOD - VP (EFI) - MERC MOD-VP (EFI)
BRAVO I - II - III - BRAVO THREEBRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO TWO
VAZER - VAZER TRANSOMSTEERING SYSTEMS AND COMPONENTS - Steering Systems and Components
ALPHA-ONE SS, II SSM, III, III SSM, IIIA SSM, IV SSM, V SSM - ALPHA ONE SS 1986-1989BRAVO XR I - III SPORT MASTER - BRAVO XR ONE
MERCURY 70 - 70 (3 CYL.)MERC 140 - 140
MARINER 90 - 90 (6 CYL.)200XS DFI (2.5L) - 200XS DFI (2.5L)
ACCESSORIESOUTBOARDVOLUME I - Electrical225 EFI PROMAX/SUPERMAGNUM - 225 EFI PRO MAX/SUPER MAG
MERC 80 - 800 (4 CYL. ), 80 (4 CYL.)VAZER - VAZER DRIVE
BRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO ONE300 PROMAX/SUPER MAGNUM (3.0L) - 300 (3.0L EFI) SuperMagnum
BRAVO I - II - III - BRAVO TWOFUEL/OIL TANKS, LINES, FILTER KITS AND CORROSION - Fuel/Oil Tanks, Lines, Filter Kits and Corrosion
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 470 1978-19822.4L EFI / 2.4L EFI OFFSHORE - MERC/MAR 2.4L (EFI)
ACCESSORIESOUTBOARDVOLUME I - Trim / Tilt / Lift Systems and Components350/350 PRO/400R VERADO (4-STROKE)(6 CYLINDER) - 400 VERADO (4-Stroke)(6 CYL.)
BRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO THREE150 HP XR-2 MARATHON MAGNUM (V-6) (1978-1985 COMBINED BOOK) - V-150 Magnum
2.5L EFI 2.5L EFI OFFSHORE - MERC/MAR 2.5L (EFI)200/250/300 PRO 4-STROKE VERADO (6 CYLINDER) - 300 PRO VERADO (4-STROKE)(6 CYL.)
ALPHA ONE GEN II STERNDRIVE AND TRANSOM ASSEMBLY - ALPHA ONE (GEN.II) 1996-1997BRAVO-I XR/XZ STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO XR ONE
OUTBOARDS SEC G MISCELLANEOUS PARTS MANUAL - Exhaust / Cooling Systems and Extension Kits150 HP XR-2 MARATHON MAGNUM (V-6) (1978-1985 COMBINED BOOK) - V-150 Marathon
35 HP - 35 (2 CYL.)BRAVO I - II - III - BRAVO ONE
BRAVO X (I-II-III) - BRAVO X ONE200/225/250/275/300 VERADO (4-STROKE)(6 CYLINDER) - 200 VERADO (4-STROKE)(6 CYL.)
ALPHA ONE GEN II STERNDRIVE AND TRANSOM ASSEMBLY - ALPHA ONE (GEN.II) 1998 AND UP120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 228 1978-1982
2.4L (EFI) BASS/OFFSHORE - MERC/MAR 2.4L (EFI)MOD-VP - MERC MOD-VP
MERC 3.4L EFI - MERC 3.4 (EFI)150/200 EFI PROMAX/SUPERMAGNUM - 150/200 EFI PRO MAX/SUPER MAG
39/40 HP - 40 (1 CYL.)50/60 HP (3 CYLINDER) - 60 (3 CYL.)
MERC 115 - 115 (6 CYL.)ACCESSORIES MERCRUISER VOLUME I - Exhaust / Cooling Systems and Extension Kits
200/225/250/275/300 4-STROKE VERADO (6 CYLINDER) - 200 VERADO (4-STROKE)(6 CYL.)PARTS MANUAL 300X (3.0L EFI) PRO MAX - 300X (3.0L EFI) PRO MAX
200/250/300 PRO VERADO (4-STROKE)(6 CYLINDER) - 200 PRO VERADO (4-Stroke)(6 CYL.)TR (200 RATIO) TRS (1.50 RATIO) STERN DRIVE - TR/TRS 1977-1993
225X EFI PROMAX - 225X EFI PROMAXMARINER 80 - 80
45 HP - 45 (4 CYL.)BRAVO X (I-II-III) - BRAVO X THREE
MARINER 115 - 115 (6 CYL.)150 HP XR-2 MARATHON MAGNUM (V-6) (1978-1985 COMBINED BOOK) - V-150 Work
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 165 1978-1981OUTBOARD JOYSTICK PILOTING - Outboard Joystick Piloting
TRIM / TILT / LIFT SYSTEMS AND COMPONENTS - Trim / Tilt / Lift Systems and Components350/350 PRO/400R VERADO (4-STROKE)(6 CYLINDER) - 350 PRO VERADO (4-Stroke)(6 CYL.)
ACCESSORIESOUTBOARDVOLUME I - Power Steering/Tiller Handles/ Shift KitsFORMULA 1 2 LITRE (EFI) - MERC FORMULA I (2L EFI)
ACCESSORIES MERCRUISER VOLUME I - Power Steering/Tiller Handles/ Shift KitsACCESSORIES MERCRUISER VOLUME I - Fuel/Oil Tanks, Lines, Filter Kits and Corrosion
XR-2 MAGNUM - MERC/MAR XR2/MAGNUMACCESSORIESOUTBOARDVOLUME I - Fuel/Oil Tanks, Lines, Filter Kits and Corrosion
MARINER 70 - 70BRAVO XR I - III SPORT MASTER - INTEGRATED TRANSOM
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 120/140 1978-19822.5L/2.5L OFFSHORE EFI - 2.5L (EFI)/(EFI-OFFSHORE)
2.5L (CARB) - MERC/MAR 2.5L (CARB)2.5L (CARB) - MERC/MAR 2.5L (CARB)
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