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J CLAMP Mercruiser 54-78945

J CLAMP Mercruiser 54-78945 

# 525-54-78945
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J CLAMP Mercruiser 54-78945

Supersedes: 54-817159

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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: $5.00
Your Price: $5.00
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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:

662 SCI - 662 SCi230 HP/5.0L 260 HP/5.7L ENGINE - 260 MIE GM 350 V-8 1987
350 MAG MX 6.2L MPI SKI - 350 MAG MPI SKI350/6.2L MAG MPI (MIE) (GEN+) - MX 6.2L MPI MIE
540 HP - 540MIE 7.4L HURTH/BORG WARNER (GEN IV) - 7.4L MIE (LH) GEN. VI GM 454 V-8 1996-1997
MIE 5.7L INBOARD - 5.7L MIE GM 350 V-8 19965.7/6.2L MPI INBOARD EC - 5.7L MPI MIE EC
465 HP ENGINE - 465 (GEN. V) GM 502 V-8 1992-1994350 MAG MPI (GEN+)MIE - 350 MAG. MPI MIE (GEN+) GM 350 V-8 1998
HP 500 BULLDOG (540 CID) - 500 Bulldog GM 540 V-8 1990-19964.3 LX/LXH ALPHA AND BRAVO (GEN +) - 4.3LX (GEN +) (2 BBL.) GM 262 V-6 1996-1997
525 SC - GEN VI - 525 SC - Gen VI850/1025/1075/1200 SCI - 850 SCi
175 HP/ 4.3L/205 HP/4.3L/LX - 175 (2 BBL.) GM 262 V-6 1987350/6.2L BLACK SCORPION SKI (GEN+) - BLACK SCORPION 350 MAG SKI (GEN+) V-8 1997-2001
525 HP ENGINE - 525 SC (GEN. V) GM 454 V-8 1996420 / 425 - 425 (GEN. V) GM 454 V-8 1992-1993
8.2L W/HURTH INBOARD GEN V - 8.2L MIE GEN. V GM 502 V-8 1993-1996350/6.2L MAG MPI (MIE) (GEN+) - 350 MAG MPI HORIZON MIE
8.2 HO EC - 8.2L INBOARD (BASE) EC850/1025/1075/1200 SCI - 1075 SCi
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 200 (2 BBL.) GM 305 V-8 19873.0L/LX ALPHA ONE - 3.0L GM 181 I/L4 1 1998
898/200/228/230/260 HP R/MR/ALPHA ONE - 898 (2 BBL.) GM 305 V-8 1983-19847.4L/8.2L MPI (MIE) GEN VI - 8.2L MIE MPI (LH) GEN. VI GM 502 V-8 1996-1997
SCORPION 350/377 - SCORPION 3775.7L (ALPHA) (EFI-TBI)5.7L (BRAVO) (EFI-TBI) ENGINE - 5.7L BRAVO EFI (TBI) GM 350 V-8 1995
565 EFI - 565 EFI496 MAG STERNDRIVE - 496 MAG (H.O. Model)
350 MAG MX 6.2L MPI INBOARD - 350 MAG MPI HORIZON MIE5.7/6.2L MPI INBOARD - 6.2L MPI HORIZON MIE
5.7L EFI (MIE)TBI (GEN+) - 5.7L EFI MIE GM 350 V-8 1997800 SC ENGINE - 800 SC (GEN. V) GM 572 V-8 1993-1998
900 SC - DRY SUMP - 900 SC Dry Sump662/700 SCI - 700 SCi
8.2 HORIZON / 8.2 HO EC - 8.2L INBOARD (H.O.) EC5.7L/LX TBI ALPHA & BRAVO(2BBL/4BBL) - 5.7LX EFI (4 BBL.-TBI) GM 350 V-8 1996
4.3L/4.3LX ALPHA ONE ENGINE (262 CID) GEN II - 4.3L (GEN II) (2 BBL.) GM 262 V-6 1993-1995454/502 MPI MAG BRAVO (GEN VI) - 454 MAG. MPI BRAVO (GEN VI) GM 454 V-8
496 MAG STERNDRIVE - 496 MAG (Base Model)350 MAGNUM TBI TOURN SKI - 350 MAG EFI SKI (GEN+) GM 350 V-8 1997
175 HP/ 4.3L/205 HP/4.3L/LX - 4.3LX (4 BBL.) GM 262 V-6 1988-1992330 HP ENGINE W/BORG WARNER - 330 GM 454 V-8 1982-1987
SCORPION 377 - Scorpion 377500 CARB (502CID) 8.2L ENGINE (GEN VI) - 500 (GEN. VI)GM 502 V-8 1997-1998
454 MAGNUM ALPHA ONE ENGINE - 454 MAG. ALPHA GM 454 V-8 1986-1988BLACK SCORPION - BLACK SCORPION 350 MAG MPI
8.2L MAG / 8.2L MAG HO - 8.2L Mag (Base Model)350 MAGNUM BRAVO (EFI-MP GEN+) - 350 MAG. BRAVO MPI(GEN+) GM 350 V-8 1996
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 350 MAG. ALPHA GM 350 V-8 1987-19955.7/6.2L MPI INBOARD - 5.7L MPI HORIZON MIE
5.7 LITRE COMPETITION SKI ENGINE - 5.7L (SKI) GM 350 V-8 1985-1987700 SCI - 700 SCi
500 BULLDOG - 500 Bulldog350 MAGNUM BRAVO (EFI/MP) - 350 MAG. BRAVO MPI GM 350 V-8 1995
898 (STERN DRIVE) 198 (INBOARD) ENGINE - 198 MIE (2 BBL.) GM 305 V-8 1977HINO DIESEL 210 HP - WO4CTI (210 HP) HINO 234 I/L4
350 MAG (MPI)SKI - 350 MAG MPI SKI200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 5.7L GM 350 V-8 1988-1995
350 MAG TOURNAMENT SKI (CARB) - 350 MAG (SKI) GM 350 V-8 1991-1996350/350 PRO/400R VERADO (4-STROKE)(6 CYLINDER) - 350 PRO VERADO (4-Stroke)(6 CYL.)
5.7L INBOARD ENGINE - 5.7L MIE GM 350 V-8 19975.7L 2BBL COMP SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 1996
5.7L TOW SPORT - 5.7L CARB SKI200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 5.0LX (4 BBL.) GM 305 V-8 1988-1995
320 HP EFI ALPHA 1/BRAVO - 320 (EFI) GM 350 V-8 1988-1989525 HP ENGINE - 525 SC (GEN. V) GM 454 V-8 1992-1995
200/250/300 PRO 4-STROKE VERADO (6 CYLINDER) - 300 PRO VERADO (4-STROKE)(6 CYL.)175 HP/ 4.3L/205 HP/4.3L/LX - 205 (4 BBL.) GM 262 V-6 1987
350 MAG EFI TOURN SKI - 350 MAG. EFI SKI (TBI) GM 350 V-8 1994-1996520 HP - 520
350 MAGNUM ALPHA (EFI-TBI) - 5.7LX BRAVO EFI (GEN+) GM 350 V-8 1996SCORPION 350 EC / 377 HO EC - SCORPION 350 EC
5.7L/LX 350 MAG ALPHA/BRAVO - 350 MAG. ALPHA (4 BBL.) GM 350 V-8 1996350/350 PRO/400R VERADO (4-STROKE)(6 CYLINDER) - 400 VERADO (4-Stroke)(6 CYL.)
850 SCI - 850 SCi496 H.O. PLUS SERIES - 496 H.O. BRAVO
228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1979-19805.7L/LX 350 MAG ALPHA/BRAVO - 5.7LX (4 BBL) GM 350 V-8 1996
383 MAG STROKER INBOARD - REMAN - 383 MAG STROKER INBOARD200/225/250/275/300 VERADO (4-STROKE)(6 CYLINDER) - 200 VERADO (4-STROKE)(6 CYL.)
7.4L BRAVO - 7.4L BRAVO GM 454 V-8 1988-1991300 TEMPEST (MR/TR) ENGINE - 300 TEMPEST GM 350 V-8 1985-1986
5.7L INBOARD ENGINE - 5.7L MIE GM 350 V-8 1994-19953.0L TKS ALPHA PLUS SERIES - 3.0L TKS Plus
850/1025/1075/1200 SCI - 1025SCi8.2 MAG / 8.2 MAG HO EC - 8.2L Mag EC (Base Model)
5.7L CARB (MIE) (GEN+) - 5.7L CARB MIE7.4L/8.2L MPI (MIE) GEN VI - 7.4L MIE MPI (LH) GEN. VI GM 454 V-8 1996-1997
898/200/228/230/260 HP R/MR/ALPHA ONE - 260 (4 BBL.) GM 305 V-8 1982-19865.7L MPI TOWSPORT WITH GEN III - 5.7L MPI TOWSPORT WITH GEN III
502 MAGNUM BRAVO ENGINE - 502 MAG. BRAVO GM 502 V-8 1990-1992350 MAGNUM ALPHA (EFI-TBI) - 350 MAG. ALPHA EFI(GEN+) GM 350 V-8 1996
HINO DIESEL 310 HP W06DTA-EAEB - W06DTA (310 HP) HINO 351 I/L63.0L MPI EC - 3.0L MPI EC
898/200/228/230/260 HP R/MR/ALPHA ONE - 200 (2 BBL.) GM 305 V-81 1985-1986175 HP/ 4.3L/205 HP/4.3L/LX - 4.3L (2 BBL.) GM 262 V-6 1988-1992
900 SC - DRY SUMP - 900 SC Dry Sump 20003.0L/LX ALPHA ONE - 3.0LX GM 181 I/L4 1996-1997
5.7L COMPETITION SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 1987-1995383 STROKER SCORPION - 383 STROKER SCORPION
228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1977-1978185/205 HP MR/ALPHA ONE ENGINE - 185 (2 BBL.) GM 262 V-6 1985-1987
350 MAGNUM ENGINE - 350 MAG. ALPHA GM 350 V-8 1986-19874.3L/LX ALPHA/BRAVO (GEN II) - 4.3L (GEN II) (2 BBL.) GM 262 V-6 1996
230 HP/5.0L 260 HP/5.7L ENGINE - 5.0L MIE (4 BBL.) GM 305 V-8 1987-1995575 SCI - 575 SCi
185R/MR ENGINE (229 CID) - 185 (4 BBL.) GM 229 V-6 1983-19844.5L MPI ALPHA/BRAVO - 4.5L MPI 250 Alpha/Bravo EC
8.2 MAG HO EC - 8.2L Mag EC (Base Model)8.2 MAG HO EC - 8.2L Mag EC (H.O. Model)
HP 500 (502 CID) - 500 (GEN. V) GM 502 V-8 19965.7L CARB INBOARD - 5.7L CARB MIE
1075 SCI - 1075 SCi500 HP 8.2L (502 CI) ENGINE - 500 (GEN. V) GM 502 V-8 1994-1995
230 HP/5.0L 260 HP/5.7L ENGINE - 5.7L MIE GM 350 V-8 1988-1993500 EFI - 500 EFI
230 HP/260 HP INBOARD ENGINE (GM) - 230 MIE (4 BBL.) GM 305 V-8 1981-19867.4L BRAVO I, II, III, ENGINE - 7.4L BRAVO (GEN. VI) GM 454 V-8 1996-1997
8.2 HO EC - 8.2L INBOARD (H.O.) EC500 BULLDOG - 500 Bulldog 1999-2001
450 HP (454 CID) 7.4L ENGINE - 450 (GEN. V) GM 454 V-8 1995-1996350 MAG MX 6.2L MPI SKI - MX 6.2L MPI SKI
260 ENGINE (G.M.) - 260 (4 BBL.) GM 350 V-8 1978-1982900 SC - 900 SC 1997-1999
600 SC BOBTAIL - 600 SC Bobtail 19985.7/6.2L MPI INBOARD EC - 6.2L MPI MIE EC
850/1025/1075/1200 SCI - 1200 SCi350 MAG MPI MX 6.2L MPI INBOARD - MX 6.2L MPI HORIZON MIE
SCORPION 377 STERNDRIVE - Scorpion 377 Sterndrive320 HP E.F.I ALPHA ONE ENGINE - 320 (EFI) GM 350 V-8 1987
454 MAGNUM BRAVO ENGINE - 454 MAG. BRAVO GM 454 V-8 1988-1992454 EFI SKI ENGINE - 454 EFI (SKI) GEN. V GM 454 V-8 1995
SCORPION 350 EC / 377 HO EC - SCORPION 377 HO EC500 CARB (502CID) 8.2L ENGINE (GEN +) - 500 (GEN. +) GM 502 V-8 1999
8.2 HORIZON / 8.2 HO EC - 8.2L INBOARD (Base) ECBLACK SCORPION - BLACK SCORPION MX 6.2L MPI
5.7L MPI SKI EC - 5.7L SKI EC350 MAGNUM EFI/MP TOURN SKI - 350 MAG MPI SKI GM 350 V-8 1995-1996
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 260 GM 350 V-8 1987600SC GEN IV & V ENGINE - 600 SC GEN IV & V GM 502 V-8 1991-1996
340 HP/7.4L W/BORG WARNER TRANS (GM) - 7.4l MIE W/B/W GM 454 V-8 1988-1992600 SCI - 600 SCi
496 MAG STERNDRIVE EC - 496 MAG EC (H.O. Model)3.0L ALPHA ONE - 3.0L GM 181 I/L4
350 MAG EFI TBI TOURN SKI (GEN+) - 350 MAG. EFI SKI (GEN+) GM 350 V-8 1996350/6.2L BLACK SCORPION SKI (GEN+) - BLACK SCORPION MX 6.2L SKI (GEN+) V-8 2001-2002
350 MAG MX 6.2L MPI INBOARD - MX 6.2L MPI HORIZON MIE525 EFI - 525 EFI
200/250/300 PRO 4-STROKE VERADO (6 CYLINDER) - 200 PRO VERADO (4-STROKE)(6 CYL.)420 / 425 - 420 GM 454 V-8 1987-1989
454/502 MPI MAG BRAVO (GEN VI) - 502 MAG. MPI BRAVO (GEN VI) GM 502 V-88.2L MAG / 8.2L MAG HO - 8.2L Mag (H.O. Model)
350 MAGNUM EFI TOURNAMENT SKI - BLACK SCORPION 350 MAG SKI (GEN+) V-8 19967.4L BRAVO I, II, III, ENGINE - 454 MAG. BRAVO (GEN. V) GM 454 V-8 1996-1997
8.2 MAG / 8.2 MAG HO EC - 8.2L Mag EC (H.O. Model)5.7L COMPETITION SKI ENGINE (GEN +) - 5.7L COMPETITION SKI (GEN+) GM 350 V-8 1998
HINO DIESEL 150 HP - WO4CTA (150 HP) HINO 234 I/L4350 MAG MPI MX 6.2L MPI INBOARD - 350 MAG MPI HORIZON MIE
5.7L (ALPHA) (EFI-TBI)5.7L (BRAVO) (EFI-TBI) ENGINE - 5.7L ALPHA EFI (TBI) GM 350 V-8 1995662/700 SCI - 662 SCi
8.2L W/HURTH TRANSMISSION MIE ENGINE - 8.2L MIE W/HURTH GM 502 V-8 1990-1992350 MAGNUM TOURNAMENT SKI (CARB) - 350 MAG (SKI) GM 350 V-8 1997
7.4L TRANSMISSION W/HURTH (G.M.) - 7.4L MIE W/HURTH GM 454 V-8 1989-19921200 SCI - 1200 SCi
496 MAG STERNDRIVE EC - 496 MAG EC (Base Model)5.7L MPI SKI - 5.7L MPI SKI
228 ENGINE (G.M.) - 228 (4 BBL.) GM 305 V-8 1979-1982HINO DIESEL 250 HP - WO6DTI (250 HP) HINO 351 I/L6
5.7L COMPETITION SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 19975.7L INBOARD - 5.7L CARB MIE
MIE 454 MAG MPI SKI (GEN VI) - 454 MAG. MPI (SKI) GEN. VI GM 454 V-8 1996-1997357 HORIZON INBOARD REMAN - 357 HRZ 630A BOBTAIL RM
340 HP/7.4L W/BORG WARNER TRANS (GM) - 340 MIE W/B/W GM 454 V-8 1981-1987SCORPION 350/377 - SCORPION 350
200/225/250/275/300 4-STROKE VERADO (6 CYLINDER) - 200 VERADO (4-STROKE)(6 CYL.)200/250/300 PRO VERADO (4-STROKE)(6 CYLINDER) - 200 PRO VERADO (4-Stroke)(6 CYL.)
350 MAG MPI TOURN SKI (GEN +) - 350 MAG MPI SKI (GEN+) GM 350 V-8 1998 AND UP350 MAG MPI TOURN SKI (GEN +) - 350 MAG MPI SKI (GEN+) GM 350 V-8 1998 AND UP
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