LOCKWASHER Mercruiser 13-39131

# 525-13-39131

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Additonal Info On This Product:

Applications Where This Item Is Used:

370/400/440/460 CYCLONE TRS ENGINE - 460 TRS GM 482 V-8 1983-1986	5.7/6.2L MPI INBOARD EC - 5.7L MPI MIE EC
5.0L / 5.7L EFI ALPHA/BRAVO (GEN +) ENGINE - 5.7L EFI GM 350 V-8 1999-2001	4.3L MPI ALPHA/BRAVO - 4.3L MPI ALPHA/BRAVO
350/6.2L BLACK SCORPION SKI (GEN+) - BLACK SCORPION 350 MAG SKI (GEN+) V-8 1997-2001	230 HP/5.0L 260 HP/5.7L ENGINE - 260 MIE GM 350 V-8 1987
MIE 5.7L INBOARD - 5.7L MIE GM 350 V-8 1996	5.7/6.2L MPI INBOARD EC - 6.2L MPI MIE EC
175 HP/ 4.3L/205 HP/4.3L/LX - 175 (2 BBL.) GM 262 V-6 1987	4.3L MPI ALPHA/BRAVO( 262 C.I.D. MULTI PORT INJECTION ) - 4.3L MPI ALPHA/BRAVO
350/6.2L MAG MPI (MIE) (GEN+) - MX 6.2L MPI MIE	MPI STERNDRIVE - 5.0L MPI ALPHA/BRAVO
5.0, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI HORIZON ALPHA/BRAVO EC	230 HP/5.0L 260 HP/5.7L ENGINE - 5.0L MIE (4 BBL.) GM 305 V-8 1987-1995
5.7L/LX 2BBL AND 4BBL TBI ALPHA/BRAVO - 5.7LX EFI (4 BBL.-TBI) GM 350 V-8 1997	5.7L EFI (MIE)TBI (GEN+) - 5.7L EFI MIE GM 350 V-8 1997
898/200/228/230/260 HP R/MR/ALPHA ONE - 898 (2 BBL.) GM 305 V-8 1983-1984	350 MAGNUM MPI ALPHA/BRAVO (GEN+) ENGINE - 350 MAG MPI ALPHA/BRAVO
350/6.2L MAG MPI (MIE) (GEN+) - 350 MAG MPI HORIZON MIE	120 HP/2.5L140 HP/3.0L R/MR/ALPHA ONE - 3.0L GM 181 I/L4 1987-1989
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 200 (2 BBL.) GM 305 V-8 1987	SCORPION 350/377 - SCORPION 377
3.0L/LX ALPHA ONE - 3.0L GM 181 I/L4 1 1998	350 (4 BBL) GEN+ CRATE ENGINE/350 ALPHA (4 BBL) CRATE ENGINE - 350 (4 BBL) Gen+ Crate Engine
383 STROKER SCORPION BRAVO - 383 STROKER SCORPION BRAVO	5.0L, 350, 377 MAG MPI STERNDRIVE - 350 MAG MPI ALPHA/BRAVO
5.0L,350 MAG,MX 6.2L MPI STERNDRIVE - MX 6.2L MPI HORIZON BRAVO	5.7L MPI SKI EC - 5.7L SKI EC
5.0L, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI ALPHA/BRAVO EC	5.7L/LX TBI ALPHA & BRAVO(2BBL/4BBL) - 5.7LX EFI (4 BBL.-TBI) GM 350 V-8 1996
5.7/6.2L MPI INBOARD - 6.2L MPI HORIZON MIE	350 (4BBL) CRATE ENGINES - 350 (4BBL) Crate Inboard
225 ENGINE (STERN DRIVE AND INBOARD) - 225 MIE GM 327 V-8 1968	350 MAGNUM EFI/MP TOURN SKI - 350 MAG MPI SKI GM 350 V-8 1995-1996
370/400/440/460 CYCLONE TRS ENGINE - 400 TRS GM 454 V-8 1980-1986	350 MAGNUM TBI TOURN SKI - 350 MAG EFI SKI (GEN+) GM 350 V-8 1997
350 MAGNUM BRAVO (EFI-MP GEN+) - 350 MAG. BRAVO MPI(GEN+) GM 350 V-8 1996	350 MAG TOURNAMENT SKI (CARB) - 350 MAG (SKI) GM 350 V-8 1991-1996
350 INBOARD ENGINE - 350 MIE GM 454 V-8 1974-1976	357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 383 Mag Bravo 4V
350 MAGNUM BRAVO (EFI/MP) - 350 MAG. BRAVO MPI GM 350 V-8 1995	5.7LX TBI BRAV0 350 TBI MAG ALPHA (EFI) - 350 MAG. ALPHA EFI(GEN+) GM 350 V-8 1997
4.3L EFI ALPHA/BRAVO (262 C.I.D. GEN+) - 4.3L EFI (GEN+) TBI GM 262 V-6	262 MAGNUM (EFI - TBI) - 262 MAG (TBI)(GEN+)
175 HP/ 4.3L/205 HP/4.3L/LX - 4.3LX (4 BBL.) GM 262 V-6 1988-1992	488R ENGINE - 488 (4 BBL.) MERCURY 224 I/L4 1983-1984
4.3L CARB ALPHA/BRAVO - 4.3L CARB ALPHA/BRAVO	350/6.2L BLACK SCORPION SKI (GEN+) - BLACK SCORPION MX 6.2L SKI (GEN+) V-8 2001-2002
BLACK SCORPION - BLACK SCORPION 350 MAG MPI	350 MAG MPI MX 6.2L MPI INBOARD - MX 6.2L MPI HORIZON MIE
MX 6.2L MPI BRAVO ENGINE - MX 6.2L MPI BRAVO	383 MAG 4V MIE REMAN - 383 Mag Inboard 4V
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 350 MAG. ALPHA GM 350 V-8 1987-1995	350 MAG (MPI)SKI - 350 MAG MPI SKI
270 ENGINE - 270 (2 BBL.) GM 350 V-8 1969-1972	200 ENGINE - 200 GM 292 I/L6 1969
165 HP - 3.7L/170 HP/180 HP-3.7 L/LX/190 HP - 180 (4 BBL.) MERCURY 224 I/L4 1987	5.0L, 350, 377 MAG MPI STERNDRIVE EC - 5.0L MPI ALPHA/BRAVO EC
350 MAG MX 6.2L MPI SKI - 350 MAG MPI SKI	4.3L EFI ALPHA/BRAVO (262 CID - GEN+) - 4.3L EFI (GEN+) TBI GM 262 V-6
350 MAG MX 6.2L MPI INBOARD - MX 6.2L MPI HORIZON MIE	350 MAG EFI TBI TOURN SKI (GEN+) - 350 MAG. EFI SKI (GEN+) GM 350 V-8 1996
325 ENGINE - 325 MIE GM 427 V-8 1968-1974	3.0L ALPHA ONE - 3.0L GM 181 I/L4
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 5.7L GM 350 V-8 1988-1995	4.3L/4.3LX ALPHA ONE ENGINE (262 CID) GEN II - 4.3L (GEN II) (2 BBL.) GM 262 V-6 1993-1995
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 260 GM 350 V-8 1987	357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 357 Mag Bravo 4V
4.3L MPI ALPHA/BRAVO EC - 4.3L MPI ALPHA/BRAVO EC	5.7L COMPETITION SKI ENGINE (GEN +) - 5.7L COMPETITION SKI (GEN+) GM 350 V-8 1998
5.7/6.2L MPI INBOARD - 5.7L MPI HORIZON MIE	898/200/228/230/260 HP R/MR/ALPHA ONE - 260 (4 BBL.) GM 305 V-8 1982-1986
5.7L MPI TOWSPORT WITH GEN III - 5.7L MPI TOWSPORT WITH GEN III	350 MAG EFI TOURN SKI - 350 MAG. EFI SKI (TBI) GM 350 V-8 1994-1996
320 HP EFI ALPHA 1/BRAVO - 320 (EFI) GM 350 V-8 1988-1989	383 MAG STROKER INBOARD - REMAN - 383 MAG STROKER INBOARD
5.7L 2BBL 5.7LX 4BBL 350 MAG ALPHA/BRAVO - 5.7L (2 BBL.) GM 350 V-8 1997	165 HP - 3.7L/170 HP/180 HP-3.7 L/LX/190 HP - 3.7L (2 BBL.) MERCURY 224 I/L4 1988-1989
5.7L TOW SPORT - 5.7L CARB SKI	SCORPION 350 EC / 377 HO EC - SCORPION 350 EC
200/5.0L/LX 260/5.7L 350 MAG ALPHA/BRAVO - 5.0LX (4 BBL.) GM 305 V-8 1988-1995	5.7L/LX 350 MAG ALPHA/BRAVO - 350 MAG. ALPHA (4 BBL.) GM 350 V-8 1996
5.7L 2BBL COMP SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 1996	5.7L COMPETITION SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 1987-1995
5.7L MPI SKI - 5.7L MPI SKI	350 MAGNUM ALPHA (EFI-TBI) - 5.7LX BRAVO EFI (GEN+) GM 350 V-8 1996
175 HP/ 4.3L/205 HP/4.3L/LX - 205 (4 BBL.) GM 262 V-6 1987	357 STROKER SCORPION - 357 STROKER SCORPION
350 MAGNUM TOURNAMENT SKI (CARB) - 350 MAG (SKI) GM 350 V-8 1997	4.3L ALPHA/BRAVO (262 CID - GEN +) - 4.3LH (GEN +) (4 BBL.) GM 262 V-6 1998
280 ENGINE - 280 TRS GM 350 V-8 1975-1976	165 HP - 3.7L/170 HP/180 HP-3.7 L/LX/190 HP - 165 (2 BBL.) MERCURY 224 I/L4 1987
SCORPION 350/377 - SCORPION 350	120 HP/2.5L140 HP/3.0L R/MR/ALPHA ONE - 120 GM 153 I/L4 1983-1986
5.7L CARB (MIE) (GEN+) - 5.7L CARB MIE	383 MAG STROKER BRAVO-REMAN - 383 MAG STROKER BRAVO
350 MAGNUM EFI TOURNAMENT SKI - BLACK SCORPION 350 MAG SKI (GEN+) V-8 1996	350 MAGNUM ENGINE - 350 MAG. ALPHA GM 350 V-8 1986-1987
5.0L EFI ALPHA/BRAVO 5.7L EFI ALPHA/BRAVO (GEN +) ENGINE - 5.7L EFI GM 350 V-8 1998	5.7L INBOARD ENGINE - 5.7L MIE GM 350 V-8 1994-1995
5.7L/LX 350 MAG ALPHA/BRAVO - 5.7LX (4 BBL) GM 350 V-8 1996	250 ENGINE (STERNDRIVE AND INBOARD) - 250 (2 BBL.) GM 327 V-8 1968-1969
350 MAG MPI BRAVO - 350 MAG. BRAVO MPI(GEN+) GM 350 V-8 1997	228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1977-1978
5.0, 350, 377 MAG MPI STERNDRIVE EC - 5.0L MPI ALPHA/BRAVO EC	5.0L / 5.7L EFI ALPHA/BRAVO (GEN +) ENGINE - 5.0L EFI GM 305 V-8 1999-2001
255 ENGINE - 255 MIE GM 350 V-8 1979-1980	5.7LX TBI BRAV0 350 TBI MAG ALPHA (EFI) - 5.7L EFI (GEN+) REPOWER PLUS GM 350 V-8
225 ENGINE (STERN DRIVE AND INBOARD) - 225 (2 BBL.) GM 327 V-8 1967-1969	4.3L/LX ALPHA/BRAVO (GEN II) - 4.3L (GEN II) (2 BBL.) GM 262 V-6 1996
340 HP/7.4L W/BORG WARNER TRANS (GM) - 340 MIE W/B/W GM 454 V-8 1981-1987	5.7L (ALPHA) (EFI-TBI)5.7L (BRAVO) (EFI-TBI) ENGINE - 5.7L BRAVO EFI (TBI) GM 350 V-8 1995
357 HORIZON INBOARD REMAN - 357 HRZ 630A BOBTAIL RM	383 STROKER SCORPION - 383 STROKER SCORPION
350 MAGNUM ALPHA (EFI-TBI) - 350 MAG. ALPHA EFI(GEN+) GM 350 V-8 1996	5.7L INBOARD - 5.7L CARB MIE
300 TEMPEST (MR/TR) ENGINE - 300 TEMPEST GM 350 V-8 1985-1986	3.0L/LX ALPHA ONE - 3.0LX GM 181 I/L4 1996-1997
185/205 HP MR/ALPHA ONE ENGINE - 185 (2 BBL.) GM 262 V-6 1985-1987	175 HP/ 4.3L/205 HP/4.3L/LX - 4.3L (2 BBL.) GM 262 V-6 1988-1992
5.0, 350, 377 MAG MPI STERNDRIVE - 5.0L MPI ALPHA/BRAVO	357 MAG BRAVO 4V/357 ALPHA 4V/383 MAG BRAVO 4V - 357 Alpha 4V
5.0L,350 MAG,MX 6.2L MPI STERNDRIVE - 5.0L MPI ALPHA/BRAVO	330 ENGINE (G.M.) - 330 GM 454 V-8 1977-1981
370/400/440/460 CYCLONE TRS ENGINE - 440 TRS GM 454 V-8 1983-1986	MPI STERNDRIVE - MX 6.2L MPI HORIZON BRAVO
350 MAG MX 6.2L MPI SKI - MX 6.2L MPI SKI	5.0L, 350, 377 MAG MPI STERNDRIVE EC - 350 MAG MPI HORIZON ALPHA/BRAVO EC
4.5L MPI ALPHA/BRAVO - 4.5L MPI 250 Alpha/Bravo EC	5.7L CARB INBOARD - 5.7L CARB MIE
185R/MR ENGINE (229 CID) - 185 (4 BBL.) GM 229 V-6 1983-1984	260 ENGINE (G.M.) - 260 (4 BBL.) GM 350 V-8 1978-1982
370/400/440/460 CYCLONE TRS ENGINE - 370 TRS GM 454 V-8 1978-1985	5.0, 350, 377 MAG MPI STERNDRIVE EC - 377 MAG MPI BRAVO EC
4.3L/4.3LX ALPHA ONE ENGINE (262 CID) - 4.3L (GEN II) (2 BBL.) GM 262 V-6 1992-1993	370 HP TRS ENGINE (CARD 37) - 370 TRS GM 454 V-8 1985-1987
230 HP/5.0L 260 HP/5.7L ENGINE - 5.7L MIE GM 350 V-8 1988-1993	350 MAG MPI (GEN+)MIE - 350 MAG. MPI MIE (GEN+) GM 350 V-8 1998
4.3 LX/LXH ALPHA AND BRAVO (GEN +) - 4.3LX (GEN +) (2 BBL.) GM 262 V-6 1996-1997	5.0, 350, 377 MAG MPI STERNDRIVE - 350 MAG MPI ALPHA/BRAVO
5.0L/5.7L ALPHA/BRAVO GEN+ - 5.7L (2 BBL.) GM 350 V-8 1998-2001	3.0L/LX ALPHA ONE - 3.0LX GM 181 I/L4 1990-1995
320 HP E.F.I ALPHA ONE ENGINE - 320 (EFI) GM 350 V-8 1987	330 ENGINE (G.M.) - 330 MIE GM 454 V-8 1977-1980
470 ENGINE - 470 (2 BBL.) MERCURY 224 I/L4 1983-1984	BLACK SCORPION - BLACK SCORPION MX 6.2L MPI
4.3L ALPHA 4V - 4.3L (GEN +) (4BBL) Reman	5.0, 350, 377 MAG MPI STERNDRIVE - 377 MAG MPI BRAVO
5.0L,350 MAG,MX 6.2L MPI STERNDRIVE - 350 MAG MPI HORIZON ALPHA/BRAVO	350 MAG MX 6.2L MPI INBOARD - 350 MAG MPI HORIZON MIE
120 HP/2.5L140 HP/3.0L R/MR/ALPHA ONE - 140 GM 181 I/L4 1982-1986	SCORPION 350 EC / 377 HO EC - SCORPION 377 HO EC
898/200/228/230/260 HP R/MR/ALPHA ONE - 200 (2 BBL.) GM 305 V-81 1985-1986	250 ENGINE - 250 (2 BBL.) GM 350 V-8 1977
MPI STERNDRIVE - 350 MAG MPI HORIZON ALPHA/BRAVO	340 HP/7.4L W/BORG WARNER TRANS (GM) - 7.4l MIE W/B/W GM 454 V-8 1988-1992
5.7 LITRE COMPETITION SKI ENGINE - 5.7L (SKI) GM 350 V-8 1985-1987	898 (STERN DRIVE) 198 (INBOARD) ENGINE - 198 MIE (2 BBL.) GM 305 V-8 1977
5.7L (ALPHA) (EFI-TBI)5.7L (BRAVO) (EFI-TBI) ENGINE - 5.7L ALPHA EFI (TBI) GM 350 V-8 1995	5.7LX TBI BRAV0 350 TBI MAG ALPHA (EFI) - 5.7LX BRAVO EFI (GEN+) GM 350 V-8 1997
350 MAG MPI MX 6.2L MPI INBOARD - 350 MAG MPI HORIZON MIE	5.7L INBOARD ENGINE - 5.7L MIE GM 350 V-8 1997
5.0L / 5.7L STERNDRIVE - 5.7L CARB ALPHA/BRAVO	228 ENGINE (G.M.) - 228 (4 BBL.) GM 305 V-8 1979-1982
230 HP/260 HP INBOARD ENGINE (GM) - 230 MIE (4 BBL.) GM 305 V-8 1981-1986	5.0L EFI ALPHA/BRAVO 5.7L EFI ALPHA/BRAVO (GEN +) ENGINE - 5.0L EFI GM 305 V-8 1998
228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1979-1980	5.0L, 350, 377 MAG MPI STERNDRIVE - 5.0L MPI ALPHA/BRAVO
350 MAG MPI TOURN SKI (GEN +) - 350 MAG MPI SKI (GEN+) GM 350 V-8 1998 AND UP	165 HP - 3.7L/170 HP/180 HP-3.7 L/LX/190 HP - 170 (2 BBL.) MERCURY 224 I/L4 1985-1986
350 MPI ALPHA REMAN - 350 MPI ALPHA	5.7L 2BBL 5.7LX 4BBL 350 MAG ALPHA/BRAVO - 350 MAG. ALPHA (4 BBL.) GM 350 V-8 1997
5.0L, 350, 377 MAG MPI STERNDRIVE EC - 377 MAG MPI BRAVO EC	120 HP/2.5L140 HP/3.0L R/MR/ALPHA ONE - 2.5L GM 153 I/L4 1987-1989
5.7L COMPETITION SKI ENGINE - 5.7L COMPETITION SKI GM 350 V-8 1997	385 PERFORMANCE TUNED - 385 Performance Tuned
383 MAG STROKER-REMANUFACTURED - 383 MAG STROKER	470 ENGINE - 470 (2 BBL.) MERCURY 224 I/L4 1980-1982
5.0L, 350, 377 MAG MPI STERNDRIVE - 377 MAG MPI BRAVO	5.0L/5.7L ALPHA/BRAVO GEN+ - 5.0L (2 BBL.) GM 305 V-8 1998-2001

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