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WASHER @5 Mercruiser 12-20959 

# 525-12-20959
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WASHER (Priced Each. Must sell in quantities of 5) Mercruiser 12-20959

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MSRP: $2.50
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NOTE: This Item is a Non-Stocked, Special Order, OEM Mercury Part.
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Additonal Info On This Product:

Applications Where This Item Is Used:

MERCRUISER SEC G MISCELLANEOUS - Miscellaneous40/50/60 (4 CYLINDER) CARB 4-STROKE - 60 (4-STROKE)(4 CYL.)
MERCRUISER SEC H FRESH WATER COOLING - Exhaust / Cooling Systems and Extension Kits530 D-TA / 636 D -TA D183 TURBO AC/D219AC - 530 D-TA (BRAVO & MIE) VM 183 I/L5 1989
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 120/140 1978-1982370/400/440/460 CYCLONE TRS ENGINE - 460 TRS GM 482 V-8 1983-1986
165 ENGINE - 165 GM 250 I/L6 1979-1981370/400/440/460 CYCLONE TRS ENGINE - 440 TRS GM 454 V-8 1983-1986
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 228 1978-198255/60 JET 40 (3 CYLINDER) - 40 JET
330 ENGINE (G.M.) - 330 GM 454 V-8 1977-1981260 ENGINE (G.M.) - 260 (4 BBL.) GM 350 V-8 1978-1982
255 ENGINE - 255 MIE FORD 351 V-8 1973-1974530 D-TA / 636 D -TA D183 TURBO AC/D219AC - 636 D-TA (BRAVO & MIE) VM 219 I/L6 1989
300 TEMPEST (MR/TR) ENGINE - 300 TEMPEST GM 350 V-8 1985-1986370/400/440/460 CYCLONE TRS ENGINE - 370 TRS GM 454 V-8 1978-1985
55/60 JET 40 (3 CYLINDER) - 60 (3 CYL.)280 ENGINE - 280 TRS GM 350 V-8 1975-1976
MARK 20H - MARK 20H120 ENGINE - 120 GM 153 I/L4 1979-1982
330 ENGINE (G.M.) - 330 MIE GM 454 V-8 1977-1980165 ENGINE - 165 GM 250 I/L6 1970-1978
110 ENGINE - 110 GM 153 I/L4 1963-1966320 HP EFI ALPHA 1/BRAVO - 320 (EFI) GM 350 V-8 1988-1989
ACCESSORIES MERCRUISER VOLUME I - Power Steering/Tiller Handles/ Shift KitsACCESSORIES MERCRUISER VOLUME I - Fuel/Oil Tanks, Lines, Filter Kits and Corrosion
R/MR ALPHA ONE STERNDRIVE - R/MR/ALPHA ONE (Transom Assembly) 1983-1990228 ENGINE (G.M.) - 228 MIE (4 BBL.) GM 305 V-8 1979-1980
25 XS - MERC 25XS420 / 425 - 425 (GEN. V) GM 454 V-8 1992-1993
MARK 6, MARK 6A - MARK 6, 6AKF3, KF5, MARK5 - MARK 5, KF5, KF3
150 ENGINE - 150 GM 230 I/L6 1964-1966MERCRUISER SEC K POWER STEERING - Power Steering/Tiller Handles/ Shift Kits
470 ENGINE - 470 (2 BBL.) MERCURY 224 I/L4 1980-1982HP 500 BULLDOG (540 CID) - 500 Bulldog GM 540 V-8 1990-1996
575 HP ENGINE (CARD 54) - 575 GM 540 V-8 1986-1992TR (200 RATIO) TRS (1.50 RATIO) STERN DRIVE - TR/TRS 1977-1993
225 ENGINE - 225-S (4 BBL.)FORD 302 V-8 1973-1974160 ENGINE - 160 GM 250 I/L6 1967-1969
ACCESSORIES MERCRUISER VOLUME I - Exhaust / Cooling Systems and Extension Kits7.5 J - MERC 7.5J
140 ENGINE - 140 GM 181 I/L4 1972-1978370/400/440/460 CYCLONE TRS ENGINE - 400 TRS GM 454 V-8 1980-1986
225 ENGINE - 225 (2 BBL.) GM 327 V-8 1963-1966898 (STERN DRIVE) 198 (INBOARD) ENGINE - 198 MIE (2 BBL.) GM 305 V-8 1977
55/60 JET 40/45 (3 CYLINDER) - 55 (3 CYL.)898 (1.50 RATIO) 1228 (1.50 RATIO) 1250 (1.32 RATIO) - 250 1977
140 ENGINE - 140 GM 181 I/L4 1979-1982120 ENGINE - 120 GM 153 I/L4 1972-1978
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 898 1978-1982215 ENGINE - 215 (4 BBL.) FORD 302 V-8 1970-1972
ALPHA ONE GEN II STERNDRIVE AND TRANSOM ASSEMBLY - ALPHA ONE (GEN.II) 1991-1995215 ENGINE - 215 MIE FORD 302 V-8 1970-1972
MARK 30H, MARK 55H - MARK 30H, 55H55/60 JET 40/45 (3 CYLINDER) - 45 JET
140 ENGINE (6 CYLINDER) - 140 GM 194 I/L6 1963120 ENGINE - 120 GM 153 I/L4 1964-1972
II STERN DRIVE - II 1962-1963KE7, KF7, KG7, KG4 - KE7, KF7, KG4, KG7 - 1939 THRU 1953
55/60 JET 40 (3 CYLINDER) - 55 (3 CYL.)FORMULA 1 (CARBURETOR) - MERC FORMULA I (CARB)
D-254 TURBO ACDIESEL ENGINE STERN DRIVE/INBOARD - D254 TURBO AC (BRAVO) VM 254 I/L6 1990-199355/60/45 JET/60 BIGFOOT (2-STROKE) - 45 JET
MERCRUISER SEC A RIDE-GUIDE - Power Steering/Tiller Handles/ Shift KitsMERCRUISER SEC G MISCELLANEOUS - Exhaust / Cooling Systems and Extension Kits
140 ENGINE (4 CYLINDER) - 140 GM 181 I/L4 1968-197255/60/45 JET/60 BIGFOOT (2-STROKE) - 55 (3 CYL.)
120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 485 1980-198255/60/45 JET/60 BIGFOOT (2-STROKE) - 60 (3 CYL.) BIGFOOT
530 D-TA / 636 D -TA D183 TURBO AC/D219AC - D219 TURBO AC (MCM & MIE) VM 219 I/L6 1990-1993190 ENGINE - 190 GM 283 V-8 1963-1964
BRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO ONE50/55/60 JET 45 - 50 (3 CYL.)
STEERING SYSTEMS AND COMPONENTS - Steering Systems and Components55/60 JET 40/45 (3 CYLINDER) - 40 JET
II STERN DRIVE (1.78:1 GEAR RATIO) - II (1.78:1) 1968-1969BRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO TWO
420 / 425 - 420 GM 454 V-8 1987-1989R/MR ALPHA ONE STERNDRIVE - R/MR/ALPHA ONE (Sterndrive) 1983-1990
OUTBOARDS SEC A RIDE-GUIDE - Power Steering/Tiller Handles/ Shift Kits485 ENGINE - 485 (2 BBL.) MERCURY 224 I/L4 1980-1982
228 ENGINE (G.M.) - 228 (4 BBL.) GM 305 V-8 1979-1982FORMULA 1 2 LITRE (EFI) - MERC FORMULA I (2L EFI)
BRAVO I/II/III STERNDRIVE AND TRANSOM ASSEMBLY - BRAVO THREE120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 470 1978-1982
50/55/60 JET 45 - 45 JET530 D-TA / 636 D -TA D183 TURBO AC/D219AC - D183 TURBO AC (MCM & MIE) VM 183 I/L5 1990-1993
370 HP TRS ENGINE (CARD 37) - 370 TRS GM 454 V-8 1985-1987120/140 (1.98 RATIO) 165 (1.65 RATIO) 470/485 (1.84 RATIO) 260/898/228 (1.50 RATIO) - 165 1978-1981
55/60 JET 40/45 (3 CYLINDER) - 60 (3 CYL.) BIGFOOT470 ENGINE - 470 (2 BBL.) MERCURY 224 I/L4 1976-1979
320 HP E.F.I ALPHA ONE ENGINE - 320 (EFI) GM 350 V-8 1987II STERN DRIVE - II 1964-1967
898 (1.50 RATIO) 1228 (1.50 RATIO) 1250 (1.32 RATIO) - 898/228 1977898 (1.50 RATIO) 1228 (1.50 RATIO) 1250 (1.32 RATIO) - 898/228 1977
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