Mercury Mercruiser Marine - WASHER (#12-20670) PRICE: $0.00 $0.00 Part #: 12-20670 This product is no longer available. Mercury Assemblies FUEL SYSTEMS MERCRUISER320 (EFI) GM 350 V-8 1987 PLENUM ASSEMBLY FUEL SYSTEMS MERCRUISER320 (EFI) GM 350 V-8 1988-1989 PLENUM ASSEMBLY AIR INLET/E.F.I. CONTROL BOX RACE OUTBOARDMERC/MAR 2.4L (EFI) E.F.I. CONTROL BOX AIR INLET/E.F.I.CONTROL BOX RACE OUTBOARDMERC FORMULA I (2L EFI) E.F.I. CONTROL BOX AIR INLET COMPONENTS RACE OUTBOARDMERC 3.4 (EFI) E.F.I. CONTROL BOX WITHOUT MOUNTING PLATE E.F.I. CONTROL BOX WITH MOUNTING PLATE E.F.I. CONTROL BOX RACE OUTBOARDMERC MOD-VP (EFI) ALTERNATOR ASSEMBLY MERCRUISER110 GM 153 I/L4 1963-1966 ALTERNATOR ASSEMBLY MERCRUISER140 GM 194 I/L6 1963 ALTERNATOR ASSEMBLY MERCRUISER225 (2 BBL.) GM 327 V-8 1963-1966 ALTERNATOR ASSEMBLY MERCRUISER190 GM 283 V-8 1963-1964 ALTERNATOR ASSEMBLY ALTERNATOR ASSEMBLY MERCRUISER150 GM 230 I/L6 1964-1966 CARBURETOR LINKAGE AND ELECTRIC CHOKE SOLENOID MARKMARK 25, 25E CARBURETOR LINKAGE AND ELECTRIC CHOKE SOLENOID MARKMARK 25, 25E MAGNETO ASSEMBLY(MK15) MARKMARK 20, 15, KH7, WG7 CYLINDER BLOCK AND END CAPS RACE OUTBOARDMERC/MAR 2.5L (EFI) RACE OUTBOARDMERC/MAR 2.5L (EFI)/(EFI-OFFSHORE) ALTERNATOR ASSEMBLY, COMPLETE A Cylinder Block and End Caps CYLINDER BLOCK AND END CAPS RACE OUTBOARDFORMULA I (2 LITRE EFI) CYLINDER BLOCK AND END CAPS RACE OUTBOARDS3000 Cylinder Block and End Caps RACE OUTBOARD2.5L (EFI)/(EFI-OFFSHORE)