Re: 20HP Mercury Motor mount CLAMPS
Both these sites list it as a 1978:
20 1978 EL 4819249 - 5183392
MERCURY OUTBOARD MODEL YEAR GUIDE 15 - 25 HP -- Mastertech Marine
20 200/20 2-cyl 4819249 5183392 1978 USA
Mercury 2-takt, 2-cyl, 18-25 hp, produktions?r, modellguide
Parts List:
MERC 20 - Mercury, Mercruiser, Force, etc. Parts Lookup
You will see under CLAMP AND SWIVEL BRACKET ASSEMBLY, that some of the washers were also attached with a screw.
Gerry
Both these sites list it as a 1978:
20 1978 EL 4819249 - 5183392
MERCURY OUTBOARD MODEL YEAR GUIDE 15 - 25 HP -- Mastertech Marine
20 200/20 2-cyl 4819249 5183392 1978 USA
Mercury 2-takt, 2-cyl, 18-25 hp, produktions?r, modellguide
Parts List:
MERC 20 - Mercury, Mercruiser, Force, etc. Parts Lookup
You will see under CLAMP AND SWIVEL BRACKET ASSEMBLY, that some of the washers were also attached with a screw.
Gerry