Johnson TD-20 5hp Outboard Ignition Coil Timing Throttle Plate 580084 1946-1949 Carburetor 1970 1971 1972 1973 1974

1970 1971 1972 1973 1974 1975 1976 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990

I was unsure of what this item was for quite some time

MerCruiser 861554T01 Power Steering Cooler Replaces 861554T

MC 225-S) (225 (4 BBL

Johnson TD-20 5hp Outboard Ignition Coil Timing Throttle Plate 580084 1946-1949 Carburetor 1970 1971 1972 1973 1974Part Number(s) Included 71 300,510 300510 Ignition Coil Plate 580084 Ignition Coil The Primary windings read roughly 0 to 0. 5omh (I am going to assume a dirty connection, if it was truly bad it would be no continuity) and the Secondary windings read 3500K on the cleaner looking coil and 6500k on the dirtier looking coil which fall within those 3000K to 8000K specifications. Although running experience may be different, but as far as the bench test is