Johnson TD-20 5hp Outboard Ignition Coil Timing Throttle Plate 580084 1946-1949 Carburetor Rochester 17080561

Rochester 17080561

65HP (1960 - 1968)

You need different ones if you are using oversize pistons

I'm not sure exactly what this came off of

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

Johnson TD-20 5hp Outboard Ignition Coil Timing Throttle Plate 580084 1946-1949 Carburetor Rochester 17080561Part 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