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Johnson 6hp spark plug gap
The spark plug used in the Johnson 200 Ocean Pro is the Champion QL78YC. The proper gap for this plug is 0.030 inches.
The 1955 model, 3 hp Johnson outboard, requires a spark plug gap of .030 in.
The correct spark plug gap for the 1979 model, 100 hp Johnson outboard is .030 in.
The required spark plug air gap for the 83 model, 15 hp Johnson is .030 in.
The plug gap for a 70 Johnson would be .035 - .040.
The 140 hp model Johnson outboard runs a plug gap of .030 in.
The 25 hp Johnson outboard runs a plug gap of .030 in.
The recommended plug gap for the 2000 model, 4 hp Johnson is .030 in.
The 1998 model, 60 hp Johnson outboard runs a plug gap of .030 in.
gap
.03