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Autolite 458
GAP .030"
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 L76V is a surface gap plug. There is no measurable gap.
.025
Champion RJ19LM. Just remeoved it from my snowblower. Measured gap as .030"
Champion spark plug RJ19LM is for lawn mowers or similar equipment. The standard gap is .030 inches or 0.76mm.
.044 is the proper plug gap setting.
what to set gap on j8c spark plug
.30
.040
.30