The correct spark plug gap for the 1982 model, 9.8 hp Mercury outboard is .040 in.
What is the spark plug for a 1982 Shovle head
Jeany Spark was born in 1982, in England, UK.
1982-87 yz 490 - ngk br8es - 0.024 " , 1988-90 yz490 - 0.032 "
The spark plug gap in a 1982 Toyota Celica should measure .044 inches. This is equal to about 1.1 mm.
.045
if you buy ngk spark plugs the gap is already pre set.
.7 - .8
.24 to .31
gap is .035
It controls the ignition system.
0.7mm