Spark plug info

Very interesting to learn more and more, 1 plug is black (oil!!) 3 are well
Next winter I have to look to the motor frown
Perhaps I put I wormer plug in to burn the oil temporary
Stupid question what is you spark plug for a Ford 1600 CHV from 1985


Don't Worry, Be Happy
Morgan 4/4 1985 2,0 Zetec
BMW R1200 GS
Triumph TR140