The proper spark plug gap for a 2002 Yamaha YZ250 is .024 inches. New spark plugs usually come pre-gapped, however.
The 1998 model, Yamaha 250 hp outboard, requires an NGK BR9HS-10 spark plug, gapped to .039 in.
The correct spark plug for this model is the NGK B-7ES.
The spark plug gap for a 1994 Yamaha YZ250 should be .024 inches. A Yamaha YZ250 is a 249cc motorcycle.
Spark plug gap for the Yamaha Zeal FZX 250 is 0.7 - 0.8mm, according the service manual
plug, plug cap, plug wire, stator, CDI
b8es NGK
no it will just fail the spark plug more often
the gap is .025
.028 to .032 .028 to .032
What is the spark plug gap on a kawasaki mojave 250
it should be between .7 mm to 0.8mm use a filler guage to ensure the gap correctly