1995-1997 Kawasaki 750ZXi-900ZXi Jet Ski Repair Manual., Page 187Get this manual

ELECTRICAL SYSTEM 13-33
Spark Plug djustment
Measur the spark plug gap0 Check the distance between the electrodes with feeler gauge or wire gauge
Spark Plug Gap Standard:

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives