Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 61Get this manual

IGNITION
5DMT 2000 Digital Tachometer Multi-meter PIN 91 -854009A 1

6Digital Diagnostic Tester 91-823686A2

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