Bougie NGK - Yamaha XS 500 D USA (Alloy Wheels) 1977

Overview

NGK is a globally recognised leader in ignition technology, producing high-quality spark plugs engineered for reliable starting, efficient combustion and long service life. Designed to meet OEM specifications, NGK plugs are trusted by manufacturers and workshops worldwide.

NGK Spark Plug D9EA
Wemoto Product Code: AB9644
The NGK D9EA is a non-resistor spark plug designed to deliver dependable ignition performance and smooth engine operation. Built to NGK’s proven standards, it provides stable combustion and reliable starting across a wide range of compatible motorcycle and small engine applications.

Technical Specifications

• Thread Size: 12mm
• Thread Pitch: 1.25mm
• Hex Size: 18mm (13/16")
• Reach: 19mm (3/4")
• Heat Range: 9

Featuring a durable electrode configuration and NGK’s proven construction, the D9EA offers consistent spark performance and efficient combustion. It is suitable as a direct replacement where this exact specification is required by the manufacturer.

Key Features & Benefits

• Genuine NGK spark plug
• Non-resistor design
• Reliable ignition performance
• Heat range 9 for correct thermal performance in specified applications
• 12mm thread with 19mm reach
• Durable construction for long service life
• Suitable for motorcycles and compatible engines requiring D9EA specification

Why buy from Wemoto

• Fast dispatch and reliable delivery
• Extensive range of motorcycle, scooter and ATV parts
• Knowledgeable customer support team