Genuine NGK ZFR6K-9E spark plug suitable for Honda BF80A and BF100A 4-stroke outboard engines. Designed to provide reliable ignition performance, smooth running, improved fuel efficiency and dependable starting.

NGK spark plugs are trusted worldwide for their quality, durability and consistent performance in marine applications.

Replaces Part Number

Honda 31916-ZY9-H01

Spark Plug Type

NGK ZFR6K-9E

Fitment

Honda Outboard

BF80A
BF100A

May fit additional Honda models using NGK ZFR6K-9E spark plugs.

IMPORTANT

Please check your engine model and existing spark plug part number before ordering. If you are unsure, send us your engine model and serial number and our team will gladly confirm compatibility.

Details

Genuine NGK spark plug
Direct replacement for Honda 31916-ZY9-H01
OEM quality ignition performance
Helps ensure smooth starting and running
Corrosion-resistant construction
Suitable for routine service and maintenance

Why Buy from SSI Marine

Workshop-tested aftermarket & OEM-spec parts
Fast UK dispatch (same-day before 1 PM Mon–Fri)
Tracked 24-hour UK delivery
UK stock – collection available from Leigh (Manchester)
Technical support available

Buyer Responsibility

Please confirm compatibility with your engine model and serial number before purchase. If unsure, contact us — our technical team will be happy to help.

Help Page:
https://www.ssimarine.co.uk/pages/contact-us

80HP 100HP NGK Spark Plug for Honda BF80A BF100A Outboards ZFR6K-9E Replaces 31916-ZY9-H01