Spark Plug Y1021J | Nickel V‑groove for Marine Outboards | 4Boats
Y1021J-NGK
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Regular price£16.80
/
Tax included.
NGK nickel outboard spark plug Y1021J features a specially designed V‑groove centre electrode, improving ignitability and supporting stable combustion in marine and outboard petrol engines.
- Part number: NGK Y1021J
- Material: nickel centre electrode with V‑groove
- Application: marine petrol/outboard engines - use as an outboard spark plug
- Improved ignitability and more consistent combustion
- Pre-set gap - verify and adjust to the engine manufacturer's specification before fitting
- Corrosion-resistant construction suited to marine environments
- Confirm thread size, reach (mm / in), heat range and gap for correct fitment
- Replace as part of routine maintenance to ensure reliable starting and performance
- See our Spark Plugs collection or consult the engine fitment guide for compatibility details
Check your engine manual for compatibility and fitment details before purchase.
For the products under £150 the shipping is £6.99.
Free delivery for the most items over £150.
