Genuine NGK 7421 BMR6A Spark Plugs
Product Description
The NGK 7421 BMR6A is a premium standard spark plug engineered for reliable ignition, long service life, and consistent performance in small engines. Designed with NGK’s proven technology, this plug offers excellent heat transfer, corrosion resistance, and overall durability.
Cross Reference: Replaces NGK 5921 BM6A
| Feature | Description |
|---|---|
| Construction | Standard NGK design built for long life and optimal ignition performance. |
| Metal Plating | Trivalent metal plating for superior anti-corrosion and anti-seizing protection. |
| Insulator | Alumina silicate ceramic for strength and enhanced heat dissipation; corrugated ribs to prevent flashover. |
| Core Material | Copper core for improved heat removal and consistent spark performance. |
| Thread Diameter | 14 mm |
| Thread Pitch | 1.25 mm |
| Reach | 9.5 mm (3/8″) |
| Hex Size | 3/4″ (19 mm) |
| Gap | 0.028″ |
| Material | Nickel |
We at M&M Products are a stocking distributor for Briggs and Stratton, Kohler, Toro dealer.
We not only sell their OEM parts but we also use them on our equipment repairs and rebuilds.
If there is something you need and don’t see it on one of our auctions, please email me through
[email protected] and I can get it in and create an auction for that item.
We not only sell their OEM parts but we also use them on our equipment repairs and rebuilds.
If there is something you need and don’t see it on one of our auctions, please email me through
[email protected] and I can get it in and create an auction for that item.
We also ship internationally!
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