NGK 2721 - Alternative spark plugs
There are 20 replacement spark plugs for NGK 2721. The cross references are for general reference only, please check specifications for your application.
Specifications for NGK 2721
- Thread diameter
- 14.0 mm
- Thread reach
- 12.7 mm
- Hex size
- 20.8 mm
NGK 2721 replacement spark plugs
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Replacement spark plugs for NGK 2721 on Ebay
Applications for this plug
| Make | Model | Engine | Years | Engine size | HP | kW | Gap | Notes |
|---|---|---|---|---|---|---|---|---|
| KAWASAKI | S2A | 1971 - 1973 | 350 | 0.7 | ||||
| KTM | GS 100 | 1973 - 1976 | 100 | 0.6 | ||||
| KTM | MC 100 | 1973 - 1976 | 100 | 0.6 | ||||
| PUCH | GS 50 | 50 | 0.5 |
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