What does NGK mean?

Related questions

1. What side is number one cylinder?
2. How do you know which spark plug is hotter?
3. What color should a spark plug fire?
4. Are NGK Spark Plugs good?
5. How long do NGK Iridium plugs last?
6. Do you gap NGK platinum spark plugs?
7. Whats better iridium or platinum?
8. What does a hotter plug mean?
9. Is NTK and NGK the same?
10. How do spark plugs look when bad?

Tags

1. #insulator
2. #supplied
3. #japan
4. #plugs
5. #insulators
6. #founded
7. #division
8. #spark
9. #japanese
10. #products
11. #automakers
12. #company
13. #nippon
14. #gaishi
15. #stands
16. #originally
17. #kaisha