They are interchangeable.
Difference between the two :ZFR6K-11 is a standard NGK plug where as IZFR6K-11 is the Iridium version.
They are same.
SPARK PLUG (IZFR6K11) (NGK) Iiridium should come pre-gapped 1.0-1.1 mm (0.039 - 0.043)
NGK CR8E is the best spark plug to replace the original
Yes, Only difference is the plug heat rating. The Plug will run a little colder and may foul easier or more frequent.
the vibe uses ac spark plugs and they are rebranded ngk
ngk BPMR4A
NGK Insulators's population is 3,272.
Copper: NGK 5858 (XR4); Iridium: NGK 7189 (XR41X).....
NGK-BR8ES or NGK-B8ES
NGK BPM6A
ngk BPMR7A
- ngk ilkar7b11