2x DENSO spark plugs for HONDA CR480 CR500 (Thin electrode - BR8EG replacement)

Thin centre electrode. DENSO spark plugs - W24ESR-V. Honda NC30 supplied with Denso Y27FER-C plugs. He wants us to use the standard Denso Y27FER-C plugs in the front 2 cylinders and the Denso Y31FER-C in the rears due to them running hotter.

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