Does the DENSO X24ESR-U fit the Yamaha FZX 750 (1987–1987)?
Yes — the DENSO X24ESR-U is a correct fitment for the Yamaha FZX 750 (1987–1987).
Last verified: 22 July 2026 against 2 independent sources (Cross-brand plug correspondence (NGK + Denso catalogues), Denso Motorcycle Spark Plug Catalogue (official PDF)).
Brakes are safety-critical. Always confirm fitment against your owner's manual before purchase and installation.
Where to buy the DENSO X24ESR-U (price comparison)
Prices captured on the dates shown and may have changed. Links are affiliate links.