MOTOFIXER
← Back to MotoFixer

Yamaha YZF-R1 (2002–2003)

Spark Plug

The Yamaha YZF-R1 (2002–2003) uses a NGK CR9EIA-9 or DENSO IU27D spark plug.

Spark Plug

Spark plug (OEM)NGK CR9EIA-9 or DENSO IU27D

FAQ

What spark plug does the Yamaha YZF-R1 (2002–2003) use?

OEM spark plug: NGK CR9EIA-9 or DENSO IU27D.

MotoFixer Pro unlocks torque specs, fault codes, suspension setup, and full engine data for this bike.

See Pro pricing →
Open in MotoFixer → All specs for this bike →