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for use on ferrous & non-ferrous metals
Compact 10-tooth design compatible with 520 pitch motorcycle chains
Tested to ensure high tensile strength and impact resistance in demanding riding conditions
Internal vacuum-injected grease is sealed by O-Rings to ensure permanent lubrication
Includes high levels of detergents to keep internal engine parts free from sludge and carbon deposits
Resin Reed YZ250 84-88 YZ490 84-90 Boyesen Power (BR624) size-ms for use on ferrous &Upgrade the intake performance of your YZ250 (84 88) or YZ490 (84 90) with these high performance resin reeds. This dual stage design improves throttle response across the entire powerband. Dual stage reed petals allow for better airflow at low and high RPM ranges. Made from a durable resin composite that offers increased longevity over standard carbon. Improves engine crispness and acceleration by optimising the intake cycle.
