JET POWER 85 KEIHIN N424-52

Part No. 25-394 (phoenixmotos.com)
Keihin N424-52-XXX Power Jet Leak Jet for FCR-MX Carburetors FOR OEM PWK carburettors, KXF250, KXF450, RMZ250, RMZ450, YFZ450, YZF/WRF250, YZF/WRF450
OVERALL LENGTH = 8.5mm DIAMETER OF THREAD = 3.5mm