Fitment guide · 2026 Beta 250 RX 2-stroke (US) · 250 RX 2-stroke (2026)

CARBURETOR

37 parts on this diagram · 250 RX 2-stroke (2026)

Diagram #	OEM number	Part	Qty	Fitment
1	065.12.002.80.00	CARBURETOR ASSY RX 2T 250 MY26	—	Where it's used
3	026.12.009.80.00	FLOAT ASSY	—	Where it's used
4	026.12.011.00.00	FLOAT CHAMBER GASKET	—	Where it's used
5	026.12.106.80.00	CAP DRAIN ASSY	—	Where it's used
6	026.12.045.00.00	KIT, TUBE	—	Where it's used
7	026.12.107.00.00	CHAMBER ASSY	—	Where it's used
8	026.12.016.00.00	SCREW M4X16	—	Where it's used
9	026.12.024.00.00	PLATE	—	Where it's used
10	026.12.028.80.00	ADJUSTING SCREW ASSY	—	Where it's used
12	026.12.032.80.00	ADJUSTING SCREW M5 ASSY	—	Where it's used
13	026.12.037.80.00	SPRING ASSY	—	Where it's used
14	026.12.065.00.00	CARBURETOR COVER D38	—	Where it's used
15	026.12.064.00.00	VALVE D6,5	—	Where it's used
16	026.12.062.00.00	NEEDLE KEIHIN N1EE	—	Where it's used
17	36.25253.000	STARTER JET 85 KEIHIN	—	Where it's used
18	AB-03162	Kehin Main Jet 162	—	Where it's used
19	AB-04138	Kehin Pilot Jet 38	—	Where it's used
20	026.12.044.00.00	PACKINGS KIT	—	Where it's used
24	12.54242.000	CLIP, JET NEEDLE	—	Where it's used
111	026.12.008.00.00	STARTER PISTON	—	Where it's used
161	026.12.063.00.00	NEEDLE KEIHIN N1EF	—	Where it's used
162	035.12.014.00.00	NEEDLE N1EH	—	Where it's used
163	035.12.015.00.00	NEEDLE N1EG	—	Where it's used
164	036.12.005.00.00	JET NEEDLE, N1EI	—	Where it's used
165	026.12.050.00.00	CONICAL NEEDLE - NOZI	—	Where it's used
181	AB-03165	Kehin Main Jet 165	—	Where it's used
182	AB-03168	Kehin Main Jet 168	—	Where it's used
183	AB-03170	Kehin Main Jet 170	—	Where it's used
184	AB-03172	Kehin Main Jet 172	—	Where it's used
185	AB-03175	Kehin Main Jet 175	—	Where it's used
186	AB-03178	Kehin Main Jet 178	—	Where it's used
187	AB-03180	Kehin Main Jet 180	—	Where it's used
188	AB-03182	Kehin Main Jet 182	—	Where it's used
189	AB-03190	Kehin Main Jet 190	—	Where it's used
191	AB-04140	Kehin Pilot Jet 40	—	Where it's used
192	AB-04142	Kehin Pilot Jet 42	—	Where it's used
193	AB-04148	Kehin Pilot Jet 48	—	Where it's used