01- ROTAX - Engine Lubrication

2026 Sea-Doo North America - LTD 18 - 300 - 55TF - Dusty Navy - Trailer Galv - CAT-1-30-101 - 2026 00055TF00

Parts in This Assembly

46 parts — click a part number to compare prices

Ref #	Part Number	Description	Qty
1	420812726 Oil Pump Housing	Oil Pump Housing	1
2	420837543 Oil Pump Shaft	Oil Pump Shaft	1
3	420956675 Oil Pump Rotor 16 mm	Oil Pump Rotor 16 mm	1
4	420811851 Oil Pump Cover	Oil Pump Cover	1
5	420641048 Torx Flange Screw M6 X 16	Torx Flange Screw M6 X 16	4
6	420856520 Oil Sieve	Oil Sieve	1
7	420631486 Oil Suction Pump Gasket	Oil Suction Pump Gasket	1
8	420641238 Torx Flange Screw M6 X 25	Torx Flange Screw M6 X 25	8
9	420837472 Pump Shaft Ass'y	Pump Shaft Ass'y	1
10	420956675 Oil Pump Rotor 16 mm	Oil Pump Rotor 16 mm	1
11	420929070 Needle Pin	Needle Pin	2
12	420811591 Oil Pump Cover	Oil Pump Cover	1
13	420641048 Torx Flange Screw M6 X 16	Torx Flange Screw M6 X 16	3
14	420956950 Oil Sieve	Oil Sieve	1
15	420256606 Valve Seat Sleeve	Valve Seat Sleeve	1
16	420256633 [Superseded by 420256638] Piston Valve	[Superseded by 420256638] Piston Valve	1
16	420256638 Piston Valve	Piston Valve	1
17	420939401 Compression Spring	Compression Spring	1
18	420939211 Compression Spring	Compression Spring	1
19	420230890 O-Ring	O-Ring	1
20	420641052 Plug Screw M20 X 1.5	Plug Screw M20 X 1.5	1
21	9779486 Oil Change Kit 5W40 1500cc	Oil Change Kit 5W40 1500cc	1
22	420612081 Oil Filter Cover	Oil Filter Cover	1
23	420850500 O-Ring	O-Ring	1
24	420230923 O-Ring	O-Ring	1
25	420641104 Hex Screw M8 X 140.5	Hex Screw M8 X 140.5	1
26	420950860 O-Ring	O-Ring	1
27	420857229 Spacer	Spacer	1
28	420842610 Hex. Nut M8	Hex. Nut M8	1
29	420250057 O-Ring	O-Ring	2
30	420888878 Oil Radiator	Oil Radiator	1
31	420641238 Torx Flange Screw M6 X 25	Torx Flange Screw M6 X 25	4
32	420256919 Oil Pressure Switch	Oil Pressure Switch	1
33	278002895 Temperature Sensor	Temperature Sensor	1
33	420222426 [Superseded by 278002895] Temperature Sensor	[Superseded by 278002895] Temperature Sensor	1
34	420956944 Oil Level Tube \| Includes 51 to 52	Oil Level Tube \| Includes 51 to 52	1
35	420950810 O-Ring	O-Ring	2
36	420956932 [Superseded by 420956933] Oil Level Gauge	[Superseded by 420956933] Oil Level Gauge	1
36	420956933 Oil Level Gauge	Oil Level Gauge	1
37	420660037 Cover	Cover	1
38	420627494 Thrust Washer	Thrust Washer	1
39	420856506 Vent Valve Ass'y \| Includes no. 39-42	Vent Valve Ass'y \| Includes no. 39-42	1
40	420630125 V-Ring 20S FPM Blow By Valve	V-Ring 20S FPM Blow By Valve	1
41	420950870 O-Ring	O-Ring	1
42	420641238 Torx Flange Screw M6 X 25	Torx Flange Screw M6 X 25	2
21a	420956744 Oil Filter	Oil Filter	1