WSM Cam Sensor O-Ring 420631890 for Sea-Doo 900 / 1000 / 1503 / 1630 PWC Engines

This is a cam sensor O-ring that replaces OEM number 420631890. It is used on Sea-Doo jet skis with the 900, 1000, 1503 and 1630 engines, and it seals the camshaft position sensor where it sits in the engine. Replace it whenever the sensor comes out, or when the old ring is hard, flat or weeping oil.

Fits

• Sea-Doo PWC with 900 engine
• Sea-Doo PWC with 1000 engine
• Sea-Doo PWC with 1503 engine
• Sea-Doo PWC with 1630 engine

Replaces OEM part numbers

420631890

Not sure it fits your ski? Call or text 954-914-6465 with your hull ID (HIN) and we'll confirm before you order.