420664049 Camshaft Position Sensor for Sea-Doo Base 16-170 1630 2026

Camshaft Position Sensor for Sea-Doo

This camshaft position sensor, reference 420664049, reads camshaft rotation and relays timing information to the engine control unit so ignition and fuel events stay timed correctly.

Overview

This camshaft position sensor for Sea-Doo is built as a direct-fit replacement for the original unit on 1630 powered watercraft. It keeps the ECU informed of camshaft position for stable idle and clean acceleration. The camshaft position sensor for Sea-Doo uses the factory connector and mounting point.

Built For Performance

• Reference 420664049 for easy cross-referencing
• Sealed body resists moisture and engine bay heat
• Factory-style plug connects to the original harness
• Consistent signal output across the rpm range
• Compact housing fits the stock mounting location

Fits These Machines

• for Sea-Doo Base 16-170 1630, 2026

On-The-Job Use

• Replacing a cam sensor that has set a diagnostic code
• Correcting timing faults that cause rough running
• Scheduled ignition service on 1630 engines

Specs At A Glance

Good To Know

Q: What causes a cam sensor to fail? A: Heat, vibration, and moisture intrusion over time are the usual causes of cam sensor failure. A: A failing sensor typically shows up as a fault code or erratic running.

Q: Is this a plug-and-play part? A: It mounts at the factory location and connects with the original style plug. A: Clear any stored codes after installation to confirm the fix.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.