420956744 Oil Filter for Sea-Doo Fish 18-230 1630 2025-2026

Oil Filter for Sea-Doo Fish 18-230 1630

This oil filter is a replacement service part for the Sea-Doo Fish 18-230 with the 1630 engine, cross-referenced to 420956744, covering the 2025 and 2026 model years.

Overview

This oil filter is a service replacement built for the Sea-Doo Fish 18-230 1630, matched to OEM part number 420956744. It removes dirt, metal particles, and sludge from engine oil so the lubrication system keeps working through the season. Owners of these newer Fish models who service their own watercraft will find this oil filter a straightforward replacement.

Built For Performance

• Direct cross-reference to OEM part number 420956744
• Filter media designed to capture fine particles and sludge
• Sealing surface shaped for a tight, leak-resistant fit
• Housing built to handle marine engine heat and vibration
• Compact canister sized for the 1630 engine layout

Fits These Machines

• for Sea-Doo Fish 18-230 with 1630 engine, 2025-2026

On-The-Job Use

• Routine oil changes on 1630-equipped Fish 18-230 watercraft
• Seasonal tune-ups before launch
• End-of-season servicing before winter storage
• Replacing a clogged filter after heavy use

Specs At A Glance

Good To Know

Q: How often should this oil filter be changed? A: Follow the service interval in your Sea-Doo owner's manual, and replace the filter whenever you change the engine oil.

Q: Is this the correct filter for the 1630 engine? A: It cross-references OEM part 420956744, so confirm your model and engine code match before ordering.

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