Aluminium outboard propeller for Mercury & Mariner 25–30HP engines. The 13 pitch is ideal for higher top-end speed setups

Manufactured to OEM specification, this SSI Marine propeller provides a reliable and cost-effective replacement for worn or damaged propellers.

Fitment

Mercury / Mariner Outboard Engines

25 hp 2 stroke with serial no 0N0..... only

25 hp 4 stroke EFI with serial no 0R..... and 1R...... only

30 hp 2 stroke with serial no 0N0..... only

30 hp 4 stroke EFI with serial no 0R..... and 1R...... only

IMPORTANT

Please check and confirm that 9.9 x 13 and 10 spline is the correct propeller size for your engine.
If unsure, please contact us and we will try to advise you.

Details

• Diameter: 9.9
• Pitch: 13
• Splines: 10 (10 Tooth)
• Blades: 3
• Material: Aluminium
• Brand: SSI Marine
• Direct replacement – no modification required

Why Buy from SSI Marine

Workshop-tested aftermarket & OEM-spec parts
Fast UK dispatch (same-day before 1 PM Mon–Fri)
Tracked 24-hour UK delivery
UK stock – collection available from Leigh (Manchester)
Technical support available

Buyer Responsibility

Please confirm compatibility with your engine model and serial number before purchase.
If unsure, contact us — our technical team will be happy to help.

25 30HP 9.9 x 13 Mercury Mariner Outboard Propeller 9.9 x 13 10 Spline Aluminium