Description
A choice of 4-blade titanium-aluminium propeller blade units with hub kit to suit various Mercury Mariner 40 BigFoot-125hp outboards. The PolaStorm 4-blade Megara range of propellers are similar to Mercury Spitfire blade design, with medium rake and cupping, offering good thrust / acceleration and bow lift to light, mid weight and heavier planing craft. Commonly fitted to fishing boats and water ski boats. Produced from a Titanium/Strontium/Aluminium Alloy using Aerospace Precision Casting (APC) process (up to 33% stronger).Â
Propeller Suitability:
- Mercury/Mariner Outboards
- 40hp / 50hp (4 stroke / bigfoot) all years
- 70hp 1987-1989
- 75hp (2&4 stroke) 1984-newer
- 80hp 1978-1989
- 90hp (2&4 stroke) 1978-newer
- 100hp 1988-newer
- 115hp 1978-newer
- 115hp (4 stroke) 2001-newer
- 125hp 1994-newer
Propeller Specification:
- Material: Titanium Strontium Aluminium Alloy
- Finish: AkzoNobel Powder Coat finish
- Blades: 4
- Splines: 15
- Rotation: Right Hand
- To suit: 4 1/4″ Gearbox Casing
- Group D
Propeller Blade Unit Sizes:Â
- 13.8″ x 10″
- 13.8″ x 11″
- 13.8″ x 13″
- 13.4″ x 15″
- 13″ x 17″
- 12.5″ x 19″
PolaStorm propellers have an enviable reputation around the world and we are proud to be the sole distributor for UK & Ireland. Direct purchase from the manufacturer allows us to offer excellent value for money. Â We’re sure you will agree with us & the professionals; they are the equal if not better than the original manufacturers. Every individual propeller is tested for strength, balance, profile and finish before being boxed. Â Not to be confused with unbranded cheap imports.
With over 12 years experience, PolaStorm propellers have built an enviable reputation across the World. Quality consciousness is at the heart of PolaStorm’s success. Inspections are carried out on every propeller during Casting, Machining, Painting and Packing. Analysis equipment such as Coordinate Measuring Machine, Rubber Torque Tester, Hardness Tester and Dynamic Balance Machine are used to ensure the best quality products are supplied to the market.

