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PolaStorm 13 1/4" x 15" 4-Blade Polished Stainless Propeller Blade Unit


PolaStorm 13 1/4" x 15" 4-Blade Polished Stainless Propeller Blade Unit


A high-quality propeller makes a huge difference in how your boat feels & performs. PolaStorm propellers have an enviable reputation around the world and we are proud to be the sole distributer for UK & Ireland. Direct purchase from the manufacturer allows us to offer you excellent value for money.

TorqueMaster Series propellers features: 

  • 4-Blade design offering great thrust and stern lift
  • Progressive pitch allows superior acceleration and midrange performance
  • High blade rake provides great bow lift - ideal for forward cabin craft
  • Spiral flute exhaust design
  • Stainless steel construction reduces blade flex and ensures lower planing and cruising speeds can be maintained

PolaFlex R&D Team specify ASTM A890-4A duplex stainless steel. This is heat treated to create a tensile strength of up to 750 Mpa with enhanced anti corrosion properties.

VX version props include a spacer ring to be installed when fitted to all brands except OMC/BRP/Johnson and 2-Stroke Suzuki with 13 spline tooth shaft.


  • Material: Polished Stainless Steel
  • Blades: 4
  • Diameter: 13 1/2"
  • Pitch: 15"
  • Hub: 4 1/4" (various 50-130hp outboards)

This propeller blade unit is compatible with the below listed engines when it is fitted with a PolaFlex hub kit (sold separately):

Yamaha 4 1/4" Hub Large Gearcase Outboards (K-Series propeller)

  • 2-Stroke: 115B, 115C, 130B, 140A
  • 4-Stroke: F80D, F100F, F115A, F115B, F130A
  • PolaFlex Hub Kit to suit above models (Click Here)

Yamaha 4 1/4" Hub Small Gearcase Outboards (K-Series propeller)

  • 2-Stroke: 60F, 70B, 75A, 75C, PRO 75, 80A, 85A, 90A, 
  • 4-Stroke: FT50B/C/G/J, FT60B/G, F70A, F80A/B, F100A/D
  • PolaFlex Hub Kit to suit above models (Click Here)


Selva 4 1/4" Hub Small Gearcase Outboards

  • Selva: Murena 25XS/40XS/70/70XSR, Marlin 30XS/50XS/80XS/100/100XSR
  • PolaFlex Hub Kit to suit above models (Click Here)

Selva 4 1/4" Hub Large Gearcase Outboards

  • Swordfish 40XS/80XS/100XS/115/115XSR
  • PolaFlex Hub Kit to suit above models (Click Here)


Mercury / Mariner 4 1/4" Gearcase Outboards

  • 40/50hp (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
  • PolaFlex Hub Kit to suit above models (Click Here)

With over 12 years experience, Polastorm propellers have built an enviable reputation across the World. Quality consciousness is at the heart of Polastorms 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.

Buy with confidence from a UK company who were established in 2014, have 30 years experience, supply much of the UK & Irish Marine Trade and who are a member of "British Marine" - the UK Marine Federation.

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