90-300hp Group E TorqueMaster Series 4-Blade Polished Stainless Propeller Blade Units (4 3/4" hub)

The PolaStorm 4-blade TorqueMaster polished stainless range of propellers in right and left rotation are designed with high-rake blade geometry, heavy cupping and spiral flute exhaust design, offering aggressive acceleration, excellent bow lift and top speed, making them ideal for performance craft. Similar to Solas Rubex HR4, Solas HR Titan 4, Mercury Spitfire X7, Mercury Revolution 4 (Rev 4), and Yamaha Talon SS4. PolaStorm 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. Propeller Suitability: Mercury/Mariner: 115CT - 300hp Yamaha: 150 - 300hp Selva Killer Whale, Sei Whale, Beaked Whale, Right Whale, White Whale MerCruiser: Alpha One Gen 1, Alpha One Gen 2 (up to 300hp) Honda: 115 - 250hp (with 4 3/4" gearcase only) Johnson: 4-stroke 150hp+ Evinrude: ETEC 90 - 300hp Suzuki 150 - 300hp Tohatsu: 150 - 250hp This listing is for the Blade Unit only and requires a bush to install onto your propeller shaft (different specs depending on motor brand). Propeller Features: 4-Blade design offers great Stern Lift and Acceleration High rake blade provides excellent bow lift Cupped blade design increases bite & reduces slip Increased fuel economy and midrange performance Spiral flute exhaust design Propeller Specification: Material: ASTM A890-4A duplex stainless steel Finish: Polished Stainless Blades: 4 Rotation: Right and Left Hand To suit: 4 3/4" Gearbox Casing Group E Propeller Sizes: 14 1/2" x 14" 14 1/2" x 15" 14 1/2" x 16" 14 1/4" x 17" 14 1/8" x 18" 14 1/8" x 19" 14" x 20" 14" x 21" 14" x 23" 14" x 25" 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. Buy with confidence from a UK company who were established in 2014, have 30 years experience, and supply much of the UK & Irish Marine Trade.