Feature: 1. Fitment: Replacement for Mariner Outboards 8‑9.9HP, replacement for Nissan Outboards 8‑9.8HP, good aftermarket replacement part to replace original propeller blades and restore outboard propulsion performance to new state. 2. 3 Sharp Blades: The new aluminum alloy propeller has 3 sharp blades, and the blade section has almost zero resistance when propelling underwater, which can quickly cut through the water and advance forward. 3. 12 Spline Teeth: The joint of the propeller blades is linked by 12 spline teeth. The spline teeth are forged by with high density pure copper, which can better match the speed of the engine, so that your boat can move faster on the water. 4. Advanced Technology: Aerospace casting technology, the propeller is stronger and more durable, with 280MPA tensile strength and 220MPA yield strength, much stronger than traditional die casting and squeeze casting propellers. 5. Characteristic: Outboard propeller is designed from OEM blade geometry with appropriate cupping and camber added. Excellent bow lift, acceleration and top speed, reduced slip and increased bite. Specification: Item Type: Outboard Propeller Material: Aluminum AlloyOEM: 48-897618A10 Diameter: Approx. 8 1/2in / 21.6cm Pitch: Approx. 8 1/2in / 21.6cm No.s of Blade: 3 No.s of Spline: 12 Tooth Rotation: Right Application: Aftermarket replacement parts to replace original propeller blades and restore outboard propulsion performance to new condition Fitment: Replacement for Mariner Outboards: 8HP (4-Stroke) 2005-Present 9.9HP (4-Stroke) 2007-Present Replacement for Tohatsu, Replacement for Nissan Outboards 8HP (2-Stroke) All Years 8HP (MFS8 4-Stroke) All Years 8HP (NSF8 4-Stroke) All Years 9.8HP (2-Stroke) All Years 9.8HP (MFS9.8 4-Stroke) All Years 9.8HP (NSF9.8 4-Stroke) All Years Replacement for Parsun Outboards: 4HP (T4) All Years 5HP (T5) All Years 5.8HP (T5.8) All Years 6HP (T6) All Years 8HP (T8) All Years 9.8HP (T9.8) All Years. Package List: 1 x Outboard Propeller Note: 1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!