14.250R21.000 AL 3BL MI MATCH (161004) from Michigan Wheel is an excellent primary propeller at a reasonable price. It is a three-blade propeller made of premium quality aluminum that rotates in the right-hand direction. It is perfect on large V6 outboards and sterndrives with V8 engines. It features a trendy design, excellent performance quality, durability, and dependability. It has a NAVAL brass spindle with a rubber cushioned hub that relieves shock and tension from shifting gears. Under severe impact, the rubber bushing spins free, lowering the risk of unit damage. It also comes with a high-gloss black power coach finish that helps reduce drag and protects the aluminum. It replaces part numbers 8611-143-21, 14984005111. Key Features: Right-hand rotation direction Three-blade propeller Well balanced blades Finished in a high-gloss black powder coat. High-quality aluminum alloy for strength and durability It matches the engine's characteristics and the drive's hydrodynamics. It optimizes overall efficiency by reducing fuel use. Product Specifications: SKU: 161004 UPC: 014984005111 Weight: 8.00 LBS PITCH: 21 MATERIAL: Aluminum Engine Range: V6/V8 Rotation: Right Blades: 3BL Splines: 19 Tooth Spline Diameter: 14 1/4 inch 17 ft-22 ft (39-50 mph)Engine ApplicationSx Cobra , Volvo Penta Sx 43/4" Gearcase 3.0 L 1994 & newer; 4.3 L 1994 & newer; 5.0 L 1994 & newer; 5.7 L 1994 & newer; 5.8 L 1994-97; 7.4 L 1997 & newer; 8.2 L 1997 Attaching Hardware:H82Attaching HardwareH82 Cotter pin (10/pack): Sierra: 18-3741 Nut, keeper & pin: Sierra: 18-3708-1 Other: 398042 Spacer washer (aft, splined): Sierra: 18-4194 Other: 3852350 Spacer washer, nut, keeper & pin kit: Sierra: 18-3733 Thrust washer (forward): Other: 3852020