Beefed Up 15 1 Quarter X 15 Boat Propeller 3 Blade RH Spline 15 For Mercruiser Alpha One Mercury Outboard 135 To 300 HP OEM 48-78116A45 Hub Kit Included Aluminum Vacuum Cast
✔️ 15 spline, RH rotation, OEM 48-78116A45, Flo-Torq II hub kit incl
Designed for Mercruiser Alpha One and Mercury outboards in the 135-300 HP range, this propeller features a 15-1/4 inch diameter and 15 pitch with 3 blades and a right-hand rotation. OEM part number 48-78116A45; Flo-Torq II hub kit included. Aluminum vacuum cast construction with five-layer surface processing and heat-treated blades for durability and efficiency.
✅ Diameter: 15-1/4 in (387 mm); Pitch: 15 in (381 mm); 3 blades; RH rotation; 15 spline
✅ OEM part 48-78116A45; Fits Mercruiser Alpha One and Mercury 135-300 HP
✅ Flo-Torq II hub kit includes: forward thrust washer, drive sleeve, aft adaptor, tab washer, prop nut
✅ Aluminum vacuum cast with five-layer surface treatment; heat-treated blades for toughness
💡 What is the best propeller option for Mercruiser Alpha One outboards in the 135-300 HP range?
Here's a concise answer to help you decide:
- 15-1/4 in diameter, 15 pitch, 3 blades
- RH rotation, 15 spline, OEM 48-78116A45
- Flo-Torq II hub kit 835257Q1 included
- Aluminum vacuum cast with heat-treated blades