Mercury Enertia 13.6x 21P Propeller 48-8M0151242 - MW
Mercury Enertia 13.6x 21P Propeller 48-8M0151242
Mercury Enertia 3-Blade Stainless Steel Propeller (8M0151242) is engineered to enhance speed and acceleration on a wide range of midsize and large boats, including runabouts and pontoons. Constructed from Mercury's advanced X7 stainless steel alloy, it offers exceptional strength and durability while delivering responsive handling and control.
Equipped with the Mercury Performance Vent System (PVS), this propeller allows boaters to fine-tune hole shot and acceleration performance by changing exhaust vent plugs to match specific applications. Designed for strong acceleration, impressive top-end speed, and confident performance in turns or while towing riders, the Enertia is a versatile choice for demanding boating conditions.
Key Features:
- Compatible with Mercury and Mariner 90-115hp Command Thrust outboards
- Fits Mercury 135-350hp TwoStroke and FourStroke outboards (excluding V10 Verado)
- Compatible with MerCruiser Alpha One and Bravo One sterndrives
- Built from Mercury X7 stainless steel alloy
- X7 alloy is 30% stronger and four times more durable than conventional stainless steel
- Performance Vent System (PVS) enables customizable hole shot and acceleration tuning
- Delivers strong acceleration, high top speeds, and excellent handling
- Maintains control during turns and while towing riders
- Requires a Mercury hub kit (sold separately)
- Backed by Mercury's extensive engineering, testing, and manufacturing experience
Specification
- 13.6" Diameter
- 21" Pitch
- 3-blade design
- left-hand rotation
Supersedes: 899003A46
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WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov

