Skip to content
Get $50 Off! Use Code: VIFPROP2025
Cart
0 items

Aluminum Propellers for 135-300HP Mercury Engines

by huadong fan 03 Feb 2025

Aluminum Propellers for 135-300HP Mercury Engines: Precision-Engineered for Superior Performance

Choosing the right propeller for your boat is more than a technical decision—it's a pivotal step in optimizing your on-water experience. Aluminum propellers tailored for Mercury engines between 135HP and 300HP bring a blend of affordability, durability, and performance to the table. While not official Mercury products, these propellers are meticulously crafted to align with Mercury's high standards, delivering the efficiency and reliability that boaters demand.

Let’s delve into the critical aspects of blade count, pitch, diameter, and OEM compatibility to uncover how these propellers enhance your boat's performance.

Engines Application:
90CT‑400 &MERCRUISER STERNDRIVES
4-3/4" Gearcase
90,100,115HP Command Thrust...2014 & Newer
135 HP...1987-Newer
150 HP...1978-Newer
175 HP...1978-Newer
200 HP 1978-Newer
220 HP...1987‑1988
225 HP 1980-Newer
225 HP(SeaPro/Marathon)...All Years
250 HP...1994-newer                                            
275 HP...1990-1994                                              
300 HP...1983&1999-newer
3.4 Litre...1984-1986
MERCRUISER STERNDRIVES
MODELS 1S,1B,1C...-1982
MODELS 120,140,145 DTS...-1982
MODELS 165,228,470,485,888,898...-1982
MODELS 225S,233,255TRS,260,280TS,330TRS...-1982
MERCRUISER 120-260HP...1983-1985
ALPHA ONE DRIVE (GEN.1&GEN.2 ALL MOTORS&HP)
BRAVO ONE DRIVE (BRAVO ONE &BRAVO ONE X DRIVES ONLY)
15 Spline Tooth
OEM# SOLAS part NO. B D P R
/ / 3 14 23 R
48-832832A45 1511-143-21 3 14 1/4 21 R
48-832830A45 1511-145-19 3 14 1/2 19 R
/ 1511-148-17 3 14 4/5 17 R
/ 1512-148-17 3 14 4/5 17 L
/ 1511-150-15 3 15 15 R
48-832828A45 / 3 15 17 R
48-78116A45 / 3 15 1/4 15 R
/ / 3 15 1/4 19 R
/ / 3 15 1/4 19 L
/ / 3 15 1/4 20 R
/ / 3 15 1/4 20 L
/ / 3 15 1/4 21 R
/ / 3 15 1/4 21 L
/ / 3 15 1/4 23 R
/ / 3 15 1/4 23 L
/ / 3 15 1/2 17 R
/ / 3 15 1/2 17 L
/ / 3 15 3/4 15 R
/ / 3 15 3/4 15 L
/ / 3 16 11 R
48-78114A45 1511-160-13 3 16 13 R
/ / 3 16 17 R
/ / 3 16 18 1/2 R
/ / 3 16 20 R
/ / 3 16 21 1/2 R
/ / 4 14 17 R
/ / 4 14 19 R
/ 1513-140-21 4 14 21 R
/ / 4 14 1/4 19 R
/ / 4 14 1/2 13 R
/ / 4 14 1/2 15 R
/ / 4 14 1/2 17 R
/ / 4 15 13 R
/ / 4 15 15 R

The Role of Blade Count in Performance

The number of blades on a propeller profoundly affects its behavior on the water. For Mercury engines in the 135-300HP range, three-blade configurations dominate due to their ability to deliver a harmonious balance of speed, acceleration, and fuel efficiency. However, certain applications call for four-blade models, which shine when prioritizing quicker planing and enhanced control. These four-blade options may trade off a fraction of top-end speed but reward boaters with superior handling in choppy waters or during high-torque maneuvers.

Selecting the right blade count ultimately depends on your specific boating habits, whether it's thrilling speed runs or smooth cruising with a fully-loaded vessel.

Understanding Pitch and Diameter: The Heart of Propeller Design

Two of the most defining characteristics of any propeller are its pitch and diameter. Pitch determines how far the propeller theoretically travels in a single rotation, while diameter represents the breadth of the propeller’s spinning circle. Both parameters must align perfectly with your Mercury engine’s power output and your boat’s intended purpose.

A 14” pitch excels at achieving high speeds, making it a go-to choice for faster cruising. Conversely, a 15” pitch strikes a balance, catering to versatile needs like towing or recreational fishing. High-thrust applications, especially for heavier boats, benefit from pitches around 16”. Meanwhile, diameters of 14 1/4” and 14 1/2” ensure compatibility with Mercury sterndrives, allowing for optimal water displacement and propulsion.

Precision in these specifications translates to smoother operation, reduced engine strain, and enhanced overall performance, whether you’re navigating a serene lake or battling coastal waves.

OEM Compatibility: Ensuring Seamless Integration

Compatibility matters. Each aluminum propeller in this range is designed to match the exacting requirements of Mercury engines while providing an excellent alternative to OEM parts. Below are some specific OEM references:

  • OEM #48-832832A45: Features a three-blade configuration with a 14” diameter and 23” pitch, perfect for high-speed performance.
  • OEM #48-832830A45: A versatile option with a 14 1/4” diameter and 19” pitch for balanced applications.
  • OEM #48-832828A45: A 15” diameter paired with a 17” pitch offers dependable efficiency for a range of boating activities.
  • OEM #48-78116A45: Available in multiple configurations, including pitches from 15” to 23”, this model emphasizes adaptability.
  • OEM #48-78114A45: A larger 16” diameter and pitches spanning 13” to 21 1/2” make it an excellent choice for heavy-duty applications.

By closely mirroring Mercury’s original specifications, these propellers ensure a perfect fit and uncompromised performance across compatible engine models.

Wide-Ranging Applications for Aluminum Propellers

These aluminum propellers cater to a broad spectrum of Mercury engines, including popular models like the 135HP (1987 and newer), 150HP (1978 and newer), 175HP (1978 and newer), and up to 300HP engines (1983 and newer). Their compatibility extends to sterndrive systems such as Alpha One (Gen. 1 & 2) and Bravo One drives. Designed to suit gearcase sizes like the 4-3/4" gearcase, these propellers address a variety of boating needs with precision.

While these propellers are equally suited for Yamaha engines, they maintain their identity as high-quality alternatives designed with Mercury’s stringent requirements in mind.

The Final Word: Performance Meets Value

Your choice of propeller shapes your boating adventures, influencing everything from speed to maneuverability and fuel economy. Aluminum propellers for 135-300HP Mercury engines present a compelling option, combining quality engineering with unmatched value. By understanding the nuances of blade count, pitch, diameter, and compatibility, you equip yourself to make an informed decision—one that maximizes your boat's potential.

Upgrade or replace with confidence, knowing these propellers bring the durability and precision needed for smooth, reliable operation. Adventure awaits, and with the right propeller, the water is yours to conquer.

Prev Post
Next Post

Thanks for subscribing!

This email has been registered!

Shop the look

Choose Options

Recently Viewed

Edit Option
Back In Stock Notification

Choose Options

this is just a warning
Login
Shopping Cart
0 items