A boat propeller is a crucial component in the propulsion system of a boat, responsible for converting the engine's rotational power into forward or backward thrust. They come in various sizes and styles, each designed to match specific boat types and performance needs. The design of the propeller affects the boat's speed, handling, and fuel efficiency, making its selection important for optimal boat performance. In our online shop, we stock a variety of options to match your boat's specifications. Ensure you choose the right hub and bearing for a smooth fit and operation, whether you need a right-hand (RH) prop or another configuration. Our knowledgeable customer support team is ready to assist you in finding the perfect propeller to enhance your boat's performance and reliability.
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1-2 weeks delivery time The SPW VP64-ANODE Zinc Screw Anode is designed for VP64 marine applications. Manufactured from zinc, it functions as a sacrificial component to help protect electrically connected metal parts against galvanic corrosion. This replacement anode is identified by manufacturer part number VP64-ANODE and EAN 8720193069586. Supplied individually.
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$ 54.29
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1-2 weeks delivery time The SPW VP76-ANODE Zinc Screw Anode is a sacrificial anode designed for VP76 marine applications. Manufactured from zinc, it helps protect electrically connected metal components against galvanic corrosion by corroding preferentially. Suitable as a replacement for installations requiring part number VP76-ANODE. EAN 8720193069593. Supplied individually.
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$ 79.35
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1-2 weeks delivery time The SPW DF128-ANODE Zinc Screw Anode is a sacrificial anode designed specifically for the Variprop DF-128 propeller hub. Manufactured from zinc, it helps protect electrically connected propeller components against galvanic corrosion by corroding preferentially. This replacement anode is identified by manufacturer part number DF128-ANODE and EAN 8720193020228. Supplied individually.
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$ 158.87
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1-2 weeks delivery time The SPW VP64-SERVICE Variprofile Service Kit is designed for maintenance and repair of the Variprofile VP64. This model-specific service kit provides components intended for servicing compatible VP64 equipment. Manufacturer part number VP64-SERVICE, EAN 8720193069630. Supplied as one service kit.
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$ 225.78
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1-2 weeks delivery time The Hollex 786000 Zinc Propeller Anode is designed for Flexofold FP3B three-blade propellers with a single-hole mounting configuration. Manufactured from zinc, it provides sacrificial corrosion protection for electrically connected propeller components, helping reduce the effects of galvanic corrosion. This model-specific replacement anode is supplied individually in grip packaging. Product number 786000, EAN 1957000013068.
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$ 27.49
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1-2 weeks delivery time The Hollex Zinc Propeller Anodes are designed for Max Prop propeller applications and provide sacrificial protection against galvanic corrosion. Manufactured from zinc, the range includes two versions: 90970 for Max Prop Ø70 mm and 90992 for Max Prop Ø83 mm. The anodes help protect electrically connected propeller components by corroding preferentially. Both models are supplied individually in grip packaging. Select the appropriate version according to the specified Max Prop size and existing anode part number.
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$ 27.98
Diameter, mm:
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1-2 weeks delivery time The Hollex 5964 Zinc Propeller Anode is designed for the Variprofile VP64 and provides sacrificial corrosion protection for electrically connected marine metal components. Manufactured from zinc, the anode has an external product diameter of 67 mm and an additional specified diameter of 59 mm. It is intended for replacement applications requiring the Variprofile VP64 anode. Product number 5964, EAN 1957000013662. Supplied individually.
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$ 67.41
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1-2 weeks delivery time The Hollex 5965 Zinc Propeller Anode is designed for Variprofile VP76 marine propeller applications. Manufactured from zinc, it provides sacrificial corrosion protection for electrically connected metal components. The anode has a product diameter of 55 mm and an additional specified diameter of 50 mm. It is intended for replacement applications requiring an anode compatible with the Variprofile VP76. Product number 5965, EAN 1957000013655. Supplied individually.
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$ 63.20
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1-2 weeks delivery time The Hollex 5961 Zinc Propeller Anode is designed for Variprop DF80 marine propeller applications. Manufactured from zinc, it provides sacrificial corrosion protection for electrically connected propeller components. The anode has a product diameter of 67 mm and an additional specified diameter of 44 mm. It is intended as a replacement for compatible Variprop DF80 installations. Product number 5961, EAN 1957000013600. Supplied individually.
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$ 139.04
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1-2 weeks delivery time The Hollex 5962 Zinc Propeller Anode is designed for Variprop DF107 marine propeller applications. Manufactured from zinc, it provides sacrificial corrosion protection for electrically connected metal components. The anode has a specified product diameter of 78 mm and an additional diameter measurement of 51 mm. It is intended as a replacement for compatible Variprop DF107 installations. Product number 5962, EAN 1957000013617. Supplied individually.
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$ 168.54
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1-2 weeks delivery time E. Polipodio OG062 zinc anode suitable for Max-Prop propellers, model F-MAX-9. The conical anode measures Ø44 mm at the maximum outside diameter, 51 mm in overall height and Ø36 mm at the base. The catalogue drawing also specifies Ø4.5 mm fixing holes. Supplied in zinc (ZN) and cross-referenced in the Trem catalogue as L8119236.
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$ 48.01
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1-2 weeks delivery time E. Polipodio zinc anodes for J-Prop propeller applications, available in three dimensional configurations. The range includes outside diameters A of Ø60, Ø80 and Ø90 mm, heights H from 27 to 37 mm and dimension B of 8.5 or 10 mm. All versions are manufactured from zinc (ZN). Select the required anode according to outside diameter A, dimension B and overall height H.
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$ 27.85
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1-2 weeks delivery time E. Polipodio zinc anodes suitable for Max-Prop propeller applications, available in three sizes. OG009 / F-MAX-01 measures Ø67 x Ø38 x 40 mm, OG010 / F-MAX-1 measures Ø73 x Ø42 x 40 mm, and OG011 / F-MAX-2 measures Ø84 x Ø46 x 60 mm. All versions are manufactured from zinc (ZN) and are cross-referenced in the Trem catalogue as L8119038, L8119042 and L8119046.
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$ 22.77
Size:
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1-2 weeks delivery time E. Polipodio zinc shaft anodes suitable for Max-Prop propellers, available for Ø42 and Ø46 mm shaft diameters. Both versions share the same Ø93 mm overall diameter and 27 mm height. OG014 / Trem L8119442, model F-MAX-3, is designed for Ø42 mm, while OG015 / Trem L8119446, model F-MAX-4, is designed for Ø46 mm. Both variants are manufactured from zinc (ZN).
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$ 45.95
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1-2 weeks delivery time E. Polipodio OG010/6F zinc anode suitable for Max-Prop propeller applications, cross-referenced in the Trem catalogue as L8119343. The anode measures Ø68 mm in overall diameter and 44 mm in height, with a Ø42 mm central opening. The catalogue drawing additionally specifies 5 mm and 6 mm mounting dimensions. Manufactured from zinc (ZN).
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$ 30.89
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1-2 weeks delivery time Max Prop Z100R3 round zinc anode for Classic 100 3-blade propellers. The anode features D1 52 mm, D2 77.5 mm, D3 92 mm, E 100 mm and K hole distance 67.1 mm. Manufactured from zinc and designed as a replacement sacrificial anode for compatible Max Prop Classic installations. Article code Z100R3, barcode 8720193068701.
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$ 91.43
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1-2 weeks delivery time Max Prop Z100T3 triangular zinc sacrificial anode for Classic 100 3-blade propellers. The anode features D1 53 mm, D2 84 mm, E 100 mm and K hole distance 72.7 mm. Designed as a replacement anode for compatible Max Prop Classic installations. Article code Z100T3, barcode 8720193076072.
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$ 102.69
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1-2 weeks delivery time Max Prop Z101R3 round zinc sacrificial anode for Easy and Whisper 101 propeller systems, suitable for 3-, 4- and 5-blade configurations. The anode features D1 43 mm, D2 60 mm, D3 78 mm, E 101 mm and K hole distance 52 mm. Designed as a replacement anode for compatible Max Prop Easy and Whisper installations. Article code Z101R3, barcode 8720193076089.
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$ 59.45
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1-2 weeks delivery time Max Prop Z110R3 round zinc sacrificial anode for Easy and Whisper propeller systems, suitable for 3-, 4- and 5-blade configurations. The anode features D1 45 mm, D2 65 mm, D3 80 mm, E 110–115 mm and K hole distance 56.3 mm. Designed as a replacement zinc anode for compatible Max Prop Easy and Whisper installations. Article code Z110R3, barcode 8720193076096.
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$ 73.86
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1-2 weeks delivery time Max Prop Z111R3 round zinc sacrificial anode for Easy and Whisper 111 propeller systems, suitable for 3-, 4- and 5-blade configurations. The anode features D1 49 mm, D2 65.8 mm, D3 83 mm, E 111 mm and K hole distance 57 mm. Designed as a replacement zinc anode for compatible Max Prop Easy and Whisper installations. Article code Z111R3, barcode 8720193068718.
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$ 73.86
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What are the differences between inboard and outboard boat propellers?
Inboard and outboard boat propellers differ primarily in their placement and integration with the boat's engine. Inboard propellers are part of a system where the engine is mounted inside the boat, driving the propeller through a shaft that extends to the hull's exterior. This setup is commonly used in larger boats and offers better protection for the propeller. Outboard propellers, on the other hand, are attached to an outboard motor, which is mounted externally on the stern of the boat. This arrangement provides easier access for maintenance and replacement, and is typical for smaller boats and sailing vessels. Additionally, inboard propellers often require a more complex and protected installation, while outboard setups allow for greater flexibility and ease of handling.
When searching for boat props, it's important to find the right propeller for your boat to ensure optimal performance. We offer a wide range of boat propellers for sale, including performance propellers, sterndrive, and general propeller-GP models. Our inventory includes PowerTech propellers and custom inboard propellers, perfect for ski and wake boats. Our expert team can help you with any custom inboard propeller needs and provide replacement boat propellers. We strive to offer one of the largest selections of boat props at the lowest prices. Whether you're dealing with a bent prop shaft or need a duo blade powertech prop, we aim to provide consistent quality and fuel economy.
How do the materials used in inboard boat props and shaft affect their performance and durability?
The materials used in boat propellers significantly influence their performance and durability. Bronze propellers, commonly used in many inboard applications, offer excellent corrosion resistance and durability, making them suitable for long-term use in saltwater environments. Stainless steel propellers, on the other hand, provide a stronger alternative with greater impact resistance and less flex under load, enhancing performance by maintaining more precise blade shape at higher speeds.
Both materials ensure that the propellers can withstand the harsh marine environment while supporting the specific performance requirements of different types of boats, from sailing vessels to motor-driven crafts.
What is the impact of inboard propellers blade count on a boat’s maneuverability and thrust?
The number of blades on a boat propeller plays a crucial role in determining the boat's maneuverability and thrust. Generally, a propeller with more blades, such as a four or five-blade propeller, provides smoother operation and better traction in the water, which enhances maneuverability at lower speeds and in tight conditions. Fewer blades, like those on a three-blade propeller, typically generate greater top speed and are more efficient, making them ideal for faster inboard and outboard boats. The choice of blade count should align with the boat's intended use and performance goals, whether it's for leisurely sailing or high-speed boating, ensuring optimal propulsion and handling characteristics.
Find the ideal setup for your boating style in our complete range of Outboard Propellers.
What are the basics of inboard boat propellers and how do they differ from other types?
| Aspect | Inboard Propeller System | Other Propulsion Types (Outboard, Sterndrive) |
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| Engine Location | Mounted centrally inside the hull, forward of the transom. | Engine or drive unit is attached to or through the transom. |
| Propeller Drive | Fixed propeller shaft connected directly to the transmission. | Propeller is on a vertical driveshaft or integrated lower unit. |
| Steering Mechanism | Rudder directs water flow from the propeller for directional change. | The entire motor or drive unit swivels to change thrust vector. |
| Efficiency & Vibration | Long, straight shaft alignment promotes smooth, efficient power transfer. | Universal joints or gears in lower units can absorb more energy. |
| Typical Hull Suitability | Common on larger sailboats, trawlers, cruisers, and workboats. | Dominant on smaller recreational powerboats and runabouts. |
How does choosing between a 3-blade and 4-blade propeller affect performance and fuel efficiency?
A 3 blade propeller often provides a slight edge in top speed and maximum efficiency for lightweight, faster hulls. In contrast, a 4 blade propeller typically offers superior low-speed thrust, smoother operation, and better cruise efficiency for heavier vessels, trading a bit of peak speed for improved grip and handling.
What do diameter and pitch mean when selecting the right inboard propeller?
Diameter is the circle described by the blade tips, governing thrust and load capacity. Pitch is the theoretical forward travel per revolution, dictating speed and engine load.
Together, they define the right prop for your engine and hull:
- A larger diameter increases low-end thrust.
- More pitch allows higher potential speed.
- Incorrect combinations cause over or under-revving.
How does the bore size influence the fit and balance of an inboard boat propeller?
The bore is the central hole that mates the propeller to the tapered shaft. An imprecise fit causes wobbling, vibration, and potential damage to the shaft or strut. A perfectly matched bore, often achieved through CNC machining by brands like Acme Marine, ensures concentric balance and secure keyway engagement for marine propulsion integrity.
Where can you find high-quality inboard propellers for sale from brands like Acme?
Specialist prop shops and major marine distributors maintain an extensive inventory of inboard units from leading manufacturers. Propellers are available directly from select boat builders or through authorized online retailers that cater to yacht and commercial operators. Brands like Michigan Wheel, OJ, and VEEM offer robust options in NiBral material known for its strength and corrosion resistance.