Best Propeller For Outboard Motor: Compare 10 Options

Best Propeller For Outboard Motor

A strong outboard propeller matches your engine’s make, horsepower range, spline, and pitch; the right choice here depends on those details more than on a broad “fits outboards” label. This roundup compares ten aluminum and stainless-steel options for Mercury, Yamaha, BRP Johnson/Evinrude, and Hangkai engines, from a 3.5-hp replacement to models listed for engines as large as 140 hp. The Qiclear Flo-Torq Propeller leads for its broad stated Mercury horsepower range and included hub kit, while the Mercury Spitfire stands out for its four-blade design and stated acceleration advantage.

Before ordering, verify the engine’s exact model and gearcase, along with the propeller’s diameter, pitch, spline count, and rotation. Listed fit ranges and dimensions are useful starting points, not a substitute for checking the application.

The Qiclear Flo-Torq Propeller is the best overall choice in this group for buyers whose Mercury outboard falls within its stated 40–140-hp range. It measures 13 1/4 inches by 17 inches and includes a 835257Q1 Flo-Torq II hub kit, giving buyers both a clear size and a listed included component. Confirm the exact engine application before purchasing: the listing’s broad horsepower range does not establish compatibility with every Mercury model or gearcase.

Our Top Picks

Qiclear Flo-Torq PropellerBest Overall

Qiclear Flo-Torq Propeller

Its 13 1/4-by-17-inch size is listed for Mercury 40–140-hp engines, and the included Flo-Torq II hub kit is a useful component.

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Mercury Spitfire PropellerFour-Blade Option

Mercury Spitfire Propeller

This Mercury four-blade propeller is listed for several outboard applications, with 14-inch diameter, 19-inch pitch, and stated 16–25% faster acceleration than a comparable three-blade prop.

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CAPTAIN Yamaha Stainless PropellerStainless Steel Pick

CAPTAIN Yamaha Stainless Propeller

Its 17-4PH stainless-steel construction, 13.25-inch diameter, 17-inch pitch, and 15-tooth spline suit listed Yamaha 50–130-hp applications.

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Compare these outboard propeller options

#ProductMaterialPackage DimensionsWeightBuy
1Aluminum14.75 x 14.75 x 7.5 in—View on Amazon
2—16.6 x 16.5 x 8 in—View on Amazon
317-4PH stainless steel—11 lbView on Amazon
4Aluminum12.68 x 12.2 x 6.18 in2.03 kgView on Amazon
5
OULEME Mercury 13-Spline Propeller5. OULEME Mercury 13-Spline PropellerMercury 13-tooth direct replacement
Aluminum12.76 x 11.5 x 6.38 in—View on Amazon
6
VQPROPs Yamaha Propeller6. VQPROPs Yamaha PropellerYamaha 13-spline replacement
Aluminum12.71 x 12.28 x 6.26 in—View on Amazon
7
Qiclear Mercury 13 1/4x17 Propeller7. Qiclear Mercury 13 1/4×17 PropellerMercury 17-pitch aluminum option
Aluminum—6 lbView on Amazon
8
VIF Mercury 9.9-25 Propeller8. VIF Mercury 9.9-25 PropellerSmall Mercury saltwater replacement
Aluminum—3.7 lbView on Amazon
9
JSPROP BRP 12 1/4x15 Propeller9. JSPROP BRP 12 1/4×15 PropellerJohnson Evinrude 15-pitch choice
Aluminum12.4 x 12.13 x 6.14 in—View on Amazon
10
MOPFOL Hangkai 3.5HP Propeller10. MOPFOL Hangkai 3.5HP PropellerHangkai 3.5 hp direct replacement
Aluminum—10.56 ozView on Amazon

Detailed Reviews: Best Propeller For Outboard Motor

Qiclear Flo-Torq Propeller

#1 · Best Overall

1. Qiclear Flo-Torq Propeller

  • Material: Aluminum
  • Package Dimensions: 14.75 x 14.75 x 7.5 in

Best for: Mercury hub-kit replacement.

Why it ranks #1: Its 13 1/4-by-17-inch size is listed for Mercury 40–140-hp engines, and the included Flo-Torq II hub kit is a useful component.

An included 835257Q1 Flo-Torq II hub kit is the defining feature of this Qiclear propeller for Mercury outboards. Its stated 13 1/4-inch diameter and 17-inch pitch give buyers specific dimensions to assess, while the listed 40–140 hp title range points to a broad Mercury application.

The included Flo-Torq II hub kit makes this option distinctive for buyers seeking a propeller and named hub components together. The 13 1/4 x 17 dimensions give a concrete size reference, and the title specifies Mercury 40–140 hp compatibility. Aluminum construction identifies its material, while the setup-guidance video may help buyers follow installation steps. Its broader stated horsepower range is useful only when the individual engine and propeller requirements align.

Pros
  • 835257Q1 Flo-Torq II hub kit included
  • 13 1/4-inch diameter and 17-inch pitch stated
  • Aluminum construction
  • Listed for Mercury 40–140 hp in title
Cons
  • The listed 17-inch pitch is the only pitch specified.

Skip it if you need several pitch choices; VIF's Mercury 30–70 hp propeller lists multiple pitches.

Mercury owners whose application matches the stated range and 13 1/4 x 17 dimensions may value the included hub kit. Verify those requirements against the intended engine before selecting this propeller.

Full product details
BrandQiclear
Color‎black
Included Components‎835257Q1 Flo-Torq II Hub Kits Included
Item Dimensions LxWxH‎13 x 13 x 7 inches
Item Package Dimensions L x W x H‎14.75 x 14.75 x 7.5 inches
Manufacturer‎Qiclear Marine
Material‎Aluminum
Model‎Boat Propeller for Mercury Outboard Motors 60 75 90 100 115 HP
Package Weight‎3.56 kg
Size‎Large
Style‎outboard boat propeller
Warranty Description‎1 year

Listed on Amazon as: 13 1/4×17 Pitch 48-77344A45 Boat Propeller for Mercury 40-140HP

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Mercury Spitfire Propeller

#2 · Four-Blade Option

2. Mercury Spitfire Propeller

  • Package Dimensions: 16.6 x 16.5 x 8 in

Best for: Four-blade acceleration and handling.

Why it ranks #2: This Mercury four-blade propeller is listed for several outboard applications, with 14-inch diameter, 19-inch pitch, and stated 16–25% faster acceleration than a comparable three-blade prop.

Four-blade geometry is the defining feature of Mercury’s SpitFire aluminum propeller, with the listing stating 16–25% faster acceleration than a comparable three-blade prop. Its 14-inch diameter, 19-inch pitch, and right-hand rotation give buyers specific dimensions alongside a stated range of compatible Mercury and MerCruiser applications.

The aggressive four-blade geometry is described as enhancing handling and top speed while contributing to the stated acceleration advantage over a comparable three-blade prop. Mercury lists compatibility with 90–115 hp FourStroke Command Thrust outboards, 135–300 hp two- and four-stroke outboards, and Alpha One and Bravo One sterndrives. Mercalloy aluminum is described as strong yet ductile enough to handle minor impacts, linking material choice to the stated impact characteristic. The 14 x 19 dimensions help buyers assess fit.

Pros
  • Four-blade design
  • Stated 16–25% faster acceleration than a comparable three-blade prop
  • Mercalloy aluminum alloy
  • Listed for specified Mercury, Mariner, and MerCruiser applications
Cons
  • Compatibility is limited to the listed Mercury, Mariner, and MerCruiser applications.

Skip it if you need a Yamaha-specific stainless-steel propeller; CAPTAIN's 15-spline model is listed for Yamaha 50–130 hp.

Owners of the listed Mercury, Mariner, or MerCruiser applications who prioritize four-blade handling and acceleration can assess this SpitFire. Its right-hand rotation and 14 x 19 dimensions remain key fit considerations.

Full product details
Brand‎MERCURY
Color‎Black
Item Dimensions LxWxH‎17 x 17 x 8 inches
Item Package Dimensions L x W x H‎16.6 x 16.5 x 8 inches
Manufacturer‎Mercury Marine / Mercruiser
Package Weight‎4.33 kg

Listed on Amazon as: Mercury Spitfire 4-Blade Aluminum Propeller, 14” Diameter x 19” Pitch, Right Hand Rotation

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CAPTAIN Yamaha Stainless Propeller

#3 · Stainless Steel Pick

3. CAPTAIN Yamaha Stainless Propeller

  • Material: 17-4PH stainless steel
  • Weight: 11 lb

Best for: Yamaha stainless-steel performance.

Why it ranks #3: Its 17-4PH stainless-steel construction, 13.25-inch diameter, 17-inch pitch, and 15-tooth spline suit listed Yamaha 50–130-hp applications.

17-4PH stainless steel distinguishes this CAPTAIN propeller from the listed aluminum alternatives, for Yamaha outboards in the stated 50–130 hp range. Its 13.25-inch diameter, 17-inch pitch, 15-spline tooth, three-blade design, and right-hand rotation provide a detailed specification set for checking a replacement.

The stated Yamaha application covers listed models from T50 and T60 through 130 hp, giving buyers a broad but engine-specific range to review. Its 15-spline connection and right-hand rotation clarify two important setup details, while the 13.25 x 17 size offers a direct dimensional reference. Three blades and 17-4PH stainless-steel construction distinguish its configuration and material. The listing also mentions cupping, but does not supply a quantified performance claim, so buyers should focus on the stated fit and specifications.

Pros
  • 17-4PH stainless-steel construction
  • Listed for Yamaha 50–130 hp engines
  • 15-spline connection stated
  • 13.25 x 17 size with right-hand rotation
Cons
  • The supplied listing does not specify a warranty length.

Skip it if you need an aluminum Yamaha replacement; VQPROPs' 13-spline propeller is an aluminum option for Yamaha 25–60 hp.

Yamaha owners seeking a stainless-steel, three-blade propeller can use the listed engine applications, 15-spline connection, and 13.25 x 17 size to assess fit. Confirm the specific motor falls within the stated range.

Full product details
BrandCAPTAIN
ColorSilver
Included ComponentsBoat propeller
Dimensions13.4"D x 13.4"W x 13.4"H
Item Weight11 pounds
ManufacturerCaptain Marine
Material17-4PH stainless steel
Model NumberY-13 1/4x17pitch-15 teeth-3B-SS
Operation Mode[INF] Manual
Recommended UsesPowering Yamaha outboard engines (50-130 HP), suitable for various activities such as water sports, fishing, and marine transportation

Listed on Amazon as: CAPTAIN Boat Propeller fit Yamaha 115p 60 75 90 100 115 130 HP Outboard Engines, Stainless Steel 15 Spline Tooth Prop, RH, OEM

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VIF Mercury 30-70 Propeller

#4 · Pitch-Range Choice

4. VIF Mercury 30-70 Propeller

  • Material: Aluminum
  • Package Dimensions: 12.68 x 12.2 x 6.18 in
  • Weight: 2.03 kg

Best for: Mercury aluminum propeller choice.

Why it ranks #4: The aluminum propeller is listed for Mercury 30–70-hp engines and offers multiple pitch options from 9p through 15p.

A choice of five listed pitches—9, 10, 11, 13, and 14 or 15—sets this VIF aluminum propeller apart for Mercury 30–70 hp owners. That range gives buyers several pitch options within one product listing, while its 13-spline specification identifies the connection type for the intended motor family.

The 13-spline specification and stated Mercury 30–70 hp application make the intended engine range and connection type clear before purchase. Aluminum construction keeps the replacement in the material category specified by the listing, and the listed 4 x 10.2-inch diameter with 13-pitch size provides a concrete reference for buyers comparing propeller dimensions. Since multiple pitches are offered, buyers can select among the listed options rather than treating this as a single-pitch propeller.

Pros
  • Listed for Mercury 30–70 hp outboards
  • 13-spline specification is stated
  • Aluminum construction
  • Multiple pitch options are listed
Cons
  • The supplied listing does not identify a hub kit as included.

Skip it if you need an included hub kit; Qiclear 13 1/4×17 lists a Flo-Torq II hub kit.

Mercury 30–70 hp owners seeking an aluminum replacement and a choice of listed pitches should consider this VIF. Check that the selected pitch and 13-spline specification match the intended setup.

Full product details
BrandVIF
Color‎black
Included Components‎a propeller
Item Dimensions LxWxH‎9 x 5 x 9 inches
Item Package Dimensions L x W x H‎12.68 x 12.2 x 6.18 inches
Item Weight‎2.03 kg
Manufacturer‎VIF Jason Marine
Material‎Aluminum
Model‎boat propeller
Package Weight‎2.08 kg
Size‎4×10.2Dia x 13Pitch
Warranty Description‎1 year

Listed on Amazon as: VIF Boat Propeller for Mercury 30-70hp 13 Spline 13p 9p 10p 11p 14p 15p

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OULEME Mercury 13-Spline Propeller

#5

5. OULEME Mercury 13-Spline Propeller

  • Material: Aluminum
  • Package Dimensions: 12.76 x 11.5 x 6.38 in

Best for: Mercury 13-tooth direct replacement.

Why it ranks #5: Its 10 7/8-by-11-inch, three-blade RH design and 13-tooth spline are specified for Mercury 25–75-hp outboards.

A stated 13-tooth spline and direct-replacement application for Mercury outboards with a 3 1/4-inch gearcase make this OULEME propeller a specification-focused choice. Its 10 7/8-inch diameter, 11-inch pitch, three blades, and right-hand rotation give buyers several concrete details for checking an intended replacement.

The listing states compatibility with Mercury 25–70 hp engines using a 3 1/4-inch gearcase, while its engine applications extend to specified models through 75 hp. The 13-tooth spline and right-hand rotation clarify connection and orientation details, and the 10 7/8 x 11 dimensions identify the propeller size. Aluminum construction and precision-balancing claims add material and manufacturing context. Buyers can use the stated OEM replacement reference to compare their existing requirements before installation.

Pros
  • 13-tooth spline specified
  • 10 7/8-inch diameter and 11-inch pitch stated
  • Three blades with right-hand rotation
  • Aluminum construction
Cons
  • The stated direct-replacement range is Mercury 25–70 hp, narrower than the title’s 25–75 hp.

Skip it if you need a four-blade propeller; Mercury SpitFire is a listed four-blade aluminum option.

Mercury owners with a matching gearcase, spline, rotation, and application can assess this OULEME propeller using its detailed specifications. Check the engine-specific range carefully, since the title and feature text differ.

Full product details
BrandOULEME
Color‎Black
Included Components‎propeller
Item Package Dimensions L x W x H‎12.76 x 11.5 x 6.38 inches
Manufacturer‎OULEME
Material‎Aluminum
Model‎13 Spline Tooth, 10 7/8×11-3, RH, For Mercury
Package Weight‎2.25 kg
Size‎10 7/8 x 11
Warranty Description‎1 Year

Listed on Amazon as: OULEME Boat Propeller, 13 Tooth Spline, for Mercury Outboard 25-75 HP Motors, RH

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VQPROPs Yamaha Propeller

#6

6. VQPROPs Yamaha Propeller

  • Material: Aluminum
  • Package Dimensions: 12.71 x 12.28 x 6.26 in

Best for: Yamaha 13-spline replacement.

Why it ranks #6: This aluminum 11 3/8-by-12 propeller is listed for Yamaha 25–60-hp engines with a 3.5-inch gearcase and 13 splines.

A stated Yamaha 25–60 hp application paired with a 13-spline connection makes this VQPROPs aluminum propeller a focused replacement option. Its 11 3/8 x 12 size and 3.5-inch gearcase specification give buyers concrete details to compare against their Yamaha outboard before choosing a propeller.

The listing identifies Yamaha engines with a 3.5-inch gearcase and a 13-spline tooth connection, helping buyers assess whether the propeller matches their outboard’s stated setup. Its 11 3/8 x 12 size gives a specific diameter-and-pitch reference, and aluminum construction identifies the material. The product description names several engine applications, including T25, F30, and selected 40–48 hp models, so buyers can use those details alongside the broader 25–60 hp range.

Pros
  • Listed for Yamaha 25–60 hp engines
  • 13-spline connection stated
  • 3.5-inch gearcase application specified
  • 11 3/8 x 12 size listed
Cons
  • The supplied listing specifies a 60-day warranty.

Skip it if you need a propeller listed for Mercury; OULEME's 13-tooth-spline propeller is specified for Mercury outboards.

Yamaha owners whose engines match the stated horsepower, gearcase, spline, and size details should consider this aluminum option. The listed applications include particular model years, so match those specifics to the intended motor.

Full product details
BrandVQPROPs
Color‎White
Included Components‎A Propeller
Item Package Dimensions L x W x H‎12.71 x 12.28 x 6.26 inches
Manufacturer‎VQPROPs
Material‎Aluminum
Model‎Yamaha Propeller
Package Weight‎1.81 kg
Size‎11 3/8×12
Warranty Description‎60 days

Listed on Amazon as: Aluminum Outboard Propeller for Yamaha 25-60HP 13 Spline 3.5" Gear

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Qiclear Mercury 13 1/4x17 Propeller

#7

7. Qiclear Mercury 13 1/4×17 Propeller

  • Material: Aluminum
  • Weight: 6 lb

Best for: Mercury 17-pitch aluminum option.

Why it ranks #7: Its 13 1/4-by-17-inch aluminum design is listed for Mercury 60–125-hp engines, though this listing does not specify an included hub kit.

A 13 1/4-inch diameter and 17-inch pitch define this Qiclear aluminum propeller for Mercury 60–125 hp outboards. Those specific dimensions help owners compare a replacement against their current setup, while the stated horsepower range and water-sports use recommendation clarify the kind of boating application covered by the listing.

The Mercury 60–125 hp application gives buyers a stated engine range to assess, and the 13 1/4 x 17 dimensions provide a precise size reference. Aluminum construction identifies the propeller material, while the listing names boating, water sports, and marine transportation as recommended uses. A setup-guidance video is also noted, which can support buyers reviewing installation steps. The listing does not specify an included hub kit, so this is a propeller-only choice in its supplied component details.

Pros
  • Listed for Mercury 60–125 hp outboards
  • 13 1/4 x 17 dimensions stated
  • Aluminum construction
  • Water sports listed as a recommended use
Cons
  • The supplied component details do not list an included hub kit.

Skip it if you want an included hub kit; Qiclear 13 1/4×17 for Mercury 40–140 hp lists one.

Mercury 60–125 hp owners seeking an aluminum 17-pitch propeller for boating or water sports can assess this option using its stated dimensions. Confirm the setup details, especially if a hub kit is needed.

Full product details
BrandQiclear
ColorBlack
Dimensions13.8"D x 7.5"W x 13.8"H
Item Weight6 pounds
ManufacturerQiclear Marine
Part Number48-77344A45
MaterialAluminum
Model Number13.25 x17
Operation ModeElectric
Recommended Usesboating, water sports, and marine transportation

Listed on Amazon as: 13 1/4 x17 Boat Propeller 48-77344A45 for Mercury 60-125 hp

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VIF Mercury 9.9-25 Propeller

#8

8. VIF Mercury 9.9-25 Propeller

  • Material: Aluminum
  • Weight: 3.7 lb

Best for: Small Mercury saltwater replacement.

Why it ranks #8: This aluminum 10 3/8-by-13 propeller has a 10-spline specification and is listed for Mercury 9.9–25-hp engines.

A stated saltwater use recommendation distinguishes this VIF aluminum propeller for Mercury 9.9–25 hp outboards. Its 10-spline connection and 10 3/8 x 13 dimensions provide specific fit and size details, helping buyers narrow their search to a smaller-engine replacement rather than a general-purpose propeller listing.

The 10-spline specification identifies the connection detail, while the stated Mercury 9.9–25 hp application narrows the engine range this propeller is intended for. Its 10 3/8 x 13 dimensions give buyers a further reference when assessing replacement requirements. Aluminum construction matches the listed material, and the product’s saltwater recommendation is relevant to owners operating in that environment. These details make the listing most useful when the engine range, spline count, and existing setup align.

Pros
  • Listed for Mercury 9.9–25 hp outboards
  • 10-spline connection specified
  • 10 3/8 x 13 dimensions stated
  • Saltwater use recommended
Cons
  • The supplied listing does not state that a hub kit is included.

Skip it if you need a listed hub kit; Qiclear 13 1/4×17 includes a Flo-Torq II hub kit.

Mercury 9.9–25 hp owners looking for an aluminum propeller with a saltwater recommendation can use these specifications to assess suitability. Match the 10-spline connection and listed dimensions to the intended setup.

Full product details
BrandVIF
ColorBlack
Item Weight3.7 pounds
ManufacturerJason Marine
Part Number48-19640A40
MaterialAluminum
Model Numberboat propeller
Operation ModeManual
Recommended UsesFor Salt Water

Listed on Amazon as: VIF 10 3/8 x 13 10 Spline Boat Propeller 48-19640A40 for Mercury 9.9-25hp

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JSPROP BRP 12 1/4x15 Propeller

#9

9. JSPROP BRP 12 1/4×15 Propeller

  • Material: Aluminum
  • Package Dimensions: 12.4 x 12.13 x 6.14 in

Best for: Johnson Evinrude 15-pitch choice.

Why it ranks #9: Its aluminum 12 1/4-by-15-inch size and 13-spline fit are listed for BRP Johnson Evinrude 40–75-hp applications.

A stated fit for BRP Johnson and Evinrude 40–75 hp engines gives this JSPROP aluminum propeller a clearly defined audience. Its 12 1/4-inch diameter, 15-inch pitch, and 13-spline specification give owners concrete dimensions and connection details to assess for a replacement.

The 40–75 hp application and 13-spline specification help narrow compatibility checks to the named BRP Johnson and Evinrude motor family. A 12 1/4 x 15 size provides a distinct diameter-and-pitch reference, while aluminum construction identifies the material. The listing also names OMC stern drives in its model description, broadening the stated application beyond outboards. Buyers should use the specific engine and connection details together rather than relying only on the headline horsepower range.

Pros
  • Listed for BRP Johnson and Evinrude 40–75 hp
  • 13-spline connection stated
  • 12 1/4 x 15 size listed
  • Aluminum construction
Cons
  • The supplied listing specifies a 90-day warranty.

Skip it if you need a propeller for Yamaha engines; VQPROPs' 13-spline aluminum model is listed for Yamaha 25–60 hp.

Owners of compatible Johnson, Evinrude, or listed OMC applications can assess this propeller using its horsepower range, spline count, and 12 1/4 x 15 size. Match all details to the motor.

Full product details
BrandJSPROP
Color‎black
Included Components‎a propeller
Item Package Dimensions L x W x H‎12.4 x 12.13 x 6.14 inches
Manufacturer‎JSPROP
Material‎Aluminum
Model‎Boat Propeller Fit BRP Johnson Evinrude OMC Stern Drive 40-75 HP
Package Weight‎2.02 kg
Size‎Standard
Warranty Description‎90 Day

Listed on Amazon as: 12 1/4×15 Boat Propeller for BRP Johnson Evinrude 40-75HP 13 Spline

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MOPFOL Hangkai 3.5HP Propeller

#10

10. MOPFOL Hangkai 3.5HP Propeller

  • Material: Aluminum
  • Weight: 10.56 oz

Best for: Hangkai 3.5 hp direct replacement.

Why it ranks #10: This lightweight aluminum three-blade replacement is specifically designed for Hangkai 3.5-hp motors, making its stated application much narrower than the other options.

Direct replacement compatibility with Hangkai 3.5 hp outboards is the defining advantage of this lightweight, three-blade MOPFOL propeller. Its CNC-machined aluminum construction and stated easy installation support owners replacing an old or broken propeller without modifications, while the compact 10.56-ounce listed weight is relevant for carrying and handling.

The stated Hangkai 3.5 hp fit and direct-replacement description make this a narrowly targeted option for owners of that motor. CNC-machined aluminum construction is presented as durable in marine environments, and the three-blade design is described as supporting thrust efficiency, fuel economy, smooth acceleration, and stable operation. The lightweight, portable description and easy-installation claim also suit a straightforward replacement workflow. The listing does not give a pitch measurement, so buyers have fewer dimensional details to compare.

Pros
  • Specifically listed for Hangkai 3.5 hp
  • Direct replacement without modifications stated
  • CNC-machined aluminum construction
  • Three-blade design
Cons
  • The supplied listing does not specify a diameter or pitch.

Skip it if you need a listed diameter and pitch; VIF's Mercury 9.9–25 hp propeller states 10 3/8 x 13.

Hangkai 3.5 hp owners replacing an old or broken propeller can consider this lightweight, three-blade option. Its direct-replacement claim is specific to that motor, and the listing provides no diameter or pitch.

Full product details
BrandMOPFOL
ColorWhite
Included ComponentsPropellers
Item Weight10.56 ounces
ManufacturerMOPFOL
Part NumberPHYRD1E55/PH06-JW
Manufacturer Warranty DescriptionNo
MaterialAluminum
Model Numberb913-20a01

Listed on Amazon as: Hangkai 3.5HP Aluminum Propeller 3 Blades 7 1/4 5-A CNC Machined Durable Design Direct Replacement Outboard Motor Propeller for Marine Boating

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Why a stated horsepower range is not enough

A stated horsepower range alone cannot confirm that a propeller fits your outboard. Listings here also distinguish spline counts, gearcase dimensions, rotation, and exact engine applications: for example, the VQPROPs Yamaha Propeller specifies 13 splines and a 3.5-inch gearcase, while the OULEME Mercury 13-Spline Propeller specifies 13-tooth splines and RH rotation. The VIF Mercury 9.9-25 Propeller instead lists 10 splines.

Those differences are not interchangeable simply because horsepower ranges overlap. Check the engine’s full model information and the existing propeller’s markings against the replacement listing; confirm the gearcase and rotation as well as horsepower.

A mismatch can prevent proper installation or make the propeller unsuitable for the application. Where a listing provides only a broad range, treat it as a screening clue and verify the exact fit before ordering.

Pitch and blade count involve different trade-offs

Pitch and blade count describe different aspects of a propeller, so compare both rather than treating one number as a complete performance forecast. The Qiclear Flo-Torq Propeller and Qiclear Mercury 13 1/4×17 Propeller list 17-inch pitch, while the VIF Mercury 30-70 Propeller offers several listed choices from 9p to 15p. This makes the VIF’s range useful to buyers who need to match a particular pitch, but the listing does not establish which pitch suits a particular boat and engine setup.

Blade count also varies: the Mercury Spitfire Propeller has four blades, and its listing states 16–25% faster acceleration than a comparable three-blade prop. That is a product claim, not a guarantee for every boat.

Decide what your setup requires, confirm the maker’s application guidance, and avoid assuming that a pitch or blade-count change will improve every measure of performance.

How to Choose an Outboard Propeller

Engine fit and spline count

Look first for an exact engine and gearcase match, not just a horsepower range. These products span Mercury 9.9–25 hp, Mercury 30–70 hp, Yamaha 25–60 hp, BRP Johnson Evinrude 40–75 hp, and Mercury listings reaching 140 hp. Spline counts also vary: the VIF Mercury 9.9-25 Propeller specifies 10 splines, while the VIF Mercury 30-70 Propeller, VQPROPs Yamaha Propeller, and JSPROP BRP 12 1/4×15 Propeller list 13.

The CAPTAIN Yamaha Stainless Propeller specifies Buyers replacing an existing prop should match the original fit details; buyers with an older or less common engine should prioritize an exact application listing over a wider advertised horsepower span.

Diameter and pitch

Choose a diameter and pitch that match your engine application and the propeller you are replacing. Listed examples include 10 7/8-by-11 inches for the OULEME Mercury 13-Spline Propeller, 12 1/4-by-15 inches for the JSPROP BRP 12 1/4×15 Propeller, and 13 1/4-by-17 inches for both Qiclear 17-inch options. The VIF Mercury 30-70 Propeller lists several pitches—9p, 10p, 11p, 13p, 14p, and 15p—rather than just one.

That choice can help buyers seeking a particular replacement pitch, while a fixed-size listing is simpler when the correct size is already known. Do not infer ideal pitch from horsepower alone; confirm the application for your boat and engine.

Material and blade configuration

Compare material and blade count against your intended replacement, while treating performance statements as specific to the listing. Most options here are aluminum, including the VIF, Qiclear, VQPROPs, OULEME, and JSPROP propellers. The CAPTAIN Yamaha Stainless Propeller uses 17-4PH stainless steel, and the Mercury Spitfire Propeller is a four-blade aluminum option.

The other products are presented as three-blade designs or, in several cases, do not state blade count in the supplied specifications. Buyers who need to match a standard aluminum replacement have several choices; buyers specifically seeking stainless steel or four blades can narrow the list quickly.

Verify the exact application before switching material or blade configuration.

Which Outboard Propeller Should You Choose?

Choose the Qiclear Flo-Torq Propeller if your Mercury application matches its stated 40–140-hp range and you want the included Flo-Torq II hub kit. For a Mercury four-blade option, consider the Mercury Spitfire Propeller, checking its listed engine applications and 14-by-19-inch dimensions. Yamaha owners seeking stainless steel should compare their engine details with the CAPTAIN Yamaha Stainless Propeller’s 15-spline, 13.25-by-17-inch specification; those needing an aluminum Yamaha option can check the VQPROPs Yamaha Propeller’s 25–60-hp fit.

For Mercury 25–75 hp, the OULEME Mercury 13-Spline Propeller lists a 10 7/8-by-11-inch size. The VIF Mercury 9.9-25 Propeller, JSPROP BRP 12 1/4×15 Propeller, and MOPFOL Hangkai 3.5HP Propeller serve narrower engine-specific applications.

Match exact model, spline, gearcase, and rotation before ordering.

Frequently Asked Questions

How do I confirm which propeller fits my outboard’s exact model and gearcase?

Check your outboard’s exact model and gearcase against the propeller listing and the manufacturer’s application information. Also verify spline count, diameter, pitch, and rotation where listed; a broad horsepower range alone does not confirm fit. If details are unclear, ask the manufacturer or a qualified dealer to confirm before ordering.

How does changing propeller pitch affect engine performance and operation?

Pitch is the distance a propeller is designed to advance in one rotation, and changing it can alter engine load and how the boat accelerates or runs. The right choice depends on the outboard and boat. Follow the engine maker’s guidance and avoid choosing pitch by number alone without checking the application.

When should I choose a three-blade propeller instead of a four-blade propeller?

Choose based on the needs of your boat and the propeller approved for your outboard, rather than blade count alone. This group includes a four-blade Mercury option, but the supplied details do not establish a universal performance advantage for either design. Confirm exact engine application, dimensions, pitch, and rotation before comparing options.

What information should I check beyond horsepower before ordering?

Check the exact engine model, gearcase, spline count, propeller dimensions, and rotation. The listings show why those details matter: options specify different spline counts, sizes, pitch, and applications. A stated horsepower range is useful for narrowing choices, but it does not prove compatibility with every engine in that range.

Which option is the leading choice for a compatible Mercury outboard?

The Qiclear Flo-Torq Propeller is the editorial pick for a Mercury outboard within its stated 40–140-hp range. It measures 13 1/4 by 17 inches and includes a 835257Q1 Flo-Torq II hub kit. Confirm the exact engine model and gearcase, since the horsepower range alone does not establish fit.

Final Words

Start by matching the propeller to your outboard’s exact model and gearcase, then verify spline count, dimensions, pitch, and rotation. For a compatible Mercury within the stated 40–140-hp range, the Qiclear Flo-Torq Propeller is the group’s best overall choice and includes a Flo-Torq II hub kit. Consider the listed alternatives for their specific applications, but treat horsepower ranges as a starting point—not proof of fit.

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