Top 10 Best 20hp outboard in 2026

Last Updated - 6/25/2026

🏆Best Choice

Quicksilver

Quicksilver 25W-40 Oil Change Kit for 4-stroke 15hp and 20hp Mercury outboards.

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Everything you need for an oil change on all 15hp and 20hp Mercury outboards in one box
•Kit includes (1) 1L bottle of Quicksilver 25W-40 4-Stroke Marine Engine Oil, Quicksilver premium oil filter and drain plug seal
•Quicksilver 4-Stroke Marine Engine Oil is formulated with advanced corrosion inhibitors and provides outstanding lubricity to reduce wear, scuffing and scoring for improved long-term engine reliability
•NMMA FC-W and FC-W Catalyst Compatible

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$33.97

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i COVER

iCOVER Outboard Motor Covers, Trailerable Full Boat Engine Cover Waterproof Heavy Duty Oxford Fabric with Zipper, Fits15-20HP Motors

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Eight Sizes Available: Our outboard motor cover comes in eight sizes, catering to a wide range of engines—6-15 HP, 5-20 HP, 20-30 HP, 30-60 HP, 60-100 HP, 100-150 HP, 175-225 HP, and 250-300 HP. This ensures a perfect fit for most popular brands in the market, including Mercury, Yamaha, Honda, Suzuki, and Nissan
•Full Protection: Our premium FULL motor cover provides 360° protection, completely enclosing your outboard motor to shield it from debris, water, and weather damage. Unlike those partial covers that leave areas exposed, our comprehensive design ensures maximum protection and extends the lifespan of your motor for worry-free performance season after season
•Long-Lasting and Waterproof Material: Crafted with heavy-duty oxford polyester and a waterproof PVC coating, our motor cover offers exceptional protection against harsh weather conditions such as snow, hail, rain, and wind. Rest assured, your outboard motor will remain safeguarded throughout the year
•Snug Fit and Upgraded Windproof Design: Designed for a snug fit, the outboard engine cover features an adjustable drawstring to ensure a tight fit. Additionally, it has a zipper for double security, keeping it in place during storage or while trailering your boat. Say goodbye to worries about your motor cover blowing away in strong winds. Even under harsh environments, your motor will remain safe, clean, and dry
•Rip Resistant and UV Resistant: Our iCOVER boat motor cover is engineered with double-line stitching and high-density bound seams for exceptional durability. The outer vinyl coating makes it highly resistant to UV rays, allowing it to withstand sunlight and keeping the cover looking clean

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$18.99

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Yinlowa

61N-24560-00-00 Fuel Filter for Yamaha Outboard Motor 9.9HP 15HP 20HP 25HP 30HP 40HP 55HP 48HP 50HP 55HP 60HP 70HP 75HP 90HP Yamaha 150 115 2 4 Stroke Marine Boat Fuel Filter - Replace Sierra 18-79910

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•REPLACEMENT MARINE FUEL FILTER - Top-quality fuel filter 61n-24560-00-00, constructed of premium housing and advanced filtering media for long lasting durability and reliability. With excellent filtration, low restriction, high-capacity and long service intervals, 61N-24560-00-00 Fuel Filter assy could keep the yamaha outboard engine and fuel system in superior condition.
•REPLACES PART # - 61N-24560-00-00, 61N-24560-00; Sierra 18-79910, 118-79910; 61N-24560-10, 655-24560-00, 655-24560-01; Replaces Suzuki 5410-93401; 15410-93411 25-40 HP OUTBOARD | Direct replacement for a proper fit and easy installation, quality materials used, meets or exceeds OEM standards, 100% rigorously tested before shipping.
•FITS THE FOLLOWING OUTBOARDS - For Yamaha 9.9HP outboard fuel filter, Yamaha15HP outboard fuel filter, Yamaha 20HP outboard fuel filter, Yamaha 25HP outboard fuel filter, Yamaha 30HP outboard fuel filter, Yamaha 40HP outboard fuel filter, Yamaha 50HP outboard fuel filter, Yamaha 55HP outboard fuel filter, Yamaha 60HP outboard fuel filter, Yamaha 70HP outboard fuel filter, Yamaha 75HP outboard fuel filter, Yamaha 90HP outboard fuel filter. Please Check Fitment & Part Number before ordering!
•OEM DESIGN, DIRECT FIT - Easy to install without any modifications. Even though this is not a genuine Yamaha or Sierra original equipment filter part, but it works even better and lasts longer. Save time and hundreds of dollars by replacing the yamaha 2 two stroke outboard fuel filter/ 4 four stroke outboard fuel filter yourself. Boat run like a top after the installation!
•BUY WITH CONFIDENCE - We offer 12-MONTH Warranty and LIFETIME Support. If this yamaha 2 stroke fuel filter fails on your YAMAHA marine outboards, please don’t hesitate to contact us for a replacement or refund. True hassle-free shopping experience.

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$11.99

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NorthBoat

Waterproof Outboard Boat Motor Cover for 0-20HP，59 inch C * 49 inch H, Heavy Duty, Fade-Resistant, Universal Fit Engine Protection

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•This Oxford fabric outboard motor cover provides reliable protection for 0-20HP engines against rain, saltwater, UV rays, and debris. Its waterproof and UV-resistant material helps prevent corrosion and plastic degradation while offering physical protection during transport and storage.
•This outboard motor cover is compatible with most major brands of 0-20HP outboard engines, Fits Yamaha, for Mercury, for Honda, for Suzuki, for Tohatsu, and for Evinrude models. it provides full coverage of the engine body and critical components.
•This cover is constructed from polyester Oxford fabric with a waterproof coating, effectively resisting rain and moisture while maintaining tear resistance during regular use. The UV-treated fabric reduces sun fading, and its low-profile black appearance helps conceal dirt.
•This engine cover features an adjustable drawstring design that ensures a secure fit on most outboard motors. The tool-free installation allows for quick deployment, making it ideal for both temporary use and seasonal storage. Includes a storage bag for added convenience.
•This outboard motor cover measures 59"L × 49"H to ensure compatibility with most 0-20HP engines. Please verify your engine dimensions before purchase. If your motor falls within this size range, you can order with confidence for a proper fit.

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$17.99

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MERCURY

OEM Mercury Marine 4-Stroke 15/20HP Carb Outboard Oil Change Kit 8M0081914

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Genuine Mercury Marine OEM Original Equipment PN 8M0081914
•Fits most 15hp & 20hp Mercury 4-Stroke Outboards
•Includes 25W-40 Marine Engine Oil, Oil Filter, Drain Plug Seal

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$31.99

$37.99

-16%

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CAPTAIN

CAPTAIN Outboard Propeller fit Mercury TOHATSU 9.9-20HP, 14 Spline Tooth Board Prop,OEM RH Aluminum Propellers for 9.9HP Bigfoot 12HP 15HP 18HP 20HP,MFS,MSFMFS (9.25x11.5)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•1. FACTORY DIRECT SUPPLY, OEM GRADE QUALITY. Our propellers make your installation process easier.
•2. Model Description: OEM performance for Mercury/Tohatsu Outboard Engines 9.9-20HP
•3.Size & Material: 9.25 Diameter ; 14 Tooth Spline ; Right Rotation; 3 Blade ; Black Color; adopt High Quality Aluminum material
•4. Outstanding Quality: Based on fine raw material, superb manufacturing process and strict quality control, our propellers are more durable.
•5. After-sale Promise: If the products have any quality problems, we can offer unconditionally return.

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$54.99

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XINGHOPUTH

XINGHOPUTH Starter Replacement for Mercury Mariner Outboard 8.0HP 9.9HP 15HP 18HP 20HP 25HP 1980-2006, 50-90983A1 50-90983T1 50-893889 50-893889T SM52160 5724N

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Fitments - Replace for Mercury Mariner Outboard 8.0HP 9.9HP 15HP 18HP 20HP 25HP 1980-2006
•Part Numbers - 50-90983A1, 50-90983T1, 50-893889, 50-893889T, 50-90983A, 50-8M0033984, 5742, 5724N, 5216040, 5216040MO25SM, 5216040-M025SM, 5216040MO30SM, 5216040-M030SM, SM20521, SM52160, 20513524TBA, SAB0053, 410-21024, MOT3000
•Buy with Confidence - Quick installation and start, strict quality control on every product for better durability, ensuring smooth running
•1 Starter motor included in the package, Teeth: 10 Teeth, Starter Type: PMDD, Voltage: 12 V, Rotation: CCW.
•Contact at any time throgh Amazon if you have any dissatisfaction about our products, we will solve the problem for you within 48 hours

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$45.99

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Generic

Arrow Tec Enduro 20HP Outboard Motor, Silver, Marine Engine

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•POWER OUTPUT: 20 horsepower outboard motor with advanced engineering for reliable marine propulsion and excellent performance
•DESIGN: Sleek silver exterior with durable construction, featuring a compact and efficient motor housing for optimal operation
•CONTROL SYSTEM: Manual tiller steering with adjustable handle for comfortable operation and precise maneuvering control
•PROPULSION: High-performance propeller system designed for excellent thrust and efficient fuel consumption across various speeds
•FEATURES: Built-in cooling system, manual start mechanism, and forward-neutral-reverse gear shifting for versatile operation

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$1600.00

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WATERLONG

WATERLONG Fuel Filter 6D8-24563-00-00 Replaces for Yamaha Outboard 20HP 25HP 30HP 40HP 50HP 60HP 70HP 75HP 90HP 115HP（3 Pack）

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Fuel Filter for Yamaha 6D8-24563-00-00
•Fits For 20HP 25HP 30HP 40HP 50HP 60HP 70HP 75HP 90HP 115HP
•Boat Motor for Outboard Engine
•Easy To Install No Instruction
•12-Month Warranty-If any questions, Please contact us by email as soon as possible

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$9.99

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goodfind68

Goodfind68 New Carburetor Compatible with 15HP 20HP Mercury Mariner Outboard Engine 4-Stroke 8M0129551 8M0109534 853720T16 853720T20

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Compatible with Mercury Mariner boat Engines 2 cylinder 4 stroke 15HP Power to 20HP
•Compatible with Mercury Mariner Outboard Engine
•Compatible with 15HP Mercury 0R235949 THRU 0R833819 - Cat.# 90-898103160 - Carb 2CYL Carburetor 0R686021 and Up
•Compatible with 20HP 0R235168 THRU 0R833819 - Cat.# 90-898103160 - Carb Carburetor 0R686021 and Up
•Part Number : 8M0129551, 8M0109534, 853720T16, 853720T20

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$65.99

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