{"id":1295031926826,"title":"2025 Mercury 20 HP EFI 20EH Outboard Motor","handle":"2025-mercury-20-hp-efi-20eh-outboard-motor","description":"\u003cp\u003eThe Mercury portable 20 HP EFI outboard motor develops powerful low end torque to plane your boat with ease. The 20 HP Mercury outboard engine intake manifold design provides you the fast acceleration you need to move across the water quickly to your next destination. It is the perfect combination of portable power for your boating needs.\u003c\/p\u003e\n\u003cp\u003eThe 111 lb. Mercury 20EH model is an electric start outboard with Electronic Fuel Injection, 15 inch shaft and includes manual tilt, a heavy-duty transom bracket, vibration-absorbing wishbone mounts, and a multi-function tiller handle. Legendary Mercury reliability, fuel economy and a 3-year warranty make this outboard the affordable pick.\u003c\/p\u003e\n\u003cp\u003eYour online outboard shopping ends here! We are a Mercury authorized dealer that offers discounted prices and free shipping.\u003c\/p\u003e","published_at":"2017-12-14T08:47:45-06:00","created_at":"2018-02-28T12:05:49-06:00","vendor":"Mercury","type":"Outboard","tags":["Cylinder(s)_2","Drive_Prop","Fuel Delivery_EFI","Fuel Tank_External","Horsepower_20hp","Manufacturer_Mercury","Model Year_2025","Price_$3000 - $3499","Shaft Length_15\" (Short)","spo-default","spo-disabled","Starting_Electric","Steering_Tiller","Trim and Tilt_Manual","Type_Outboard Motors"],"price":384500,"price_min":384500,"price_max":384500,"available":true,"price_varies":false,"compare_at_price":423000,"compare_at_price_min":423000,"compare_at_price_max":423000,"compare_at_price_varies":false,"variants":[{"id":12079236087850,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"20EH-25EFI","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"2025 Mercury 20 HP EFI 20EH Outboard Motor","public_title":null,"options":["Default Title"],"price":384500,"weight":50349,"compare_at_price":423000,"inventory_quantity":4,"inventory_management":"shopify","inventory_policy":"deny","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/onlineoutboards.com\/cdn\/shop\/products\/mercury_20_hp_a32f7fed-b07c-49f6-985c-c3658908ca64.jpg?v=1643643152"],"featured_image":"\/\/onlineoutboards.com\/cdn\/shop\/products\/mercury_20_hp_a32f7fed-b07c-49f6-985c-c3658908ca64.jpg?v=1643643152","options":["Title"],"media":[{"alt":"Mercury 20 HP EFI 20EH Outboard Motor","id":21280713343065,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1080,"width":1080,"src":"\/\/onlineoutboards.com\/cdn\/shop\/products\/mercury_20_hp_a32f7fed-b07c-49f6-985c-c3658908ca64.jpg?v=1643643152"},"aspect_ratio":1.0,"height":1080,"media_type":"image","src":"\/\/onlineoutboards.com\/cdn\/shop\/products\/mercury_20_hp_a32f7fed-b07c-49f6-985c-c3658908ca64.jpg?v=1643643152","width":1080}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eThe Mercury portable 20 HP EFI outboard motor develops powerful low end torque to plane your boat with ease. The 20 HP Mercury outboard engine intake manifold design provides you the fast acceleration you need to move across the water quickly to your next destination. It is the perfect combination of portable power for your boating needs.\u003c\/p\u003e\n\u003cp\u003eThe 111 lb. Mercury 20EH model is an electric start outboard with Electronic Fuel Injection, 15 inch shaft and includes manual tilt, a heavy-duty transom bracket, vibration-absorbing wishbone mounts, and a multi-function tiller handle. Legendary Mercury reliability, fuel economy and a 3-year warranty make this outboard the affordable pick.\u003c\/p\u003e\n\u003cp\u003eYour online outboard shopping ends here! We are a Mercury authorized dealer that offers discounted prices and free shipping.\u003c\/p\u003e"}

2025 Mercury 20 HP EFI 20EH Outboard Motor

*Photo may not show the actual model.
Product Description

The Mercury portable 20 HP EFI outboard motor develops powerful low end torque to plane your boat with ease. The 20 HP Mercury outboard engine intake manifold design provides you the fast acceleration you need to move across the water quickly to your next destination. It is the perfect combination of portable power for your boating needs.

The 111 lb. Mercury 20EH model is an electric start outboard with Electronic Fuel Injection, 15 inch shaft and includes manual tilt, a heavy-duty transom bracket, vibration-absorbing wishbone mounts, and a multi-function tiller handle. Legendary Mercury reliability, fuel economy and a 3-year warranty make this outboard the affordable pick.

Your online outboard shopping ends here! We are a Mercury authorized dealer that offers discounted prices and free shipping.

20hp Horsepower
111.0 lb Weight
Shaft Length:15" (Short)
Starting:Electric
SKU:20EH-25EFI
$3,845.00 $4,230.00
Maximum quantity available reached.

CA Customers:
Warning: Cancer and Reproductive Harm
www.P65Warnings.ca.gov

  • Large Displacement Powerhead (351cc)
  • Electric Start + 12V 138W 12A Alternator
  • Thru-Cowl Backup Manual Start
  • Digital CD Ignition with Spark Advance
  • Tuned Intake for Quick Acceleration
  • High Grade Marine Alloy Construction
  • Stainless Steel Water Pump Housing
  • Zinc Coated Water Passages
  • Rated for Saltwater Use
  • Sacrificial Zinc Anodes and Trim Tab
  • Tiller Integrated F-N-R Gear Shifting
  • Adjustable Steering Tension Control
  • Twist-Grip Throttle with Tension Control
  • Thermostat Controlled Water Cooling
  • Auto Ratchet Tilt (6 manual trim positions)
  • Shallow Water Drive
  • Quiet Through-Propeller-Hub Exhaust
  • "Wishbone" Mount for Reduced Vibration
  • 3.2 Gallon Fuel Tank and Fuel Line
  • Easy Maintenance Canister Oil Filter
  • Start-In-Gear Protection
  • Low Oil Pressure Warning Indicator
  • ESG Over-Rev Protection
  • Safety Lanyard Stop Switch
  • Owner's Manual
  • Mercury Marine 3-Year Warranty
MODEL1A20301LK
MODEL YEAR2025
SKU20EH-25EFI
WEIGHT111.0 lb
MANUFACTURERMercury
COUNTRY OF MANUFACTUREJapan
HORSEPOWER20hp
SHAFT LENGTH15" (Short)
STEERINGTiller
STARTINGElectric
TRIM & TILTManual
FUEL DELIVERYEFI
FUEL TANKExternal
CYLINDER(S)2
DISPLACEMENT333 cc (20.3 cubic inches)
BORE AND STROKE61 mm x 57 mm (2.402 in. x 2.244 in.)
FULL THROTTLE RPM RANGE5400-6100
IGNITION SYSTEMDigital CD Ignition w/Electronic Spark Advance
INDUCTION SCAVENGINGSOHC
VALVES PER CYLINDER2
FUEL TYPE87 Octane (up to 10% ethanol content)
FUEL TANK / FUEL LINE3.2 Gal. Fuel Tank + Quick Connect Fuel Line
OIL TYPESAE 10W-30 (Mercury 4-Stroke Outboard Oil)
OIL CAPACITY1 Quart (1000 ml)
LUBRICATIONTrochoid Pump
ALTERNATOR12V 138W 12A (standard on electric start models)
COOLING SYSTEMWater-Cooled, Thermostatically Controlled
SALTWATER RATEDYes
GEAR RATIO2.15:1
GEAR SHIFTForward-Neutral-Reverse (shift in tiller handle)
PROPELLER9.2" Diameter X 9.8" Pitch 3-Blade Aluminum

In The Box

  • Fuel Tank (3.2 gallon)
  • Quick Connect Fuel Line
  • Mercury 3-Year Warranty
  • Aluminum Propeller
  • Mercury 4-Stroke Oil
  • Owner's Manual & Tool Kit

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