For Sale UK

20 hp outboard

4

20 hp outboard for sale on largest auction and classifieds sites

Home / Marine Parts / 20 hp outboard for sale – 95 used, around £86 | For Sale UK
Mercury mariner hp - 25,

Mercury mariner hp - 25,

£149.90
Buy It Now

» View on eBay #sponsored
300hr service parts - 300hr, kit

300hr service parts - 300hr, kit

£219.95
Buy It Now

» View on eBay #sponsored
Starter motor for boat - starter,

Starter motor for boat - starter,

£65.66
Buy It Now

» View on eBay #sponsored
Mercury mariner tohatsu - mercury, mariner tohatsu

Mercury mariner tohatsu - mercury, mariner tohatsu

£5.98
Buy It Now

» View on eBay #sponsored
Auxiliary outboard marine - outboard,

Auxiliary outboard marine - outboard,

£60.99
Buy It Now

» View on eBay #sponsored
Yamaha tiller handle - 20,

Yamaha tiller handle - 20,

£53.52
Buy It Now

» View on eBay #sponsored
20hp tohatsu f20 - tohatsu, long

20hp tohatsu f20 - tohatsu, long

£3049.00
Buy It Now

» View on eBay #sponsored
Auxilliary outboard motor - auxilliary,

Auxilliary outboard motor - auxilliary,

£60.99
Buy It Now

» View on eBay #sponsored
Chrysler 20hp stroke - 20hp, 2

Chrysler 20hp stroke - 20hp, 2

£363.70
Buy It Now

» View on eBay #sponsored
Yamaha 25hp outboard pull - yamaha,

Yamaha 25hp outboard pull - yamaha,

£14.99
Buy It Now

» View on eBay #sponsored
Mercury mariner hp - mercury,

Mercury mariner hp - mercury,

£159.99
Buy It Now

» View on eBay #sponsored
Marine stainless steel - marine,

Marine stainless steel - marine,

£63.99
Buy It Now

» View on eBay #sponsored
2026 tohatsu 20hp stroke efi - 2026,

2026 tohatsu 20hp stroke efi - 2026,

£2799.00
Buy It Now

» View on eBay #sponsored
Annual service maintenance kit - service,

Annual service maintenance kit - service,

£229.00
Buy It Now

» View on eBay #sponsored
20hp efi tohatsu short - efi,

20hp efi tohatsu short - efi,

£2699.00
Buy It Now

» View on eBay #sponsored
Tohatsu 15hp 20hp service - tohatsu, kit

Tohatsu 15hp 20hp service - tohatsu, kit

£89.99
Buy It Now

» View on eBay #sponsored
Honda 20hp bf15d bf20d - honda, 15/20hp

Honda 20hp bf15d bf20d - honda, 15/20hp

£144.00
Buy It Now

» View on eBay #sponsored
Long shaft gearbox mercury - long,

Long shaft gearbox mercury - long,

£499.00
Buy It Now

» View on eBay #sponsored
Starter motor for - 3*, boat

Starter motor for - 3*, boat

£95.38
Buy It Now

» View on eBay #sponsored
Mercury mariner hp - 20,

Mercury mariner hp - 20,

£139.99
Buy It Now

» View on eBay #sponsored
2006 mercury 80hp - mercury, 4

2006 mercury 80hp - mercury, 4

£4995.00
Buy It Now

» View on eBay #sponsored
Suzuki s hp four - df, as

Suzuki s hp four - df, as

£2993.00
Buy It Now

» View on eBay #sponsored
Marine heavy duty auxiliary - marine,

Marine heavy duty auxiliary - marine,

£71.68
Buy It Now

» View on eBay #sponsored
Honda 40hp outboard long - outboard,

Honda 40hp outboard long - outboard,

£2850.00
Buy It Now

» View on eBay #sponsored
Mercury mariner efi - efi, f

Mercury mariner efi - efi, f

£2535.00
Buy It Now

» View on eBay #sponsored
Outboard petrol engine 6hp - engine,

Outboard petrol engine 6hp - engine,

£385.37
Buy It Now

» View on eBay #sponsored
Service kit for honda outboard - kit,

Service kit for honda outboard - kit,

£73.49
Buy It Now

» View on eBay #sponsored
2010 mercury 100hp stroke - 4,

2010 mercury 100hp stroke - 4,

£6399.00
Buy It Now

» View on eBay #sponsored
Outboard starter motor - starter,

Outboard starter motor - starter,

£80.71
Buy It Now

» View on eBay #sponsored
Hangkai stroke 6hp outboard - 6hp,

Hangkai stroke 6hp outboard - 6hp,

£388.61
Buy It Now

» View on eBay #sponsored
For suzuki outboard - for,

For suzuki outboard - for,

£106.80
Buy It Now

» View on eBay #sponsored
Inch propeller safety guard - 9,

Inch propeller safety guard - 9,

£100.99
Buy It Now

» View on eBay #sponsored
Mercury 200 20hp - 200,

Mercury 200 20hp - 200,

£14.99
Buy It Now

» View on eBay #sponsored
Mercury mariner tohatsu - mercury, mariner tohatsu

Mercury mariner tohatsu - mercury, mariner tohatsu

£7.50
Buy It Now

» View on eBay #sponsored
Evinrude johnson omc 18hp 20hp - omc,

Evinrude johnson omc 18hp 20hp - omc,

£32.50
Buy It Now

» View on eBay #sponsored
Tohatsu flushing adaptor 15hp - flushing,

Tohatsu flushing adaptor 15hp - flushing,

£12.51
Buy It Now

» View on eBay #sponsored
Mercury 18hp 20hp 25hp - mercury,

Mercury 18hp 20hp 25hp - mercury,

£37.50
Buy It Now

» View on eBay #sponsored
Stainless steel propeller for - steel,

Stainless steel propeller for - steel,

£169.04
Buy It Now

» View on eBay #sponsored
5121 093 stainless - 5121-093-09,

5121 093 stainless - 5121-093-09,

£165.90
Buy It Now

» View on eBay #sponsored
Stroke outboard motor - 3.5,

Stroke outboard motor - 3.5,

£157.19
Buy It Now

» View on eBay #sponsored
Tohatsu 20hp efi short - 20hp, shaft

Tohatsu 20hp efi short - 20hp, shaft

£2999.00
Buy It Now

» View on eBay #sponsored
Carburetor carb for yamaha - yamaha, 4

Carburetor carb for yamaha - yamaha, 4

£47.78
Buy It Now

» View on eBay #sponsored
Propeller mariner outboard - 11',

Propeller mariner outboard - 11',

£56.69
Buy It Now

» View on eBay #sponsored
Service maintenance kit 20 - service,

Service maintenance kit 20 - service,

£71.28
Buy It Now

» View on eBay #sponsored
Stainless steel propeller - steel, for

Stainless steel propeller - steel, for

£167.99
Buy It Now

» View on eBay #sponsored
Starter solenoid mercury - starter,

Starter solenoid mercury - starter,

£19.95
Buy It Now

» View on eBay #sponsored
Mariner outboard service kit - outboard,

Mariner outboard service kit - outboard,

£85.80
Buy It Now

» View on eBay #sponsored
Honda 15hp 20hp - 15hp,

Honda 15hp 20hp - 15hp,

£79.95
Buy It Now

» View on eBay #sponsored
20hp outboard propeller - 20hp,

20hp outboard propeller - 20hp,

£109.99
Buy It Now

» View on eBay #sponsored
Carburettor repair kit - kit, for

Carburettor repair kit - kit, for

£29.39
Buy It Now

» View on eBay #sponsored
20hp yamaha efi - yamaha, stroke

20hp yamaha efi - yamaha, stroke

£3498.00
Buy It Now

» View on eBay #sponsored
Genuine honda 20hp - genuine, 15/20hp

Genuine honda 20hp - genuine, 15/20hp

£75.99
Buy It Now

» View on eBay #sponsored
Water pump impeller 15hp 20hp - pump,

Water pump impeller 15hp 20hp - pump,

£12.99
Buy It Now

» View on eBay #sponsored
Yamaha outboard 28hp 25hp 20hp - 28hp,

Yamaha outboard 28hp 25hp 20hp - 28hp,

£12.94
Buy It Now

» View on eBay #sponsored
Tohatsu mfs efs short - tohatsu,

Tohatsu mfs efs short - tohatsu,

£3175.00
Buy It Now

» View on eBay #sponsored
Genuine honda 20hp - honda,

Genuine honda 20hp - honda,

£219.00
Buy It Now

» View on eBay #sponsored
Yamaha 6hp 8hp 9hp - 6hp, 15hp

Yamaha 6hp 8hp 9hp - 6hp, 15hp

£30.00
Buy It Now

» View on eBay #sponsored
Efi 4 stroke - 20,

Efi 4 stroke - 20,

£52.99
Buy It Now

» View on eBay #sponsored
Carburettor diaphragm service - carburettor,

Carburettor diaphragm service - carburettor,

£49.95
Buy It Now

» View on eBay #sponsored
Water pump impeller 20hp - water,

Water pump impeller 20hp - water,

£10.68
Buy It Now

» View on eBay #sponsored
Honda outboard propeller 9 - outboard,

Honda outboard propeller 9 - outboard,

£34.99
Buy It Now

» View on eBay #sponsored
Yamaha f15c f20b - yamaha, f9.9h,

Yamaha f15c f20b - yamaha, f9.9h,

£168.95
Buy It Now

» View on eBay #sponsored
Mercury mariner 8hp 20hp - 8hp,

Mercury mariner 8hp 20hp - 8hp,

£31.44
Buy It Now

» View on eBay #sponsored
Mercury mariner 20hp 25hp - mariner,

Mercury mariner 20hp 25hp - mariner,

£104.70
Buy It Now

» View on eBay #sponsored
Yamaha 8hp 20hp - 20hp, outboard

Yamaha 8hp 20hp - 20hp, outboard

£15.35
Buy It Now

» View on eBay #sponsored
Flushing adaptor 15hp 20hp - 15hp,

Flushing adaptor 15hp 20hp - 15hp,

£12.51
Buy It Now

» View on eBay #sponsored
15hp 20hp service - 15hp, for

15hp 20hp service - 15hp, for

£154.99
Buy It Now

» View on eBay #sponsored
Honda bf20d service kit - service,

Honda bf20d service kit - service,

£99.99
Buy It Now

» View on eBay #sponsored
Honda 20hp stroke outboard - honda,

Honda 20hp stroke outboard - honda,

£12.99
Buy It Now

» View on eBay #sponsored
Yamaha f20 25hp outboard - yamaha, f20/25hp

Yamaha f20 25hp outboard - yamaha, f20/25hp

£414.70
Buy It Now

» View on eBay #sponsored
Annual service kit 15hp 20hp - annual,

Annual service kit 15hp 20hp - annual,

£139.99
Buy It Now

» View on eBay #sponsored
Johnson evinrude outboard fuel - evinrude,

Johnson evinrude outboard fuel - evinrude,

£14.07
Buy It Now

» View on eBay #sponsored
Mercury mariner 92330 exhaust - mariner,

Mercury mariner 92330 exhaust - mariner,

£8.99
Buy It Now

» View on eBay #sponsored
Honda bf20 20hp stroke - bf20, 4

Honda bf20 20hp stroke - bf20, 4

£32.95
Buy It Now

» View on eBay #sponsored
Propeller for tohatsu outboard - for,

Propeller for tohatsu outboard - for,

£56.69
Buy It Now

» View on eBay #sponsored
Genuine honda 8hp - honda, 10hp

Genuine honda 8hp - honda, 10hp

£23.99
Buy It Now

» View on eBay #sponsored
Tilt trim motor for - tilt, yamaha

Tilt trim motor for - tilt, yamaha

£230.64
Buy It Now

» View on eBay #sponsored
Tohatsu mfs epl hp - mfs, long

Tohatsu mfs epl hp - mfs, long

£3153.00
Buy It Now

» View on eBay #sponsored
Suzuki l long four - suzuki,

Suzuki l long four - suzuki,

£2993.00
Buy It Now

» View on eBay #sponsored
Mercury efi outboard - efi, 20

Mercury efi outboard - efi, 20

£3053.00
Buy It Now

» View on eBay #sponsored
Display electric start 20hp - ex,

Display electric start 20hp - ex,

£3498.00
Buy It Now

» View on eBay #sponsored
Mercury 200 20hp - 200,

Mercury 200 20hp - 200,

£4.99
Buy It Now

» View on eBay #sponsored
Genuine mariner marine - genuine,

Genuine mariner marine - genuine,

£40.00
Buy It Now

» View on eBay #sponsored
Genuine mariner marine - mariner,

Genuine mariner marine - mariner,

£200.00
Buy It Now

» View on eBay #sponsored
Thermostat gasket kit - thermostat, for

Thermostat gasket kit - thermostat, for

£30.95
Buy It Now

» View on eBay #sponsored
Mercury efi hp - mercury,

Mercury efi hp - mercury,

£3053.00
Buy It Now

» View on eBay #sponsored
Genuine tohatsu 9hp 15hp - 9.9hp,

Genuine tohatsu 9hp 15hp - 9.9hp,

£23.25
Buy It Now

» View on eBay #sponsored
Carburettor choke pump primer - carburettor,

Carburettor choke pump primer - carburettor,

£64.95
Buy It Now

» View on eBay #sponsored
Fuel pump yamaha - fuel, mariner

Fuel pump yamaha - fuel, mariner

£40.00
Buy It Now

» View on eBay #sponsored
Genuine 15hp 20hp tohatsu - genuine,

Genuine 15hp 20hp tohatsu - genuine,

£13.94
Buy It Now

» View on eBay #sponsored
Honda outboard propeller - outboard, 9

Honda outboard propeller - outboard, 9

£34.99
Buy It Now

» View on eBay #sponsored
Stock now mercury mariner - stock,

Stock now mercury mariner - stock,

£2535.00
Buy It Now

» View on eBay #sponsored
Outboard engine motor stand - motor,

Outboard engine motor stand - motor,

£64.95
Buy It Now

» View on eBay #sponsored
Mercury 20hp non efi - mercury, non-efi

Mercury 20hp non efi - mercury, non-efi

£254.16
Buy It Now

» View on eBay #sponsored
Electric starter conversion - starter,

Electric starter conversion - starter,

£244.24
Buy It Now

» View on eBay #sponsored

Looking for more 20 hp outboard?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊95 listings · from £4.99 · avg £675.85
⚠️ These listings were last updated more than 12 days ago. Search for fresh listings

Browse 95 20 hp outboard listings currently in our index. Prices range from £4.99 to £6399, with an average of £675.85. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 20 hp outboard →

Try this: 200 hp outboard | 2001 suzuki sv650 | 24 ft boat | 25 hp mercury outboard | 25 hp outboard motor | 25hp yamaha | 30 hp mercury outboard | 4 stroke outboard boat motors | 50 hp mercury outboard | 50 hp tohatsu

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about 20 hp outboard

Whether you are looking for a brand-new or second-hand 20 hp outboard, eBay offers one of the largest selections available online. With 95 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £4.99, while premium listings can reach £6399 — giving you a wide budget spread to work with. The average price of £675.85 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

🔍 20 hp outboard Search live on eBay