Yanmar 3YM20 Fresh Water M

Show products in category Yanmar 3YM20 Series

Genuine Yanmar 3YM20 fresh water replacement service parts, spare parts, Yanmar oils and coolant from FYB Marine. We supply all Yanmar genuine 3YM20 parts by mail order or over the counter. FYB Marine is an authorised Yanmar dealer, based in Cornwall.

Technical Specification: 3YM20 – Fresh Water from May 2004 Onwardss
Two-cylinder diesel
21 hp at 3600 r.p.m.
Oil capacity: 2.7 litres of oil (approximately)

We supply all genuine Yanmar parts for Yanmar 3YM20 diesel engines, including 3YM20 oil filters, fuel filters, air filters, 3YM20 drive belts, oils and genuine coolants for the 3YM20 range of marine diesel engines.  

We strongly recommend carrying genuine spares aboard in case of an emergency or breakdown. A spare impeller, pre-filter, fuel filter, oil and coolant should be carried on board when out at sea. You may not be capable of fitting some items, but someone else nearby may be able to help repair any failure or component that requires replacing.

We also specialise in supplying Volvo Penta fixed and folding propellers for all Yanmar Saildrives.

If you require technical help on any Yanmar product, we are always here to help as the main Yanmar dealer. For technical help, please call 01326 370060.

If you are abroad and need help or Yanmar parts out of office hours, please call us at +44 (0)1326 370060 or +44 (0)7879 497 940.

Click here for the 3YM20 service parts list

Click here for the 3YM20 full parts catalogue

Click here for the 3YM20 operation manual

View as
Sort by
Display per page

Service Kit

Yanmar Service Kit for 3YM Diesel Engines, Part Number SK-Marine-005-G

ID:2242
£55.66

Fuel Pre Filter

Volvo Penta for Yanmar 3YM Diesel CAV Water Separator and Fuel Pre Filter Twin Pack, Part Number 3581078-2

ID:2676
£19.00 £16.72

Volvo Penta for Yanmar 3YM Diesel CAV Water Separator and Fuel Pre Filter, Part Number 3581078

ID:2669
£9.50 £8.55

Fuel Filter

Yanmar 3YM Diesel Fuel Filter Insert, Part Number 104500-55710

ID:2509
£13.29

Air Filter

Yanmar 2GM Air Filter, Part Number 128270-12540

ID:2278
£46.99

Yanmar 3GM Air Filter, Part Number 128270-12540

ID:2539
£46.99

Yanmar 3YM Air Filter, Part Number 128270-12540

ID:2541
£46.99

Alternator Belt

Yanmar 3YM Alternator V-Belt, Part Number 129612-42290E

ID:2570
£33.97

Impeller Pump Belt

Yanmar 3YM Impeller Pump Drive Belt, Part Number 104511-78780E

ID:2515
£11.71

Yanmar 3YM Impeller Pump Drive Belt, Part Number 128990-77350E

ID:2561
£11.80

Impeller

Yanmar 3YM Impeller, Part Number 128990-42570

ID:2265
£27.74

Engine Oil

Yanmar 15W40 Diesel Engine Oil 1 Litre, Part Number 15W40-1L

ID:2253
£9.44

Yanmar 15W40 Diesel Engine Oil 5 Litres, Part Number 15W40-5L

ID:2252
£35.64

Coolant

Yanmar Coolant 1 Litre, Part Number Coolant-Pro-1L

ID:2255
£6.00

Yanmar Coolant 20 Litre2, Part Number Coolant-Pro-20L

ID:2259
£98.13

Yanmar Coolant 5 Litres, Part Number Coolant-Pro-5L

ID:2254
£25.44

Exhaust Elbow

Yanmar 3YM Exhaust Elbow, Part Number 128890-13530

ID:2292
£204.47

Yanmar 3YM Exhaust Elbow, Part Number 128990-13510

ID:2465
£549.97 £505.98

Exhaust Parts

Yanmar 3YM Exhaust Gasket, Part Number 128370-13201

ID:2548
£8.83

Fuel System Parts

Yanmar 3YM Diesel Fuel Filter O-Ring, Part Number 24341-000440

ID:2589
£3.27

Yanmar 3YM Diesel Fuel Filter Strainer Assembly, Part Number 124790-55601

ID:2536
£65.92

Electrical Parts

Yanmar 3YM Starter Motor Relay, Part Number 128990-77550

ID:2562
£88.75
Close
Filters Clear All
Min: £3.00 Max: £608.00
£3 £608
Categories