Yanmar 4JH45 Fresh Water

Genuine Yanmar 4JH5E replacement service parts, spare parts, Yanmar oils and coolant from FYB Marine. We supply all Yanmar genuine 4JH5E parts by mail order or over the counter. FYB Marine is an authorised Yanmar dealer, based in Cornwall.

Technical Specification: 4JH45

Four-cylinder diesel
45 hp at 3000 r.p.m.
Oil capacity: 5.5 litres of oil
Coolant capacity: 6 litres plus calorifier (approximately)

We supply all genuine Yanmar parts for Yanmar 4JH45 diesel engines, including 4JH45 oil filters, fuel filters, air filters, 4JH45 drive belts, oils and genuine coolants for the 4JH45 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 4JH45 service parts list

Click here for the 4JH45 full parts catalogue

Click here for the 4JH45 operation manual