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MD31A Diesel Engine

Manufactured between the years of 1986 - 1994


Engine

59hp (43.5kW)@3500rpm


Lubricants

Engine oil capacity is approximately 9.00 Litres


  • VDS-3 15W/40 Volvo Engine Oil 1-Litre - Genuine (Not available to customers outside the UK) - (May be mixed with VDS-4)
    £12.31 (inc VAT)
    £10.26 (ex VAT)
    View Product Add
  • Type 90 Green Coolant/Anti-freeze Concentrate - 5 Litre - Genuine - May NOT be mixed with Yellow (Not available to customers outside the UK)
    £55.51 (inc VAT)
    £46.26 (ex VAT)
    View Product Add
  • VCS Yellow Coolant/Anti-Freeze Concentrate 5 Litre - Genuine - May NOT be mixed with Green (Not available to customers outside the UK)
    £53.46 (inc VAT)
    £44.55 (ex VAT)
    View Product Add
  • VDS-4.5 15W/40 High-performance Volvo Engine Oil 5-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    £51.96 (inc VAT)
    £43.30 (ex VAT)
    View Product Add
  • VDS-4.5 15W/40 High-performance Volvo Engine Oil 20-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    £129.60 (inc VAT)
    £108.00 (ex VAT)
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Cooling System

Coolant Capacity is approximately 13.0 Litres


Fuel System (Engine)


Optional Fuel System Components

For additional types of Fuel Filters & Elements, please visit the Racor & Separ sections of our Website. These can be found under the "Accessories" heading on our Home Page.


Electrical System


Repair Kits


  • De-Coke Gasket Kit
    £518.40 (inc VAT)
    £432.00 (ex VAT)
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  • Additional Gasket Kit
    £252.00 (inc VAT)
    £210.00 (ex VAT)
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  • Seawater Pump Gasket & Seal Kit
    £16.51 (inc VAT)
    £13.76 (ex VAT)
    View Product Add
  • Fuel Pipe Washer Kit
    £12.40 (inc VAT)
    £10.33 (ex VAT)
    View Product Add
  • Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Replacement
    £108.00 (inc VAT)
    £90.00 (ex VAT)
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  • Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Replacement
    £141.12 (inc VAT)
    £117.60 (ex VAT)
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  • Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Replacement
    £148.68 (inc VAT)
    £123.90 (ex VAT)
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  • Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Genuine
    £140.40 (inc VAT)
    £117.00 (ex VAT)
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  • Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Genuine
    £181.44 (inc VAT)
    £151.20 (ex VAT)
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  • Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Genuine
    £207.36 (inc VAT)
    £172.80 (ex VAT)
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  • 25G Tube Of Grease for Rubber Stuffing Box - Genuine
    £4.97 (inc VAT)
    £4.14 (ex VAT)
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  • Oil Cooler Kit - Replaces early style
    £1,184.76 (inc VAT)
    £987.30 (ex VAT)
    View Product Add

MS2 Reverse Gear

MS2 Gearbox Oil Capacity is approximately 0.85 Litres (use Engine Oil)


MS4A & MS4B Reverse Gear

MS4A & MS4B Gearbox Oil Capacity is approximately 1.7 Litres


  • Gasket & Seal Kit - Genuine
    £195.48 (inc VAT)
    £162.90 (ex VAT)
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  • O-ring - for Dipstick
    £0.71 (inc VAT)
    £0.59 (ex VAT)
    View Product Add
  • Seal Ring - for Gear Selector
    £14.06 (inc VAT)
    £11.72 (ex VAT)
    View Product Add
  • Roll Pin - for Gear Selector
    £2.28 (inc VAT)
    £1.90 (ex VAT)
    View Product Add
  • GL5 75W/90 Synthetic Gear Oil - 1 Litre - Genuine (Not available to customers outside the UK)
    £26.78 (inc VAT)
    £22.32 (ex VAT)
    View Product Add
  • GL5 75W/90 Synthetic Gear Oil - 5 Litre - Genuine (Not available to customers outside the UK)
    £124.20 (inc VAT)
    £103.50 (ex VAT)
    View Product Add
  • GL5 75W/90 Synthetic Gear Oil - 0.946 Litre - Sierra (Not available to customers outside the UK)
    £20.33 (inc VAT)
    £16.94 (ex VAT)
    View Product Add
  • GL5 75W/90 Synthetic Gear Oil - 18.95 Litre - Sierra (Not available to customers outside the UK)
    £312.00 (inc VAT)
    £260.00 (ex VAT)
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Zinc Shaft Clamp Anodes - Seawater Use


Chemicals

Please note: It is NOT possible to ship most liquids by air. Aerosols can ONLY be purchased by customers in England, Scotland and Wales.


Tools & Manuals


  • Impeller Removal Tool for Genuine 21951356 Impeller only
    £13.32 (inc VAT)
    £11.10 (ex VAT)
    View Product Add

MD31A Diesel Engine

International delivery

Fully stocked warehouses

Distribution network

Technical Advice