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MD31B Engine Parts and Spares

Volvo Penta MD31B Parts

We sell replacement and genuine Volvo Penta MD31B engine parts and spares for engines manufactured between the years of 1986 - 1994. Our extensive range of MD31B parts includes Engine, Lubricants, Cooling System, Fuel System (Engine), Optional Fuel System Components, Electrical System, Repair Kits, MS2 Reverse Gear, MS4A & MS4B Reverse Gear, Zinc Shaft Clamp Anodes - Seawater Use, Chemicals, Tools & Manuals

For more information you can contact us through sales@keypart.com. Call us now on +44(0)1923 276000 and one of our team will be able to help with all queries about MD31B Diesel Engine Parts.


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)
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  • 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)
    £50.40 (inc VAT)
    £42.00 (ex VAT)
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  • 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)
    £144.00 (inc VAT)
    £120.00 (ex VAT)
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  • Type 90 Green Coolant/Anti-freeze Concentrate - 5 Litre - Genuine - May NOT be mixed with Yellow (Not available to customers outside the UK)
    £57.67 (inc VAT)
    £48.06 (ex VAT)
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  • 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)
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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
    £449.10 (inc VAT)
    £374.25 (ex VAT)
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  • Additional Gasket Kit
    £264.00 (inc VAT)
    £220.00 (ex VAT)
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  • Seawater Pump Gasket & Seal Kit
    £16.51 (inc VAT)
    £13.76 (ex VAT)
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  • Fuel Pipe Washer Kit
    £7.84 (inc VAT)
    £6.53 (ex VAT)
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  • 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
    £214.92 (inc VAT)
    £179.10 (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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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)
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  • Seal Ring - for Gear Selector
    £14.06 (inc VAT)
    £11.72 (ex VAT)
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  • Roll Pin - for Gear Selector
    £2.28 (inc VAT)
    £1.90 (ex VAT)
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  • GL5 75W/90 Synthetic Gear Oil - 1 Litre - Genuine (Not available to customers outside the UK)
    £26.78 (inc VAT)
    £22.32 (ex VAT)
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  • GL5 75W/90 Synthetic Gear Oil - 5 Litre - Genuine (Not available to customers outside the UK)
    £124.20 (inc VAT)
    £103.50 (ex VAT)
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  • 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)
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  • 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)
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MD31B Diesel Engine

International delivery

Fully stocked warehouses

Distribution network

Technical Advice