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    Internal engine spare parts

    Keep your boat or jet-ski running smoothly with our range of internal engine spare parts. From routine maintenance to full engine rebuilds, we offer components selected for reliability, fit and performance in marine conditions.

    Browse parts for key engine assemblies, including:

    • Pistons, rings and pins for restoring compression and power
    • Crankshafts, bearings and connecting rods for smooth, durable operation
    • Gaskets, seals and O-rings to prevent leaks and protect internal components
    • Valvetrain and timing parts for precise, efficient engine timing

    Each product listing includes clear specifications to help you match the right part to your marine engine or jet-ski model. If you are planning a full rebuild or a targeted repair, you can combine multiple internal engine spare parts from this category for a complete solution.

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    Items 1-36 of 64

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      • Sale
      • 1-3 business days
      Orbitrade Rep kit Sea water pump 2030.2040 D1-30 D2-40Orbitrade Rep kit Sea water pump 2030.2040 D1-30 D2-40
      • Sale
      • 1-3 business days
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      Orbitrade Rep kit Sea water pump 2030.2040 D1-30 D2-40
      Special Price €194.00 Regular Price €239.00 -19%
      • Sale
      • 1-4 business days
      Fuel filter OSCULATI in-line plastic 8-10mm, max flow 150 l/h, hose adaptor 8-10mmFuel filter OSCULATI in-line plastic 8-10mm, max flow 150 l/h, hose adaptor 8-10mm
      • Sale
      • 1-4 business days
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      Fuel filter OSCULATI in-line plastic 8-10mm, max flow 150 l/h, hose adaptor 8-10mm
      Special Price €5.70 Regular Price €7.20 -21%
      • Sale
      • 1-4 business days
      ORBITRADE zinc anode plug 1/2" D19-D42.2001-2003ORBITRADE zinc anode plug 1/2" D19-D42.2001-2003
      • Sale
      • 1-4 business days
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      ORBITRADE zinc anode plug 1/2" D19-D42.2001-2003
      Special Price €12.00 Regular Price €15.00 -20%
      • Sale
      • 1-4 business days
      Cooling system anode ORBITRADE D4D6 Volvo Penta: 21868042D4, D6Cooling system anode ORBITRADE D4D6 Volvo Penta: 21868042D4, D6
      • Sale
      • 1-4 business days
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      Cooling system anode ORBITRADE D4D6 Volvo Penta: 21868042D4, D6
      Special Price €66.00 Regular Price €70.00 -6%
      • Sale
      • 1-4 business days
      Impeller ORBITRADE Yanmar 2YM15.3YM20.3YM30 128990-422002YM15, 3YM20, 3YM30Impeller ORBITRADE Yanmar 2YM15.3YM20.3YM30 128990-422002YM15, 3YM20, 3YM30
      • Sale
      • 1-4 business days
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      Impeller ORBITRADE Yanmar 2YM15.3YM20.3YM30 128990-422002YM15, 3YM20, 3YM30
      Special Price €25.50 Regular Price €31.50 -19%
      • Sale
      • 1-4 business days
      Thermostat kit ORBITRADE D31 D41 D32 D42 D43 D44 D300 D100 D121 82°Thermostat kit ORBITRADE D31 D41 D32 D42 D43 D44 D300 D100 D121 82°
      • Sale
      • 1-4 business days
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      Thermostat kit ORBITRADE D31 D41 D32 D42 D43 D44 D300 D100 D121 82°
      Special Price €30.50 Regular Price €37.50 -19%
      • Sale
      • 1-4 business days
      Impeller kit ORBITRADE D29-D32 D40-D44 D60 D70 D100 D102 D120 D121 D300 65x50mmImpeller kit ORBITRADE D29-D32 D40-D44 D60 D70 D100 D102 D120 D121 D300 65x50mm
      • Sale
      • 1-4 business days
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      Impeller kit ORBITRADE D29-D32 D40-D44 D60 D70 D100 D102 D120 D121 D300 65x50mm
      Special Price €46.50 Regular Price €57.50 -19%
      • Sale
      • 1-4 business days
      Power trim relay SEA-X Johnson/Evinrude/OMC/Volvo 1965-4-cyl, V6 & V8 GM; 1992-1998; 1981-Power trim relay SEA-X Johnson/Evinrude/OMC/Volvo 1965-4-cyl, V6 & V8 GM; 1992-1998; 1981-
      • Sale
      • 1-4 business days
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      Power trim relay SEA-X Johnson/Evinrude/OMC/Volvo 1965-4-cyl, V6 & V8 GM; 1992-1998; 1981-
      Special Price €15.50 Regular Price €21.00 -26%
      • Sale
      • 1-4 business days
      Turbine OSCULATI Volvo GXI57x48x16mm3.0GLP-D, 4.3GXiE-M, 4.3GXi-F, 4.3GXi-FF, 4.3OSi-F, 4.Turbine OSCULATI Volvo GXI57x48x16mm3.0GLP-D, 4.3GXiE-M, 4.3GXi-F, 4.3GXi-FF, 4.3OSi-F, 4.
      • Sale
      • 1-4 business days
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      Turbine OSCULATI Volvo GXI57x48x16mm3.0GLP-D, 4.3GXiE-M, 4.3GXi-F, 4.3GXi-FF, 4.3OSi-F, 4.
      Special Price €41.00 Regular Price €52.00 -21%
      • Sale
      • 1-4 business days
      Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      • Sale
      • 1-4 business days
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      Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      Special Price €15.50 Regular Price €19.00 -18%
      • Sale
      • 1-3 business days
      Water pump ORBITRADE MB10 D1 D2 D5 D6 D7 D11, ball bearingWater pump ORBITRADE MB10 D1 D2 D5 D6 D7 D11, ball bearing
      • Sale
      • 1-3 business days
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      Water pump ORBITRADE MB10 D1 D2 D5 D6 D7 D11, ball bearing
      Special Price €308.00 Regular Price €329.00 -6%
      • Sale
      • 1-2 business days
      BILGE PUMP 500 GPH MANUALBILGE PUMP 500 GPH MANUAL
      • Sale
      • 1-2 business days
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      BILGE PUMP 500 GPH MANUAL
      Special Price €39.50 Regular Price €49.00 -19%
      • Sale
      • 1-4 business days
      Distributor cap ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105ADistributor cap ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      • Sale
      • 1-4 business days
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      Distributor cap ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      Special Price €25.50 Regular Price €31.50 -19%
      • Sale
      • 1-4 business days
      Water pump gasket set ORBITRADE B18 B20 D1 D2 MD3 MD17Water pump gasket set ORBITRADE B18 B20 D1 D2 MD3 MD17
      • Sale
      • 1-4 business days
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      Water pump gasket set ORBITRADE B18 B20 D1 D2 MD3 MD17
      Special Price €18.50 Regular Price €22.50 -18%
      • Sale
      • 1-4 business days
      Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      • Sale
      • 1-4 business days
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      Breaker points ORBITRADE B18 B20 AQ60F AQ90 AQ95 AQ95A AQ110 AQ120 BB30 BB100 MB18 AQ105A
      Special Price €21.50 Regular Price €26.50 -19%
      • Sale
      • 1-4 business days
      Distributor cap ORBITRADE 5.0.5.7.7.4.8.2 V8Distributor cap ORBITRADE 5.0.5.7.7.4.8.2 V8
      • Sale
      • 1-4 business days
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      Distributor cap ORBITRADE 5.0.5.7.7.4.8.2 V8
      Special Price €38.50 Regular Price €47.50 -19%
      • Sale
      • 1-4 business days
      Heat exchanger gasket set ORBITRADE D31 D41Heat exchanger gasket set ORBITRADE D31 D41
      • Sale
      • 1-4 business days
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      Heat exchanger gasket set ORBITRADE D31 D41
      Special Price €50.50 Regular Price €62.50 -19%
      • Sale
      • 1-4 business days
      Water pipe gasket set ORBITRADE B20 Volvo Penta B20AQ115A, AQ115B, AQ130A, AQ130B, AQ130C,Water pipe gasket set ORBITRADE B20 Volvo Penta B20AQ115A, AQ115B, AQ130A, AQ130B, AQ130C,
      • Sale
      • 1-4 business days
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      Water pipe gasket set ORBITRADE B20 Volvo Penta B20AQ115A, AQ115B, AQ130A, AQ130B, AQ130C,
      Special Price €17.00 Regular Price €21.00 -19%
      • Sale
      • 1-4 business days
      Oil cooler gasket set ORBITRADE B20 B21 B23 B25 B30Oil cooler gasket set ORBITRADE B20 B21 B23 B25 B30
      • Sale
      • 1-4 business days
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      Oil cooler gasket set ORBITRADE B20 B21 B23 B25 B30
      Special Price €10.50 Regular Price €13.00 -19%
      • Sale
      • 1-4 business days
      Condenser ORBITRADE B21 B23 B25 AQ120B AQ125A AQ140A BB140A 230A/B AQ125B AQ131A/B/C/D AQ1Condenser ORBITRADE B21 B23 B25 AQ120B AQ125A AQ140A BB140A 230A/B AQ125B AQ131A/B/C/D AQ1
      • Sale
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      Condenser ORBITRADE B21 B23 B25 AQ120B AQ125A AQ140A BB140A 230A/B AQ125B AQ131A/B/C/D AQ1
      Special Price €29.00 Regular Price €35.50 -18%
      • Sale
      • 1-4 business days
      Breaker point ORBITRADE B18 B20 B21 MB10 Volvo Penta 1306169 241664 243460 243799 CDI: E66Breaker point ORBITRADE B18 B20 B21 MB10 Volvo Penta 1306169 241664 243460 243799 CDI: E66
      • Sale
      • 1-4 business days
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      Breaker point ORBITRADE B18 B20 B21 MB10 Volvo Penta 1306169 241664 243460 243799 CDI: E66
      Special Price €21.50 Regular Price €26.50 -19%
      • Sale
      • 1-4 business days
      Water pipe gasket set ORBITRADE D31 D32 D41-D44Water pipe gasket set ORBITRADE D31 D32 D41-D44
      • Sale
      • 1-4 business days
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      Water pipe gasket set ORBITRADE D31 D32 D41-D44
      Special Price €27.50 Regular Price €33.50 -18%
      • Sale
      • 1-4 business days
      Sea water pump repair kit ORBITRADE D30-D32 D40-D44Sea water pump repair kit ORBITRADE D30-D32 D40-D44
      • Sale
      • 1-4 business days
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      Sea water pump repair kit ORBITRADE D30-D32 D40-D44
      Special Price €54.00 Regular Price €66.00 -18%
      • Sale
      • 1-3 business days
      Water pump repair kit ORBITRADE Volvo Penta 2001.2002.2003, 219514148757562001, 2001AG, 20Water pump repair kit ORBITRADE Volvo Penta 2001.2002.2003, 219514148757562001, 2001AG, 20
      • Sale
      • 1-3 business days
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      Water pump repair kit ORBITRADE Volvo Penta 2001.2002.2003, 219514148757562001, 2001AG, 20
      Special Price €108.00 Regular Price €133.00 -19%
      • Sale
      • 1-4 business days
      Water pump gasket set ORBITRADE B21 B23 B25AQ120B AQ125A AQ140A BB140A 230A 230B AQ125B AQWater pump gasket set ORBITRADE B21 B23 B25AQ120B AQ125A AQ140A BB140A 230A 230B AQ125B AQ
      • Sale
      • 1-4 business days
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      Water pump gasket set ORBITRADE B21 B23 B25AQ120B AQ125A AQ140A BB140A 230A 230B AQ125B AQ
      Special Price €14.50 Regular Price €18.00 -19%
      • Sale
      • 1-4 business days
      Thermostat kit ORBITRADE AQ130 AQD2B MD2 MD3 MD11 MD17 60°Thermostat kit ORBITRADE AQ130 AQD2B MD2 MD3 MD11 MD17 60°
      • Sale
      • 1-4 business days
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      Thermostat kit ORBITRADE AQ130 AQD2B MD2 MD3 MD11 MD17 60°
      Special Price €57.00 Regular Price €70.00 -19%
      • Sale
      • 1-4 business days
      Water pump cross ORBITRADE 831009, 806256B18, B20, B21, B23, B25, B30, MD3, MD17, D21AQ60FWater pump cross ORBITRADE 831009, 806256B18, B20, B21, B23, B25, B30, MD3, MD17, D21AQ60F
      • Sale
      • 1-4 business days
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      Water pump cross ORBITRADE 831009, 806256B18, B20, B21, B23, B25, B30, MD3, MD17, D21AQ60F
      Special Price €8.80 Regular Price €11.00 -20%
      • Sale
      • 1-4 business days
      Water pipe gasket set ORBITRADE B23 B25Water pipe gasket set ORBITRADE B23 B25
      • Sale
      • 1-4 business days
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      Water pipe gasket set ORBITRADE B23 B25
      Special Price €14.50 Regular Price €18.00 -19%
      • Sale
      • 1-4 business days
      Thermostat kit ORBITRADE MD1 MD2 MD3 MD6 MD7 MD11 MD17 75°Thermostat kit ORBITRADE MD1 MD2 MD3 MD6 MD7 MD11 MD17 75°
      • Sale
      • 1-4 business days
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      Thermostat kit ORBITRADE MD1 MD2 MD3 MD6 MD7 MD11 MD17 75°
      Special Price €38.50 Regular Price €47.50 -19%
      • Sale
      • 1-4 business days
      Impeller ORBITRADE Yanmar 4BY 4LH 4LHA 6BY 4BY150 4BY150Z 4BY180 4BY180Z 4LHA-DTE 4LHA-DTZImpeller ORBITRADE Yanmar 4BY 4LH 4LHA 6BY 4BY150 4BY150Z 4BY180 4BY180Z 4LHA-DTE 4LHA-DTZ
      • Sale
      • 1-4 business days
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      Impeller ORBITRADE Yanmar 4BY 4LH 4LHA 6BY 4BY150 4BY150Z 4BY180 4BY180Z 4LHA-DTE 4LHA-DTZ
      Special Price €40.00 Regular Price €49.50 -19%
      • Sale
      • 1-4 business days
      Impeller kit ORBITRADE D6 TAMD63 shaft 66x80x25,4mmImpeller kit ORBITRADE D6 TAMD63 shaft 66x80x25,4mm
      • Sale
      • 1-4 business days
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      Impeller kit ORBITRADE D6 TAMD63 shaft 66x80x25,4mm
      Special Price €81.00 Regular Price €100.00 -19%
      • Sale
      • 1-4 business days
      Impeller kit ORBITRADE D4 465x50mmImpeller kit ORBITRADE D4 465x50mm
      • Sale
      • 1-4 business days
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      Impeller kit ORBITRADE D4 465x50mm
      Special Price €48.00 Regular Price €59.50 -19%
      • Sale
      • 1-4 business days
      Impeller ORBITRADE Yanmar 104211-42071, 104211-420702GM, 2QM, 3GM, 3QM, YSB8, YSB12, YSM12Impeller ORBITRADE Yanmar 104211-42071, 104211-420702GM, 2QM, 3GM, 3QM, YSB8, YSB12, YSM12
      • Sale
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      Impeller ORBITRADE Yanmar 104211-42071, 104211-420702GM, 2QM, 3GM, 3QM, YSB8, YSB12, YSM12
      Special Price €25.50 Regular Price €31.50 -19%
      • Sale
      • 1-4 business days
      Impeller ORBITRADE Yanmar 1GM 1GM10 32x12mmImpeller ORBITRADE Yanmar 1GM 1GM10 32x12mm
      • Sale
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      Impeller ORBITRADE Yanmar 1GM 1GM10 32x12mm
      Special Price €25.50 Regular Price €31.50 -19%
      • Sale
      • 1-4 business days
      Impeller kit ORBITRADE D40 D61 D62 D70 D71 D100 D102 D120-D122, 9x63mmImpeller kit ORBITRADE D40 D61 D62 D70 D71 D100 D102 D120-D122, 9x63mm
      • Sale
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      Impeller kit ORBITRADE D40 D61 D62 D70 D71 D100 D102 D120-D122, 9x63mm
      Special Price €77.00 Regular Price €95.00 -19%
      • Sale
      • 1-4 business days
      Impeller kit ORBITRADE D3.3.0 V6 V8 21951352 3593660D3 3.0 V6 V8 57x48mm D3-110I-A D3-110IImpeller kit ORBITRADE D3.3.0 V6 V8 21951352 3593660D3 3.0 V6 V8 57x48mm D3-110I-A D3-110I
      • Sale
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      Impeller kit ORBITRADE D3.3.0 V6 V8 21951352 3593660D3 3.0 V6 V8 57x48mm D3-110I-A D3-110I
      Special Price €46.50 Regular Price €57.50 -19%
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