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Opel Diplomat B Fuel Pump

New, used, or aftermarket – from sellers across Europe.

Parts availability

Limited availability – hank searches the web for you.

Fuel Pump25,31 € – 89,50 €
8+ offers8 New

Estimated price range

Widely available Limited Hard to find

Last updated: 29.10.2026, 08:46

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Fuel Pump for your Opel Diplomat?

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Prices from recent listings

Median: 54.63 €
Min: 25.31 € Max: 89.50 €
Source Condition Price (approx.) Last seen
brands4cars via ebay.de New 25.31 € 2026-10-29
alex_autoteile via ebay.de New 32.50 € 2026-10-29
autoteile-fachmann via ebay.de New 48.81 € 2026-10-29
part4car_de via ebay.de New 48.85 € 2026-10-29
part4car_de via ebay.de New 60.42 € 2026-10-29
autoteile-fachmann via ebay.de New 62.19 € 2026-10-29
brands4cars via ebay.de New 65.90 € 2026-10-29
opel-classic-parts via ebay.de New 89.50 € 2026-10-29

Indicative values only – current prices may vary.

Price comparison: Fuel Pump

Current median for the Opel Diplomat B: 54.63 €.

Median across all car models: around 87 €. This model is 35% below that and cheaper than 75% of the models compared.

Median across Opel car models: around 48 €. This model is 15% above that and more expensive than 60% of the models compared.

Compares the medians of the most recent offers found for each model.

Find Opel Diplomat B parts online

hank's free AI report searches specialized shops for Opel Diplomat B parts, including hardi-automotive, MM-Opelparts & RRR.lt.

About this part

The fuel pump on your Diplomat B feeds fuel from the tank to the engine at the pressure the injection or carburetor needs. Long cranking before it fires, a loss of power under load or stalling when warm are the typical signs that it is failing.

Frequently asked questions

What should I check when buying a fuel pump for the Opel Diplomat?

Match the part number on the old pump and the engine code of your Diplomat B: petrol and diesel versions, and often different years, use different pumps and pressures. Ask exactly what is included, because the same name is used for a bare pump insert and for a complete unit.

New, used or rebuilt?

A used pump is the cheapest, but its wear does not show from the outside: ask whether it was tested. Affordable new aftermarket pumps exist for many models. For expensive high-pressure and injection pumps, a rebuilt unit with a warranty is often the best compromise.

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Opel Diplomat B Fuel Pump

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