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- 12-Month Warranty
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Delphi A6510702387 Diesel Injector
DELPHIPart No: A6510702387
·Trade & Garage FriendlyIn Stock — Ships within 24 hours
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+ £20 refundable core deposit per injector — refunded after we receive and inspect your old unit, returned within 30 days of receiving your remanufactured injector
Dispatch within 24h. Free UK delivery.Every order includes a 12-month workshop warranty, OEM bench-calibration before despatch.
The Delphi A6510702387 is a professionally remanufactured common-rail diesel injector suited to the Mercedes-Benz C-Class (2008-2018), fully tested and calibrated to OEM specification. Supplied ready to fit with no core charge and a 12 months warranty included.
Professionally remanufactured to OEM standards
All prices are shown in GBP (£). International customers are securely charged in GBP via Stripe.
Ordering a single injector is standard practice.
Need multiple injectors? Simply increase the quantity above.
Most 4-cylinder engines use 4 injectors — replace only what your diagnosis confirms.
12-Month Warranty
Included on every remanufactured injector. UK-based support if you ever need it.
Tested Before Dispatch
Flow-tested and calibrated on OEM-grade rigs. Test report on file for every unit.
Free UK Delivery
Mainland tracked dispatch. Order before 2pm for same-working-day pick-up.
Trade buyers: VAT receipt included · Account terms on request · Trusted by UK garages & diesel specialists.
Why Buy From Us
Not sure this is the right injector? Call us on 020 3355 6581
FREE UK Delivery
International Delivery — flat £50 per order
One injector or multiple injectors
Ships Worldwide
FREE UK Delivery
Flat £50 International Shipping
- Royal Mail Tracked
- DPD International
- Secure Packaging
- Tracking Number Included
- 12 Month Warranty
Need more later? We keep stock available for repeat orders.
Engine Intelligence
Mercedes 2.1 CDI (OM651 Delphi era — C-Class, E-Class, Sprinter, Vito) OM651
Common symptoms
- Hard starting, especially cold
- Rough idle, uneven running or vibration
- Misfire and loss of power, limp mode in severe cases
- White, black or blue smoke
- Knocking / ticking from the injector area, fuel smell, higher consumption
Documented failure modes
- Early Delphi piezo injector failures — widely documented on 2009–2011 OM651 engines, addressed by a manufacturer service campaign
- Injector delivery drift with correction values out of range
- Injector leakage allowing fuel dilution of the engine oil in advanced cases
Diagnostic guidance
- Check injector correction values across all four cylinders — an outlier identifies the failing unit
- On early (2009–2011) engines with running complaints, injector history matters: many were replaced under the manufacturer campaign — verify which units are fitted
- Monitor the engine-oil level on suspected leaking injectors
- Injector coding is required after fitting — follow the manufacturer procedure
Fitment note: OM651 injection changed technology over its life — early Delphi piezo units differ from the later Bosch solenoid type (OM651950-era); the two are NOT interchangeable and this guidance covers the Delphi era only. Always match the reference etched on the injector body.
Why this injector?
Mercedes-Benz 2.1 CDI (OM651)
- Suited to the OM651 2.1 CDI platform used across Mercedes-Benz C-Class, E-Class, Vito, Sprinter and related models.
- Bench-tested for flow, spray pattern and leak-off so ECU correction values stay within specification.
- A typical replacement when diagnosing rough idle, smoke or EML-logged injector-range faults on OM651 engines.
- Injector coding is usually required after fitting — plan time and equipment at the workshop.
Explore this range
Remanufacturing Process
See how our injectors are rebuilt step-by-step in our 3D remanufacturing process video.
Vehicles Compatible With This Delphi Injector
Compatible with Mercedes-Benz engines including OM651.
| Make | Model | Engine | Years |
|---|---|---|---|
| Mercedes-Benz | C-Class | 2.1 CDIL | 2008-2018 |
| Mercedes-Benz | E-Class | 2.1 CDIL | 2009-2016 |
| Mercedes-Benz | CLA | 2.1 CDIL | 2013-2018 |
| Mercedes-Benz | GLA | 2.1 CDIL | 2014-2019 |
| Mercedes-Benz | GLK | 2.1 CDIL | 2012-2015 |
| Mercedes-Benz | Vito | 2.1 CDIL | 2014-2021 |
| Mercedes-Benz | V-Class | 2.1 CDIL | 2014-2019 |
| Mercedes-Benz | Sprinter | 2.1 CDIL | 2014-2018 |
| Mercedes-Benz | SLK | 2.1 CDIL | 2012-2016 |
Vehicles Using This Injector
Compatible Engines
The A6510702387 injector is compatible with the following engines:
Also known as
This injector is sold and listed under the references below. Tap any number to copy it — every reference refers to this same product.
All references resolve to this canonical product page. Always confirm exact fitment before ordering.
Compatible Vehicles
This injector fits the following vehicles. Always confirm exact fitment by engine code or registration before ordering.
Product Description
The Delphi A6510702387 is a professionally remanufactured common-rail diesel injector suited to the Mercedes-Benz C-Class (2008-2018), fully tested and calibrated to OEM specification.
Supplied ready to fit with no core charge and a 12 months warranty included.
Workshop Information
Installation Notes
- Check injector coding after installation
- Ensure fuel system is properly primed
- Use calibrated test equipment for verification
- Check engine-specific torque values before installation
Recommended Injector Coding
No injector coding is required for the Delphi unit on most applications — follow the manufacturer fitting procedure.
Replacement Advice
Always renew the copper washers / seals and bleed the fuel system before first start. Replace only the injectors your diagnosis confirms and torque fasteners to the manufacturer's published values.
Professional Installation
We recommend installation by a suitably equipped diesel specialist using calibrated test equipment to verify the fuel system after fitting.
Common Engines Using This Injector
Common Symptoms of a Failed A6510702387 Injector
If your vehicle shows these symptoms, replacing the diesel injector may restore engine performance. A leak-off test can confirm the diagnosis.
Testing & Warranty
All remanufactured injectors are tested using OEM-grade diagnostic equipment to ensure fuel pressure and spray pattern meet manufacturer specifications.
OEM Test Bench Calibration
Flow-tested on Bosch EPS 200 series bench to verify fuel delivery rates at all operating pressures.
Leak-Off Testing
Each injector is tested for return flow to ensure no excess fuel is wasted back to the tank.
Solenoid Calibration
Electrical response time verified to ensure precise injection timing and quantity.
12-Month Warranty
Full replacement or refund covering manufacturing defects under normal use. No quibble.
A6510702387 Price Statistics
Average Price
£100.00
inc. VAT
Price Range
£100–£100
inc. VAT
Stock
1/1
In Stock
Prices based on 1 listing for the A6510702387 injector. All prices include VAT.
Compatible Vehicles for A6510702387
A6510702387 is OE-fit on the vehicles below. Always confirm the engine code on your V5C and the OE marking on the failed unit before ordering — sister part numbers in this family can look identical but carry a different calibration map.
Engine Codes Using A6510702387
This injector is used in the following diesel engine codes. View engine-specific problems and diagnostics:
Cross Reference Numbers for A6510702387
The following part numbers are cross-referenced to A6510702387 and may be used as direct replacements:
Related Fault Codes
If your vehicle has flagged any of these fault codes, the A6510702387 injector may need testing or replacement:
Injector Problem Guides
Experiencing issues with your diesel injector? These guides cover common injector problems and diagnosis:
Injector Testing Guides
Learn how to test and diagnose diesel injectors before ordering a replacement:
Other Injectors for This Engine
Frequently Asked Questions
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Compatible Engines
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Cross References
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Workshop Knowledge for This Injector
Typical Fault Codes
Common Symptoms
Workshop Guides
Every remanufactured injector includes a 12-month warranty and is bench-tested to OEM spec before dispatch.
Old-unit exchange applies — your core surcharge is refunded when we receive your old injector.
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