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Cylinder head being resurfaced on a Rottler CNC machine

Reconditioned Mercedes-Benz engine

Reconditioned Mercedes-Benz 651.921 engine

We have rebuilt the 651.921 engine 2 times in our workshop – each unit restored to 0 km condition with new parts, machined on Rottler equipment and covered by a 12-month warranty.

Reconditioned 651.921 engine – product photo651.921
2
Units rebuilt
0
Available now
12 months
Warranty
2–5 days
Delivery

651.921 engines available now

Reconditioned engines on pallets, ready for dispatch

No 651.921 engine is listed online right now

That rarely means we are out of stock – most of our 3,000+ units are not published yet. Send your VIN or engine code and we will confirm availability within hours.

How we recondition the 651.921

  1. Cylinder bore measured with a dial gauge01

    Disassembly & inspection

    Every engine is stripped completely, cleaned and measured. Blocks and heads are crack-tested.

  2. Cylinder head being resurfaced on a Rottler CNC machine02

    Precision machining

    Cylinder boring, honing, line boring and surface milling on Rottler CNC machines – back to factory tolerances.

  3. New timing chain fitted on a reconditioned engine03

    Assembly with new parts

    New pistons, rings, bearings, timing components, gaskets and seals. No reused wear parts.

  4. Reconditioned engine crated with new parts for shipping04

    Testing & documentation

    Compression and leak tests, inspection report, warranty certificate and installation instructions.

Frequently asked questions about the 651.921

How many 651.921 engines have you reconditioned?

Our workshop has rebuilt the Mercedes-Benz 651.921 2 times. No unit is listed online right now, but most of our stock is not published – send us your VIN and we will confirm availability within hours.

Which vehicles use the 651.921 engine?

The 651.921 is used in several model variants. Send us your VIN or registration number and we will confirm the exact variant, year and emission standard before making an offer.

What does “reconditioned to 0 km” mean for the 651.921?

Every Mercedes-Benz 651.921 we sell is fully disassembled, the block and cylinder head are machined back to factory tolerances on Rottler equipment, and all wear parts – pistons, rings, bearings, gaskets, seals and timing components – are replaced with new ones. The engine leaves our workshop with the service life of a new unit.

What warranty and delivery time apply to a reconditioned 651.921?

Each reconditioned 651.921 comes with a 12-month warranty when it is installed by a professional workshop following our installation instructions. As soon as a unit is confirmed, it ships within 1–2 business days and reaches most European countries in 2–5 business days. Carriers: DB Schenker, RABEN or DHL.

Do I have to return my old 651.921 engine?

Yes. The old 651.921 core must be returned within 10 days of delivery – complete, drained of fluids and on the pallet the new engine arrived on. We arrange the pickup with our carrier.

Ask about a 651.921 engine

Tell us your VIN, registration number or vehicle details and we will confirm availability, price and delivery time.

Phone
+370 664 04633 · WhatsApp, Viber

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