Removed engine on cart
M4 engine bay empty
Close-up removed S55 block
S55 bare engine block
New BMW Oil Pump box
Block and new part
New oil system gasket
New oil pump in bag
S55 engine block top view
Completed S55 engine cover view
New timing kit installed
Engine block casting numbers
Bottom end, crankshaft exposed
Bottom of engine block
Oil pump drive area close-up
New standard S55 crankshaft
Completed S55 engine bay view
🚗 Facing similar issues? Get Quote Now to bring your BMW back to peak performance.
Vehicle In: 20-Oct-2025
Vehicle Out: 24-Oct-2025
Turnaround Time: 4 Days
The vehicle came in with a pronounced knocking noise from the lower part of the engine. Upon disassembly, our technicians discovered significant damage to the crankshaft and con rod bearings, confirming the need for a reconditioned BMW M4 engine.
Components we fitted:
Fully reconditioned engine fitted from our stock
New oil pump installed
New timing chain kit fitted
Standard original crankshaft polished and refitted
New bearings installed
New oil seals fitted
New head gasket replaced
A fully reconditioned BMW M4 S55B30A engine was provided from our stock and professionally installed. The engine was then tested and brought back to factory specifications. The reconditioned engine now delivers smooth power, refined performance, and long term reliability.
🚗 Facing similar issues? Get Quote Now to bring your BMW back to peak performance.