new engine

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mercman111

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Joined
Nov 23, 2017
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213
Location
ledbury
Car
mercedes w209 350
if i put a new engine (from scrap yard) in my w209 will i need the ecu etc
 
If the donor car is the same year and model as yours, and the engine numbers' first six digits are identical, almost certainly not, though you may have to have the ECU coded to your car on a STAR.
 

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