if you take off the cover and expose the injectors you will see a fuel rail that has a bulge in the front.that is the fuel pressure regulator.i think it's held in by a strong clip on the top.i used to replace a lot of them.

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David S Poole
European Performance
Dallas, TX
4696880422

"Fortune favors the prepared mind"
1987 Mercedes Benz 420SEL
1988 Mercedes Benz 300TE (With new evaporator)
2000 Mercedes Benz C280
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