On my 88 560 SL It appears that the fuel pump is mounted inside some type of plastic enclosure. The back of which is open on mine. Is there a cover for this? or is the pump exposed. The pump makes a heck of a racket, the PO records show recent replacement on both.

Thanks!

__________________
John
2001 ML 320
1988 560 SL
2009 Toyota Tundra TRD
1992 400 E (sold '07) (bought back, '13)
2008 ML 350