You have to loosen the engine shocks because they will limit the amount of lift you get when jacking the engine up. You'll need all the clearance you can get. Might also watch the fan shroud closely, maybe even loosen it, just in case.
'73 280SEL 4.5 (9/72)- RIP
Only 8,173 units built from 5/71 thru 11/72
'02 CLK320 Cabriolet - wifey's mid-life crisis
2012 VW Jetta Sportwagon TDI...at least its a diesel
Non illegitemae carborundum.