2" sounds like a lot. On my E300 1/2" was plenty.

If you do lift the engine higher than that pay special attenten to the MAF/air filter housing, fan baldes and exhaust so you dont break anything. I think WIS tells you to disconnect all those items before doing this job.

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Terry Allison
N. Calif. & Boca Chica, Panama

09' E320 Bluetec 77k (USA)
09' Hyundai Santa Fe Diesel 48k (S.A.)