Thread: W115 220D - Running rough, low power, stalling
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  #14  
Old 05-29-2012, 10:22 PM
bipolardave bipolardave is offline
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Join Date: Jul 2011
Posts: 399
Quote:
Originally Posted by cj.surr View Post
Cold compression test didn't turn out good. Now I see why it won't start.

Cyl 1: 290psi
Cyl 2: 240psi
Cyl 3: 260psi
Cyl 4: 150psi

Well, number 4 doesn't look good. But it could be a stuck ring. There's threads floating around about using Marvel Mystery Oil to work it loose.

It can't hurt to try.
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1974 240D "Boldie" 170K.- New timing chain/freshly rebuilt IP/replaced valve seals/injectors/upgraded stereo/new Bilsteins with Yokohamas/fresh paint and rocker panels plus lots of welds.
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