Thread: Intro and First Question: Engine Starts Smooth, then Runs Rough
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  #29  
Old 12-31-2011, 04:54 PM
ChiefRider ChiefRider is offline
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Join Date: Dec 2011
Location: North West CT
Posts: 378
Got the compression test adapter and here are some early returns.

Since cylinder #2 seems to be consistently the weak cylinder, we checked comp so far on #1 and #2. Cold, both are around 400. Hot, #2 drops to 300. Swapping injectors makes no change- #2 continues to be the problem.
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1991 350SD
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