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Thread: 1976 caddy 500 cu in V8 engine misfire at temp and speed. OK idle
          
   
   

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  1. 07-15-2020 12:22 PM #1
    johnny52
    johnny52 is offline CHR Member
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    Join Date
    Jul 2020
    Location
    Hilton
    Car Year, Make, Model: 1951 Ford COE w/ caddy eng and GM trans
    Posts
    5

    Quote Originally Posted by johnny52 View Post
    standard mechanical fuel pump (new); replaced ignition pack (called em points - sorry), vacuum steady around 17". Last test showed steady coil voltage supply also. Last test seems to be getting worse with noticeable fluctuations (40-60) in oil pressure with slight rpm change, more than normal. wouldn't run steady at ~ 1000rpm and had a carb backfire as well. Think it might be time to think about removing cab and pulling engine.

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