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Discussing 5.0 Over reving on startup in the 5.0 Mustangs Forum. Please help..... Just got my 347 stroker back from machine shop (I burned a rod ...

       

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Old June 21st, 2007, 08:54 PM   #1
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5.0 Over reving on startup


Please help.....
Just got my 347 stroker back from machine shop (I burned a rod bearing)
put everything back on and tried to start for the first time
engine rev's up to 4000 instantly and i shut it down....
only gaskets on car that are not new are upper intake
could that be the problem???
any idea's
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Old June 21st, 2007, 08:59 PM   #2
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nost definetly a possibility,, also check torques on all bolts for the intake, and any obstructions with the throttle cable
 
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