This is topic serious question. in forum Tech Talk at Northern California Ford Owners  .


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Posted by OneFastNotch. (Member # 9537) on :
 
heads cam intake swaped and my brakes arnt the same no more automatic tranny but will be 5 speed soon. the brake booster is hooked up to the intake what else can this be?
 

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Posted by JohnB (Member # 969) on :
 
What camshaft? It's possible the vaccum signal is too low if the camshaft is a radical profile.

Also, you may have a leak.
 

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Posted by OneFastNotch. (Member # 9537) on :
 
e 303 cam rpm performance intake with 1 inch spacer ccobra heads with 1.7's
 

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Posted by 92stangLX (Member # 3252) on :
 
Check your vaccum signal
 

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Posted by JohnB (Member # 969) on :
 
...and your pushrod/lifter pre-load. I seriously doubt you installed custom length pushrods...you're probably hanging valves open. It's not going to build power, nor vac like this.
 

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