cylinder head porting C9OE's

Discussion in 'Technical' started by MATTBLACK, Jul 24, 2009.

  1. MATTBLACK

    MATTBLACK Member

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    Vehicle:
    1970 Maverick
    I have 69 302 heads (C9OE). There is a strange "bump" type thing in the upper right corner of the exhaust ports. Is it ok to grind that thing out? :huh:
     
  2. darren

    darren Member

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    You betcha, air injection bump, get rid of it. Its the casting for the air injection. Its the first thing to go to open up the old heads.
     

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