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  1. 1964-1974 Tempest, Lemans & GTO Engine Compartment
    Ok, I’ve seen similar posts on this topic on both this message board and others but my issue is slightly unique. I’m assuming it’s a timing issue but I can’t seem to figure out how to fix it. The details: I have a 1968 GTO numbers matching on the block. I bought it a month ago. It’s important...
  2. 2004-2006 GTO General Discussion
    Recently bought a Gto with a built ls2 (408 stroker) ls3 heads, Texas speed cam and pistons, fast 102 manifold. It’s got a problem where it sometimes starts fine but most times it starts around 500 rpms then stumbles and dies. It’ll drive perfect until you go up the driveway and it’ll stumble...
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