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cylinder head

  1. MK3 Focus
    I'm not sure if this is the right place to put this, I'm new to the forum. I'm looking to replace the head gasket on my 2012 focus SE. I just bought the Hayne's manual and it looks like they're saying to remove the timing chain cover. I'm wondering, if I put the crank timing pin in, as well as...
  2. SVT Performance (2002-2004)
    So I heard porting a valve chamber can increase responsiveness. If so, what would be the best for street? What are the advantages over each other? 1. Full Circle 2. Half Circle: only one side is left stock 3. Stock If I use full circle; I would probably have less worries about the...