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plug gap

Discussion in 'The Garage' started by jaros44, Aug 9, 2005.

  1. jaros44

    jaros44 1/2 ton status

    Jul 12, 2005
    Likes Received:
    Outside Phila. Pa.
    hey guys,

    i have a 74 block with 83 heads on the chevy 350 with high compression pistons on it. went to get ac delco plugs and two are available, either the 0.035 gap size or the 0.040 plug gap. anyone know which size ot take. thanks alot


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