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89 TBI 454 what spark plugs?

Discussion in 'The Garage' started by MTBLAZER89, Jun 5, 2006.

  1. MTBLAZER89

    MTBLAZER89 3/4 ton status GMOTM Winner

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    Edelbrock intake and aftermarhet cam. Stock ignition system. AC-Delco, but which ones:ears:
     
  2. 76zimmer

    76zimmer Flyin Rat Premium Member GMOTM Winner

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    Run the stock plugs for the heads to start with.
     
  3. MTBLAZER89

    MTBLAZER89 3/4 ton status GMOTM Winner

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    CR43TS is stock I have a box in the garage guess I'll pull an old one and see whats in there.
     

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