Valve cover questions

If I were in the US I would send to Leanna @CudaChick1968 for powdercoating. Perfect and lasts forever.
If you're set on paint, either VHT or Duplicolor offer paint. Insulators are different, depending on the year.
Exactly. Next year mine will be 14 years old since Leanna did them. Here's a photo from last year.

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