I'm about to buy some plugs for our eta race car. Stock motor except chip. Want cheap but good. What part number is best? Everyone says "Bosch Supers" but my supplier only breaks it down by part number.
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The Homer: Powerful like a gorilla, yet soft and yielding like a Nerf ball. -
ngk is waht my friend runs with a chip and its pretty stout
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Originally posted by ban1 View PostBut further research on the web has netted me the answer I need. Bosch WR9LS, which is equivalent to NGK ZGR5A.Originally posted by LTDScott View Post
Since we're running a race car in a 14 hour endurance race in a warm climate and our car has a chip which advances timing, I think we might go one step colder.The Homer: Powerful like a gorilla, yet soft and yielding like a Nerf ball.Comment
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