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Old 11-10-2019, 03:09 PM   #21
Werner
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Join Date: Jan 2019
Location: Germany, near Aachen
Posts: 1,159
Default Re: Analyze this . . .

Dann,

you can also use modern iridium spark plugs (NGK) with adapter. They have a high heat spread. The center electrode is pulled forward and always burns clean. They are a bit more expensive, but you can drive> 50,000 miles.

I take the lowest heat value.
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Ford Model A, Roadster, 1928
Citroen 11 CV, 1947
Hercules W 2000, 1976; (with NSU-Wankel Rotary Engine), Canadian version
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