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Old 23-10-18, 04:38
Malcolm Towrie Malcolm Towrie is offline
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Join Date: Aug 2015
Location: Whitby, Ontario, Canada
Posts: 306
Default Centurion "isolating spark gap"?

Hi,
The wiring diagrams for the Mk 3 Centurion show an "isolating spark gap" installed between the booster coil HT output and the one magneto the coil feeds. The manual says this mysterious piece of equipment is mounted on the rear fighting compartment wall beside the booster coil. I don't think our Mk 5 has this as the HT cable attached to the booster coil is about 10' long so would have fed the mag directly. Am I right in this assumption? What did this isolating spark gap do?

Malcolm
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