Honda-SOHC
SOHC.co.uk Forums => CB500/550 => Topic started by: shifter on May 09, 2016, 08:42:27 AM
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Can someone advise me on which model no iridium plugs to put in a 76, 550 f1, ?
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Which plug reference are you running?
For something like a ngk dr8ea I'm getting dr8eix to give you equivalent iridium plug.
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Cheers k2-k6 , thanks for the info ,