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SOHC.co.uk Forums => CB500/550 => Topic started by: shifter on April 04, 2020, 04:59:26 AM

Title: 550 spark plugs
Post by: shifter on April 04, 2020, 04:59:26 AM

Can someone advise me on best spark plug to use on a 550 f1 ,standard air box , 069a carbs . Many Thanks.

Title: Re: 550 spark plugs
Post by: Bryanj on April 04, 2020, 07:03:30 AM

Whatever ngk say but take the R out of the number

Title: Re: 550 spark plugs
Post by: shifter on April 04, 2020, 09:49:03 AM

Thankyou Bryan , I have some D8ea  here ,  hope they’re not fake ..