I bought an old Yamaha 28A and I must replace<br />the spark plugs. Is NGK B7HS a good choice?
T ttyDread Recruit Joined Aug 3, 2003 Messages 5 May 2, 2006 #1 I bought an old Yamaha 28A and I must replace<br />the spark plugs. Is NGK B7HS a good choice?
