Additives?
edition of CMM) on page 4.22 (section 4.15) it states “DO NOT use fuel or engine oil additives – these may contain substances harmful to the catalytic converter”. Are Star Tron and Wurth Fuel Care safe to use on bikes with catalytic converters? Graham Seed Bertie says: “To be fair the Star Tron article isn’t a recommendation, merely us telling people what is out there as a news item. The Fuel Cure is used in Scoop’s old CB750 which does not have a cat. We’d generally stick to what the manual would say, but we will take a look at this in a future issue, even if bikes with cats aren’t normally in the magazine. We know Steve C has a new Yamaha so maybe…” In the 2017 April edition of CMM it recommends on p58 using Star Tron fuel additive. Later, on p70 Scoop recommends Wurth Fuel Cure. Looking at the Haynes manual for the Yamaha MT-09 (not too dissimilar to the XSR/MT-07 featured in the 2017 February