I bought the identical outboard this july and I hold the same problems with the idle surging and also the tackle shifting is horrible,Im still to call merc and allow them to know the way pissed off Iam specially in regards to the surging idle and stalling,a local merc supplier https://sisalfiberextractionmachi93715.livebloggs.com/40891046/how-much-you-need-to-expect-you-ll-pay-for-a-good-honda-bf-series-outboard-reviews