yamaha outboard gauge harness | eBay YAMAHA OUTBOARD DUAL FUSE GAUGE HARNESS 6Y5-82553-N0-00 See more like this. SMA2688 Yamaha 16' gauge wire harness 4 pin and bulltet connectors outboard used. Pre-Owned. $40. or Best Offer. Yamaha Outboard GAUGE HARNESS 6Y5-83553-20 (1 Fuse) Pre-Owned. $19. Buy It Now. Free Shipping. Boat Rigging, Digital and Analog Gauges | Yamaha Outboards For those running F20 to XF425 outboards, Genuine Yamaha conventional digital gauges offer flexibility and streamlined rigging. They also provide the ability to monitor several vital boat systems, performance and trip stats when properly equipped.