FITS ALL THE 82 83 YAMAHA XT 550. The item "1982-1983 YAMAHA XT550 XT 550 CDI/BLACK BOX COMPUTER AN OEM PART 5Y1-85540-52-00" is in sale since Wednesday, November 18, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Electrical & Ignition\Other Electrical & Ignition". The seller is "mackliver" and is located in St. This item can be shipped worldwide.