original Harley-Davidson Factory Parts Catalog for 1986–1990 Sportster Evolution models, including the 883, 1100, and 1200 engine variants. This official vintage publication carries the manufacturer part number 99451-90. It features comprehensive schematic breakdowns and index sequences used by owners and mechanics to accurately order replacement components.Key Catalog DetailsCovered Model Years: 1986, 1987, 1988, 1989, and 1990.Engine Families: Evolution V² block configurations (883cc, 1100cc, and 1200cc).
selling as pictured 071426kt