Bitter End - Old School Choppers - One Stop Shoppin' for Hardcore Choppin'* Left side engine case features a blank number boss.* Left hand case must be fit to existing right side case.* Number boss is blank.* Will accept Timken roller bearing assembly, not included.* Cylinder dock height must be machined to match to original right side case.* Cylinder base studs, breather tube, bearing assembly, and drain plug all must be purchased separately.* Case set required line lapping of the main case races.* Order case race available separately.* Fits:FL 1955-1964* UOM: 1 - EA * Suggested to use with #10-0955 Replica Bare Engine Case Set.Suggested to use with #10-8286 Special Sprocket Shaft Spacer.Suggested to use with #14-0106 Main Drive Seal. OEM No: 97200-55A Sprocket locking link tool for removing clutch hub and motor nuts. Fits the following Harley-Davidson motorcycle models:XL/Sportster (Ironhead) 1956-1984UOM: 1 - EA Launched from my store - Powered by Highwire.com