Titled 1971 XS1B frame with numbers matching engine (crusty and has a broken cooling fin), additional 71 engine (pictured), pair of shouldered wheels, 1970 xs1 forks, boxes and boxes of parts mostly 70-72. Frame is a rolling chassis that has the TX750 swingarm and rear wheel swap and appropriate 71 front drum. Forks are later and extended just so it would roll around. Will not separate. $1,500.