Service News from 1971. XS1 XS1B XS2.

262 … exhaust pipe obstruction

264 … yamaha sealants

267 … XS1B ignition timing change

272/1 … universal crankshaft installation tool

272/2 … universal crankshaft installation tool

272/3 … universal crankshaft installation tool

275 … XS1 XS1B cylinder sleeve installation

278 … XS2 disc brake lever adjustment

281/1 … XS2 battery cable setup

281/2 … cable routing – tacho, speedo

283/1 … XS2 frame and engine nrs

283/2 … XS2 paint codes

285/1 … XS1 XS1B XS2 primary drive lash

285/2 … XS1 XS1B XS2 primary drive lash

 

 … will create and upload as pdf …

Parts News from 1971. Various changes for XS1 XS1B XS2.

309 … replacement cylinder sleeves

313 … piston improvement

315 … part number changes

318/1 … key codes

318/2 … key codes

320/6 … oil pump changes

320/7 …XS1B crankshaft machined for conrod shims

320/8 … XS1B handlebar fittings etc

320/9 … breather

320/10 … XS1 XS1B new throttle cable

320/11 … misc notes

320/12 … XS2 crankcase seal

320/14 … XS1 pilot lamp

 

 … will create and upload as pdf …