Untested condition off a non running 1985 YAMAHA XT600. Does has a bent valve shown in the last photo. Cam journals dont show any major wear. All good threads and good gasket surfaces.  Good spark plug threads.Camshaft looks in good shape. Good sprocket and good lobes. Rocker arms move freely. This assembly does has some surface rust in spots. Comes with hardware shown only. Seals are unknown. Decompression lever appears to move freely. Comes as shown.  Returns accepted within 30 days. Thanks for Looking!