The orchestral scores typically contain:
Flute 1, Flute 2, Clarinet 1, Clarinet 2, Alto sax, Tenor sax, French Horn, Trumpet 1, Trumpet 2, 'Kit, Piano, Violin 1, Violin 2, Viola, Cello, Double bass, Electric bass.
Supplied with the parts are Easy bass, Eb bass, Bb bass, Bassoon, Trombone, Oboe and Guitar chord parts which do not appear on the main score. If you would like any other parts simply specify on your order e.g. a clarinet in A part which would not ordinarily be supplied.