The most reasonably priced component used on the Vs1400glf 1993 (p) (e01 E04 E17 E21 E22 E24 E34) Camshaft - Valve is the Pin.
Parts such as the Camshaft - Valve: Shaft,exhaust Valve Rocker Arm, Washer, Arm,valve Rocker Fr Exhaust, Arm,valve Rocker Rr Exhaust are included in the Vs1400glf 1993 (p) (e01 E04 E17 E21 E22 E24 E34) Camshaft - Valve parts fiche.
On this parts fiche the Cotter,valve is the most specified component.