Knockout: Bolt’s custom R100RT boxer

A new build from Spain’s Bolt Motor Co. is always a treat. The Valencia-based workshop has a history of high-end racecar preparation, and they like to eke out maximum performance from their two-wheeled builds as well. Shop owner Adrián Campos has a particular affinity for BMW airheads, and his latest creation is based on a 1981 R100RT. That was the…