Category I - Group B1 - Division B - Type I - Cyl. 2 - over 250cc to 350cc
* Pending Ratification by the FIM/CCR
Highlighted : Current records
DateRiderPlaceManufacturer, ModelClassMphKm/h
2008-09-04 Douglas FRAZEURBonneville Salt Flats - USAYamaha RD 350I.B1.B I.2 350cc 1 km: 112.335 mph
Mile: 116.097 mph		 1 km: 180.786 km/h
Mile: 186.840 km/h
Category I - Group B1 - Division B - Type I - Cyl. 2 - over 250cc to 350cc
* Pending Ratification by the FIM/CCR
Highlighted : Current records