GG: Timing gears and auxiliary drives

See Rolls-Royce Silver Ghost: 9 series
code RR code title qty unit price
GGA005 E18089 Gasket, front gearcase cover, Silver Ghost 1 £12.79
GGA010 Bearing, idler gear, Silver Ghost series J-U(2) 2 £23.66
GGA015 Bearing, Distributor drive, Silver Ghost 2 £75.2