Please send me a quotation for spares for a Deurtz Generator 4 BH 7591 as written below.Oil seal camshaft side Deurtz 4 BH 7591.Oil seal flywheel side for Deurtz 4 BH 7591Inector Nozzle for Deurtz 4BH 7591.DPM display units for vessel volume.DPM display units for bearing temperature.