Search results

Thanks, I will try the relief valve, done one once before, blew the seal on the filter and near emptied the sump on the driveway, so if it is stuck open you think it might cause it to have a rapid drop? I don't think it is wear as the problem seemed to develop over night. I get a pressure test...

Does anyone have an idea what will cause the oil pressure on my h2 to be good when I start up but then fall and continue to fall even when the revs are up ? The motor sounds good and power seems fine.