Thanks Tom. Will bear it in mind.
I'm optimistic that, as my zed has 96k, the disa valve might be the culprit and will be content that an upgrade kit, with a new gasket, will tick that anxiety box
I'm optimistic that, as my zed has 96k, the disa valve might be the culprit and will be content that an upgrade kit, with a new gasket, will tick that anxiety box