01-06-2021, 09:37 PM
If the engine has recently been rebuilt, why are you running it with flushing oil in the sump? Surely the engine internals were cleaned as part of the rebuild?
If the sump is full of a mixture of flushing oil and petrol I would expect it to sound a bit clattery.
If the sump is full of a mixture of flushing oil and petrol I would expect it to sound a bit clattery.