JimS Well-Known Member Sep 11, 2017 #21 Cats have got ceramic material in them, maybe it's just starting to disintegrate internally
Dopey Well-Known Member Sep 11, 2017 #22 biketeacherdave said: Valve spring collet ? Hello by the way Click to expand...
pete12345 Well-Known Member Full Member Sep 12, 2017 #23 I had same noise bout 3 years ago it was cats breaking up