On Mon, 18 Jun 2018 10:52:33 +0100, Ian Jackson wrote:

Isn't that often a sign of leaky piston rings (both diesel and petrol)?

Blue or black smoke?



--
This message may be freely reproduced without limit or charge only via
the Usenet protocol. Reproduction in whole or part through other
protocols, whether for profit or not, is conditional upon a charge of
GBP10.00 per reproduction. Publication in this manner via non-Usenet
protocols constitutes acceptance of this condition.