Originally Posted by
as355f1
i would hazard a guess with the black smoke you were getting that the engine is massively overfueling resulting in bore wash, did the bores look shiny when the head was off or could you still see the honing marks ?
to be honest mate i didnt notice,the bores felt ok,but i didnt have a good look as i didnt suspect anything would be wrong with bottom end as it has only done 3k miles