C90Club.co.uk

Hi everybody,..
can anyone tell me if the honda c90 barrel fits on the c70 engine, ....as iv seen a c90 big bore kit which if the c90 barrel fits on the c70 I was thinking of putting one on my st,....or at least a c90 barrel n piston for now to see how she runs

Hi and welcome to the club,the C70 is the same size piston as the C90 at 47mm but a shorter stroke.(This is the 12 volt 90) so no it will not fit.You can get 51mm kits to fit use the search button there was a thread about it this week