The BSA A7-A10 Forum

Technical => A7 & A10 Engine => Topic started by: Dave c on 17.03. 2019 21:16

Title: timing side casing
Post by: Dave c on 17.03. 2019 21:16
hi, on the engine i am building,a 51 a7,there is a small brass fitting above where the mag bolts on , i just wandered what it is for as on my other a7 engine its just plain, its on the inner timing cover and has a ball bearing in it. thanks for any info!
Title: Re: timing side casing
Post by: berger on 18.03. 2019 00:48
it could be an extra breather that has been added at some time in its life
Title: Re: timing side casing
Post by: muskrat on 18.03. 2019 09:39
G'day Dave.
I'd say berger has got it. On a 60+ year old bike there is likely to be more than one "modification".
A picture may help.
Cheers
Title: Re: timing side casing
Post by: duTch on 18.03. 2019 11:03

 I think it is Greybeard (he be GB *smile*) has a similar thing; as above a picture would help