The BSA A7-A10 Forum

Technical => A7 & A10 Engine => Topic started by: gary on 28.09. 2020 19:17

Title: 1951 golden flash piston stampings
Post by: gary on 28.09. 2020 19:17
hi. just pulled head off and found TM in a circle with an H stamped about a half inch from other stamp. would anyone have any idea what TM stands for?  tried posting a picture of this bike but keeps saying to large.thanks
Title: Re: 1951 golden flash piston stampings
Post by: Caretaker on 28.09. 2020 20:56
^^^ if it says too large it's because they are huge, zero need to post 7x3 meters pictures :O)
See https://www.a7a10.net/forum/index.php?topic=427.0 as to what to do.

btw, does not seem to be long stroke related, moving to a7a10 engine.