hi i have one brand new os .15 la engne.

1. Good you have it. So what?
2. Do you know which subject you are posting under?
3. Read the RC India Gems before making any further posts

@pushparaj.ami
I have a brand new OS 10 LA.
And a 25, and a 46.
And a Cox, and a Mills.
And lots of other stuff.
The question, as Rai Saheb says, is
'So what?'
What has it to do with electric planes?
Please tell us what the .ami means.
Aero Modelling Instructor?