a.t.

<good 1/2A fuel(25%nitro and 25%oil).>
Please refer to the manufacturers' instruction sheet - max 15% Nitro.
No need to waste so much expensive Nitro for no gain nor to load up with
oil - that mix was for the now ancient .049 Cox engines with a ball and
socket conrod and very different metals and design.
..
The TT GP-07 is a sweet little motor, especially when run as recommended =

see also review =
http://www.modelflying.co.uk/features/feature17/index.html
and post
http://groups.google.com/groups?q=gp-07&hl=en&lr=&ie=UTF-8&selm=b6u9ou%24len%241%40lust.ihug.co.nz&rnum=2

regards
Alan T.

Alan's Hobby, Model & RC Web Links
http://homepages.ihug.co.nz/~atong