So which hex button head screws would fit since the current engine screws are M3x8mm.

[quote]ORIGINAL: simienastro

Yes you can get perfect hex screws for the engine, i have some in mine now and are great because they are easier and quicker to get out.

http://www2.towerhobbies.com/cgi-bin...SCREWS&S3=&S4=

Part: LXBLY7

But there are many other ones as well just dont get titanium for this application though, stick with the steel ones.