Ok this is a Novarossi CLB as it was called.
Very good engine... Wont let you down... It has a lot of low end push and not as much high end power... But overall an excellent engine. Good choice.
By the way dont let it run at 375!!!!!!!!!!!!!! Poor little engine
Here is your link to some tech data
http://www.nitroreview.com/TheDatabase/homeengines.cfm
Scroll down to .21 engines and click Novarossi CLB