Originally Posted by jeromerc

Monty, how extensively do you recommend cleaning an engine after break in or do you? They broke in my Bonitto with 15% nitro and I run 25% should I flush out the engine? It hasn't quite lost its nuts yet as it still sticks every once in a while so I still run it rich, but wanted to know if I should actually take it apart and spray it out, or just run it with the new fuel.