I'm now up to 5 1/2 gallons through this engine and I really like it. It starts super easy, runs really well, and I know it's only going to get better.

Here's a couple videos for the proof.

[link=http://www.gailvin.com/kroma1.wmv]Video 1[/link]
[link=http://www.gailvin.com/kroma2.wmv]video 2[/link]