Branson 4720h Engine replacing rings

[Bob Nelson]

I have been communicating back and forth with a seller on Ebay in China. They a very responsive and even went out and mic'd the pistons and pins. Look as seem exactly as the parts removed. I am ordering their rebuild kit. It seems that the A2300 engines are the same except for the piston design. The earlier A2300s were sleeved unlike mine which is a solid cast iron block. They changed them in the mid 2000s. So, we shall see...