im not giving up on it if its as you say bore pistons and rings no good then I shall learn how to do it and also find the parts take and get re bored a little?
hopefully as you say its decompressor cause it did happen not long after I put it back on machine after cleaning it
I shall learn as I go plus its a good project for me being Disabled in a wheelchair, and if anyone lives in Perth that wants to come help me feel free to contact me