running issues

Hey guys my first post here, I’ve done a complete restoration on my Stihl Contra and have replaced tons of parts, the issue I’m having is it is hard starting when cold 30 plus pulls, when it gets going and you shut it off it fires back up on the first pull, I am a little stumped on whether it is...

Hello, I have an 023 that a friend gave me, it's a family heirloom... I've replaced the fuel line, filter, carb kit put into the OEM carb, breather valve(currently removed as I thought it was the issue) saw starts on choke, seems to run a bit high on half and runs in the on position, aslong as...