ts760 075av 076av

Hey everyone, I was holding out for a Husqvarna 3120 or a Stihl 880 for a while, but I've decided that the money just isn't there right now for a new powerhead. I'm trying to resurrect my Stihl 075 that failed while running an Alaskan mill. I didn't catch an airleak, and ended up scoring the...

My decompression valve popped out somehow, and the threads are stripped. I had installed it tight with red Loctite when I built it a couple years ago. Anybody know what size and pitch the threads are on the later version, and if there is a heli- coil? I've seen some early deco's that are a...