Originally Posted by s14kev

I used MAPP gas which should be a little hotter than propane. I did not however make it cherry red like I usually would with a seized fastener/broken bolt since the selector shaft seal is rubber and I did not want the selector shaft to conduct heat and melt the seal which is in the gearbox housing.

I was also a little chicken since there is a plastic fuel tank full of gas just 4 inches above the bolt that I was heating. I can just see the news headlines now.... "Porsche and garage up in flames"