Originally Posted by XwChriswX

Just to add some thought to those discussing AL melting points...

For the NST Pulley:


From: NST (NonStopTuning) 370Z VQ37HR Pulley Kit Review w/ Dyno Charts OP

There is a Steel sleeve around the internal part of the pulley. Won't that prevent some of the fusing you guys are projecting as a potential fail point?

Not trolling, this is what I was told that makes NST sets better than most.