Quote: I guess that Comp is no longer reputable,in your words.
Nothing wrong with Comp ... -8 is cast, -9 is billet ... no surprises !!
It's not suprising that your wrong,again. Order a PN 20-813-9 sounds like a billet core! That -9 means it is,that's what you are telling us. Wrong.It's a cast core. Again. Wow! What a suprise.