NJFBOA - Home of New Jersey's Camaros and Firebirds - View Single Post - Slotted vs. cross drilled vs. slotted n cross drilled

The Fixer · 07-23-2007, 09:13 PM

Slotted FTW. You heard correctly, crossdrilled rotors can crack with repeated stress. The drilled ones are just that; drilled after they're cast, so it does weaken the metal from what I've read. Unless they are Porsche rotors, which are actually cast with the holes in them.

07-23-2007, 09:13 PM	#3
The Fixer Join Date: Aug 2004 Location: North Jersey Posts: 3,047 iTrader: (5)	Slotted FTW. You heard correctly, crossdrilled rotors can crack with repeated stress. The drilled ones are just that; drilled after they're cast, so it does weaken the metal from what I've read. Unless they are Porsche rotors, which are actually cast with the holes in them. __________________ Seeya, Steve R. in North Jersey '16 Go-Mango Dodge Charger R/T. It's so good to be back in a V8-powered, RWD car! Former Toy - '88 Monte SS - had lots of mods...