Originally Posted by curtis73
I've heard of guys hogging out the bolt holes on an old intake so they could bolt it on, but I can't imagine that being ideal or long-term
The intake ports on the Vortecs are a lot taller, most old style intakes won't even cover the port without adding some material to the manifold. Used Edelbrock and GMPP Vortec intakes are starting to show up more frequently on eBay. Weiand has just released a Vortec intake too.