found this on ebay while trying to find v8 ones, any one used these before?

http://cgi.ebay.com.au/EF-EL-Falcon-Ghi ... dZViewItem

yeah, they definately are thicker and that.
It's Gates brand, so the same brand that makes the standard ones that Repco or whatever would sell you.
And the nice big clamps they come with are good too...