There is a Shell servo on sunnyholt road if people are after the better stuff.
The cruise goes past it.
http://maps.google.com.au/maps?saddr=Forge+Street,+Blacktown,+New+South+Wales&daddr=Sunnyholt+Rd&hl=en&sll=-33.729497,150.922387&sspn=0.012385,0.01929&geocode=Ff35_P0dyrX-CCnTnBjY4JgSazFJRnQmoIExgg%3BFRpU_f0diOP-CA&vpsrc=0&mra=dme&mrsp=1&sz=16&t=h&z=16