We finally got our test car back together. The holley HP efi system was apiece of cake to get running. We decided to go distributor less ignition, and ran coil on plug like an LS motor on our conventional SBC. We also developed a new upper intake plenum in carbon fiber, it sits atop a Stealth Ram intake. here is a link
http://customworksproducts.com/our-test-car.html