where the deal?
Flow matched Siemens Deka 63lb/hr USCAR Injectors $399 - best I could find.
Siemens Deka 63lb/hr USCAR Injectors (Set of 8) (Flow Matched) [LU107FM-8] - $399.00 : Performance Parts - Ford Mustang - Cobra - Dodge Viper - Chevy Corvette - C6 - LS1
The Siemens 60's are Always listed for sale in the classifieds here, I'd do a search!
They seem to be the popular choice in 60's with Ford Racing in the 42's!