also this:

analog holley 900cfm 4V fuel injection setup.
bolt right on in place of a carb; lower installed height then a carb for increased hood clearance, extremely!!! low miles, absolutely perfect working and physical condition.
comes with optional closed loop kit with heated o2 sensor (sensor in excellent condition)
knob style ecm, no laptop needed.
all manuals and other aftermarket literature included.
fuel pump included, harness, etc.
coolant temp sensor included.
this is an alpha-n system; appropriate for large-cammed engines and/or single plane intakes; vacuum signal doesn't matter.
system requires running a return line; i used the oem return line with no problem whatsoever.
TB has built-in (adjustable) fuel psi regulator.