Also, I picked up the inlet air temperature sensor from WTMTronics for $15 including the connector and pigtails.
I got a deal on eBay for my fuel injectors - new in battered boxes 4 Accel 150117 for $115.
I got a cheap regulator and a few 6AN connectors for $45 from Amazon - Bettercloud Universal EFI regulator.
I bought 20ft of 6AN stainless braided fuel hose and 10 assorted 6AN connectors from Amazon for $60.
25 ft of vacuum hose from Amazon for $25, misc fittings were in my junk box.
From WTMTronics: Speeduino v04.x with 250 kpa MAP sensor installed and the board prebuilt was $150. I added Bluetooth for $8 and a Hammond case for $20.
Hall Effect crankshaft position sensor from DIYAutoTune for $38.
CB Performance crank trigger kit $170