Fan relay and sniper install
I would leave the green wire off relay 1 & Relay 2 black relay switch wire connect to Holley Sniper see below
10 Pin Connector – Mating Harness PN 558-491, 8 wires are populated. This connector contains: Pin Color Labeled Name Function A Orange Input #1 (-) Optional - Connect to a ground triggered A/C relay B Yellow Input #2 (-) Optional - Connect to a programmable ground input C Light Blue Output #1 (-) Optional – Connect to Fan #1 relay ground trigger D Light Green Output #2 (-) Optional – Connect to Fan #2 relay ground trigger
Yellow connect to a ground triggered relay if you cannot find connect a spare relay coil across the positive & negative clutch wire on the compressor then connect 87 to ground & 30 to yellow sniper A/C trigger wire so when you turn on the Air relay will close & connect Yellow Sniper wire to ground