This is based on the draw from the fans if the fans are larger and draw more than 15 amps each it s recommended to install a second relay kit as shown below.
Wiring dual electric radiator fans.
86 gray white wire goes to the ignition switch.
Just an idea on how to wire up electric cooling fans for your vehicle cooling fans.
Dual electric cooling fans have several benefits over single fans dual fans can pull or push more cfm between the two fans versus a single fan and dual fan setups allow for more clearance for front of engine accessories.
30 other red wire needs constant 12 volt power from the battery.
For this set up we also used two of the speedway universal electric radiator cooling fan part number 910158 which comes in a 10 12 14 or 16 inch diameter.
Https amzn to 377klrp those fans fit perfect on 68 72 gm a body cars bu.
Installing an electric cooling fan or radiator fan can be intimidating.
Wiring dual cooling fans.
Today we will talk about how i wired my mk.
Some times any car wiring project is hard.
85 black wire.
The color coded diagram below will correspond with the wires on the relay kit to help simplify the wiring process.
87 red wire connects to the positive wire on the electric fan.