Precision Turbo and Engine BigStuff3 GEN3 PRO SEFI System Hardware & BigComm Software - Manual (Page 101)

BigStuff3 3 Stage Boost (Solenoid) Wiring
Ground
tex
t
tex
t
Relay
86
30
85
87
87
a
Wet Nit
rous /
Bo
ost S
oleno
id
Ground
A C D B
tex
t
tex
t
Relay
86
30
85
87
87
a
Wet Nit
rous /
Bo
ost S
oleno
id
Ground
tex
t
tex
t
Relay
86
30
85
87
87
a
Wet Nit
rous /
Bo
ost S
oleno
id
12V
Battery
Switched
12V
Boost Connector from Main
Wire Harness
Stage 1 Stage 2 Stage 3
Timer Enable Wire from Relay