1991 Mitsubishi Galant VR4


16VT’s involvement: Wired in plug and play Megasquirt to control fuel and ignition. Calibrated to suit.

Chassis: stock;

Forced induction: Precision GT3582RLE with internal WG and DSM flange, 780x330x76 mm core FMIC;

Engine: 2.3L stroker kit, 4G63 engine code, ARP head studs, Manley connecting rods with ARP rod bolts, JE forged 8.5CR 86mm pistons;

Injection: Port injection, 1000cc/min lowZ PTE injectors at stock FPR, DSM coolant and GM intake temp sensors, DSM wastespark coilpack with external ignitor;

Description: The objective of this install was to use the original wiring loom with the Megasquirt. To do this, an old DSM ECU was cannibalised and turned into an adapter. All the original sensors and actuators were used, with the exception of a the stepper motor idle control valve.

Mods to the PCB included:

Pin configuration with the v3 PCB Megasquirt:

Optional connections included:

Unused ECU connections included:

Crank signal was decoded using MSnS-E HR 10d code. Trigger angle 73. Trigger position A was 1, Trig pos B 2.