Running a modified cam pulley as a crank angle sensor machined to give a 36-1 setup at cam speed allowing for sequential spark and injection. All of the original sensors are picked up with a patch loom and extra wires run for the rest of the gear. Holden alloytec COP's are used for ignition along with standard injectors. Idle air controlled with GM stepper motor setup.
Also being a non interference engine if the belt skips the worst thing that's going to happen will be power loss or the engine stopping.