Customer has a drift car, BMW with installed Dodge Viper 8.3liter V10 engine.
Engine is odd-fire V-10 (90-54 degrees), firing order is 1-10-9-4-3-6-5-8-7-2
Primary trigger is HALL and trigger type is apparently coil-type (flywheel has 5 pairs of teeth, see photo).
Secondary trigger is HALL, pattern is unknown at the moment.
Ignition system is wasted spark, 5 outputs is needed