The engine is a stock M20B23 from 1979 with some upgraded parts from a 1985 L-Jetronic M20 engine.

VEMS Genboard specification

1-wire interface: No $FlgChr1$FlgChr< ignition driver: 8 $FlgChr2$FlgChr< Knock and EGT: Knock and 2 EGT $FlgChr3$FlgChr< LCD and PS2: Yes

* MAP connection: 400 kPa on-board (5/3 mm pneumatic)

** do you really prefer 5/3 mm ? 6/4mm is more common

mounting-style: no screws $FlgChr4$FlgChr< PowerFlyback: No $FlgChr5$FlgChr< primary_trigger: VR (60-2) $FlgChr6$FlgChr< secondary_trigger: Hall

Engine specification

* In-line 6 cyl engine, 2.3 litres

* High-Z fuel injectors 200 cc/min

* Stock inductive ignition system with single coil and distributor

* Primary trigger is VR/inductive and uses the Motronic 60-2 dampener from more recent Motronic controlled M20 engine with sensor and sensor mount. Possible future upgrade with Hall type cam sync on secondary trigger.