Request for Porsche 911 3.2 flywheel simulation

The wheel setup looks quite complex, can you help on defining a double crankshaft flywheel as it is on the Porsche 911 3.2 :

output 1 : 'speed sensor' flywheel = 129 theeth per 360 degrees , no missing theeth output 2 : 'ref sensor' = 1 thooth at TDC on the same flywheel but different sensor

Thanks for any assistance Frank