Originally Posted by Cauf61

As i am looking for a L8 or P8 ecu i find no L8's but a lot of P8 ecu's.
Most of them from Lancia, Fiat and even bikes.
Are they usable for a sierra ?

I mean; is the hardware the same for all P8's and have I only to change the software (chip) like from MSD.
Or are the sensors and hardware not compatible.

Grts
Patrick