Quote Originally Posted by tnt525i
i believe he said he also changed the HT leads i assume he means the spark plug wires, so that would mean it's an M20 not M50
Yeah, that's odd too. If it's a 92 model year car, it should have an M50. The claimed 192 BHP suggests an M50. AFAIK, the M20 was phased out of the E34 during the 90 model year.

Maybe it's a 90 MY car first registered in 92. A picture of the engine would resolve this.