This 3.9-liter naturally aspirated V12 engine in the GMA T.50 revs to a staggering 12,100 rpm, which makes it the highest-revving engine ever used on a production car. The engine runs an extremely ...

plus a completely new induction system and exhaust amongst other things like engine mounts. A series 1 and series 2 GMA V12 is not interchangeable in either car. “On the (McLaren) F1 and T.