M50b25 twin vanos
Moderator: martauto
Hi my question is: I have a b50b25 single vanos moter is my 325is e30. is it posible to swap a head from a m52 or s52 or s50 to maka more power, want to put on m3 ITB's. Will a head work that fits m50b25 block and can take duel vanos and ITB's. want to build a 2.5l moter that revs like an M3. planing on roughly 250 - 260 hp from a 2.5 N/A head