You had moments when you wanted to had stronger engine now you can have it.
The car and cars engine now have 2 times biger demage durabilities, but with wepon you
will need the same shots to blow it up.And i made litle biger car deformation, Mod is
working on bikes too.(durability)

VIDEO
http://a4uks.ufiler.com/MANI_GTA_IV_MODI/file-car_engine_strength_mod.wmv.htm