Next are two beasts owned by one guy... Lucky bastard
His E34 535i biturbo pushing 620 rwhp / 562 lb-ft rwtrq
And his M3 E30 biturbo with 610 RWHP 680-700 RWTRQ
He is a real bmw freak and owns quite a lot of them. Heres a couple of shots of his 3 most powerful ones (bleack one is 1992 Alpina B10 Biturbo #384 of 507 with "only" 325RWHP/388RWTRQ)
Ok lets move on and take a look at this supercharged E36 M3 sporting 710HP: