Modified Check out this insane supercharged Merc V12-powered BMW Z4 GT3 street car It popped up at SEMA 2023, and takes 'road-legal' to a whole new (terrifying) level. The first V12 to be featured in the BMW 850i was a 5.0-liter unit called the M70B50. It belongs to BMW's M70 engine family, a grouping of mills that traces its roots back to 1987.
A tactfully modified BMW GT3 Z4 powered by a supercharged V12 will be welcomed aboard the super yacht, "Far Niente," during the upcoming Palm Beach International Boat Show, giving the public another chance to witness the custom sports car's craftsmanship. Watch Hemmings videos without ads here. BMW may be preparing its next generation of EVs, but it hasn't given up on combustion engines yet.
It plans to build cars with V. A former GT3 race car, this BMW Z4 (E89) has been converted for street use and rocks a Mercedes V12 engine that has been supercharged. In this video, we take an in-depth look at the exterior, interior, and performance of the BMW GT3 V12 (2025).
Is this the most powerful GT3 car ever? Let us know in the comments! REVIEW: GT Spirit BMW M760i V12 Final Edition Posted in: May 15, 2025 by Vinod Enka 6 comments BMW was on a roll in the 2010s - dipping their feet into electrification, experimenting with carbon fibre frames and creating the novel i3 and i8 models. Sam Morris built this BMW Z4 GT3 at his company at Gooichi Motors in Loxahachee, Florida.
The project started with a Z4 GT3 race car imported from Europe. In the engine bay Sam installed his Stage 3 Mercedes M120 V12 motor. It features upgraded pistons and rods, ported heads, 5-stage dry sump, and custom 6.
A BMW Z4 GT3 race car has been transformed for the road over the course of eight months by Florida. The Mercedes V12, known for its raw power and distinctive exhaust note, transforms the Z4 GT3 into an entirely different beast. The supercharged Mercedes V12 propels the BMW Z4 GT3 into an elite category of road.