Not sure about the puff on smoke tho on lift off

specs.
M70B50 engine
Getrag '850 only' 226 6spd gearbox
E30 M3 axles
Autronic SM4 engine management
Custom intake manifold with single throttle body
SST exhaust manifolds
Custom turbos
Double 3" exhaust
Custom IC
42mm Wastegates
Alu radiator, expansion tank
Twin fuel pumps
444cc injectors
6 cyl direct ignition (yes, the other half with single coil icon smile
Race fuel cell






http://www.rmotorsport.com/saku/e30v12_rmotorsport.wmv