Originally posted by DavidT
The only problem I see with a twin turbo setup, is that you'd have to keep the rpms up real high for you to make any power at all. Because it'd be hard for a 4-cylinder motor to be pushing all that exhaust to turn two turbos for good psi.
Actually, you could make a parallel setup, by taking two similarly sized T3's and running each one off of 2 cylinders, then the only real problem is space.
Without busting out a calculator, I'd guesstimate that EACH T3 on the H22 would probably yield the same power as a T3 on a D15 or D16.