Although the original water-cooled 3.4-liter flat-six still ran well, Sipson decided to ditch it in favor of the K24. In stock ... custom-built the car's intake manifold. Extra fuel supply comes ...

There's a twin-scroll turbocharger hanging off the exhaust, and Sipson custom-built the car's intake manifold ... with the K24 screaming away in The Drive's latest episode of "Carisma" on YouTube.

It’s starting to feel like K24 might always be the answer for ... BMW 335i intercoolers, home-built intake manifold, upgraded fuel pumps and all kinds of other goodies. A Kennedy Engineering ...