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Here is a look at the tricks inside GM’s big 2.7-liter four-cylinder

It's nothing new to see modern engines that are packing more and more technology in smaller and smaller packages. While that typically means smaller displacements, the new GM 2.7-liter inline-4 proves that is not always the case. The go-to four-cylinder engine for many OEMs is a two-liter turbocharged mill, but Cadillac and Chevrolet are now building an engine with almost 150% the capacity along with a unique turbocharger. Here's why.

 

Read the full article at Hagerty.com: https://www.hagerty.com/media/news/here-is-a-look-at-the-tricks-inside-gms-big-2-7-liter-four-cylind...

Replies (2)

Replies (2)

What is the trade off point between extra cylinders and balance shafts needed to cure four cylinder vibration?

Pit Crew

Is it just me or would this make a nice crate engine providing a fuel efficient alternative to the traditional SBC.

Passenger