Porsche Macan is already using Volkswagen-sourced four-cylinder engines and more four-cylinder units will follow soon.
Porsche is working on their own in-house four-cylinder boxer engines that according to Car Magazine will come in three displacements ranging from 1.6-litres to 2.5-litres in the top unit. All engines will be turbocharged and feature direct injection with power ranging from 210bhp to 360bhp.
The entry level 1.6-litre engine is reported to produce 210bhp. The 2.0-litre unit 286bhp and 295 lb-ft of torque and the 2.5-litre four-cylinder 360bhp and 347 lb-ft of torque.
The four-cylinder engines are expected to debut first in the Boxster and Cayman before being added to 911.