Factory Five Racing is rolling out a new version of ... Derived from the heavy-duty truck powerplants, that monster has an iron block and will doubtlessly impact the car's 2250-pound baseline ...

Derived from the heavy-duty truck powerplants, that monster has an iron block and will doubtlessly impact the car's 2250-pound baseline weight, but it'll fit for those looking for the 427 Cobra brand ...

The Subaru WRX has always needed a dash more style, and the do-it-yourself carmakers at Factory Five are looking to accomplish a lot more than that with their new mid-engine, rear-wheel drive 818.