Powertec RPA

The design is loosely based on the 1.3 litres (79.3 cu in) inline-four engine produced by Suzuki for their Hayabusa motorcycle.

Lubrication is provided by a dry sump system.

The engine is mated to a purpose-built transaxle designed by Quaife.

First is the base 2.7 litres (164.8 cu in) model which retains the original bore and stroke of the K8 Hayabusa design and produces 430 horsepower (321 kW; 436 PS).

Second is the bored and stroked 3.2 litres (195.3 cu in) model which produces up to 500 horsepower (373 kW; 507 PS).