Garage Calde’ SAS is a company in Italy specializes in Honda-powered Lotus cars. In the back of this Lotus Elise S2 the company swapped a supercharged Honda K20A2 inline-four capable of 434 hp (323 kW). The motor features forged internals, lontube exhaust header, upgraded injectors, and a Rotrex C38 supercharger with a 110 mm pulley. It runs on an Emtron KV8 ECU via a custom engine and chassis wiring harness with MIL-spec connectors. The Honda power plant is paired to a Quaife QKE8J five-speed sequential transmission from Momentum Motorsport with a Geartronics paddle shift system.
Source: Momentum Motorsport FB page