The MK Indy is a Lotus 7 replica based on the Locost

Locost

A Locost is a home-built clone of the Lotus Seven. The car features a space frame chassis usually welded together from mild steel square tubing. Front suspension is usually double wishbone with coil overs. The rear is traditionally live axle, but has many variants including independent rear...

 principle, built by MK Sportscars

MK Sportscars

MK Sportscars, situated in Langold, Nottinghamshire, offers the Lotus Seven style kit car MK Indy, recently manufacturing Le-Mans style cars, GT-1 and GT-R. The kits offer the option of various engines, from cars and motorbikes.- External links :...

 in Maltby

Maltby, South Yorkshire

Maltby is a town and civil parish of 17,247 inhabitants in the Metropolitan Borough of Rotherham, South Yorkshire, England, situated in a rural area about 7 miles east of Rotherham and 12 miles north-east of Sheffield...

, Rotherham

Rotherham

Rotherham is a town in South Yorkshire, England. It lies on the River Don, at its confluence with the River Rother, between Sheffield and Doncaster. Rotherham, at from Sheffield City Centre, is surrounded by several smaller settlements, which together form the wider Metropolitan Borough of...

. The Indy has an independent rear suspension

Suspension (vehicle)

Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. Suspension systems serve a dual purpose — contributing to the car's roadholding/handling and braking for good active safety and driving pleasure, and keeping vehicle occupants...

 using the differential

Differential (mechanics)

A differential is a device, usually, but not necessarily, employing gears, capable of transmitting torque and rotation through three shafts, almost always used in one of two ways: in one way, it receives one input and provides two outputs—this is found in most automobiles—and in the other way, it...

 and drive shafts from a Ford Sierra

Ford Sierra

The Ford Sierra is a large family car that was built by Ford Europe from 1982 until 1993. It was designed by Uwe Bahnsen, Robert Lutz and Patrick le Quément. The code used during development was "Project Toni"....

. It uses many other components from the Sierra, including front hubs and steering rack. Further, it can be fitted with any of a variety of engine

Engine

An engine or motor is a machine designed to convert energy into useful mechanical motion. Heat engines, including internal combustion engines and external combustion engines burn a fuel to create heat which is then used to create motion...

s, the most popular choices being the Ford Pinto engine

Ford Pinto engine

The Ford Pinto engine was the unofficial but generic nickname for a 4-cylinder internal combustion engine built by Ford Europe. In Ford sales literature it was referred to as the EAO or OHC engine and because it was designed to the metric system, it was sometimes called the "Metric engine". The...

 from the Sierra for its ease and cheapness or a large motorcycle

Motorcycle

A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...

 engine for its light weight and high rpm.

According to figures given to the magazine Total Kit Car 200 Indys are built a year.http://www.locostsweden.se/index.php?option=com_content&task=view&id=32&Itemid=2