TVR is a British manufacturer of sports cars. The company manufactures lightweight sports cars with powerful engines and was, at one time, the third-largest specialised sports car manufacturer in the world, offering a diverse range of coupés and convertibles.

The Triumph Six Cylinder or Triumph I6 engine is a cast-iron overhead valve straight-six engine produced by Standard Triumph. It is an evolution of the Standard Motor Company's inline-4 Standard Eight, with the addition of two cylinders and a larger displacement.