This 1968 Triumph TR250 is said to have undergone a refurbishment between 2009 and 2012 that included the installation of a Ratco frame, a replacement 2.5L inline-six, triple SU carburetors, a Toyota W58 five-speed manual transmission, and a Nissan R200 limited-slip differential. Finished in dark green over tan leather upholstery, the car was sold…