This 1973 Porsche 914 was acquired by the seller in 2021 and subsequently underwent a year-long refurbishment that consisted of repainting the exterior in blue, reupholstering the interior in blue plaid, and rebuilding the 2.0-liter flat-four, which is said to be equipped with flat-top European-spec pistons, 96mm Biral cast-iron cylinders, and…