Mercury Comet Select the Engine of the Vehicle: 1977   6 Cylinders, 3.3L liter   6 Cylinders, 4.1L liter   8 Cylinders, 5.0L liter 1976   6 Cylinders, 3.3L liter   6 Cylinders, 4.1L liter   8 Cylinders, 5.0L liter 1975   6 Cylinders, 3.3L liter   6 Cylinders, 4.1L liter   8 Cylinders, 5.0L liter < < BACK