Product Condition Grades
Below is a general description of what the criteria is for our product condition grades. These are generalizations that are intended to give you an idea of the condition of the product at a quick glance. Because different parts degrade at different rates, there are variances in what the letters represent, please see the products description for details about the condition of any particular product.
A = Excellent / Above Average
B = Average / Some flaws / Good to Excellent Driver Quality
C = Obvious flaws / Poor to Average Driver Quality
D, E, F = Worse, Worser, Worsest
Temperature thermostat for use in very early 1967 cars with 390 engines. 2-1/2 inches in diameter, 195°degree opening like OEM Ford. This is a Stant brand of thermostat.
Note, this is a larger diameter thermostat than the common one used on a small block and most Ford engines. Only used with the intake and thermostat housing with large size diameter of 2-1/2 inches.