Troy Engines, Ltd., manufactures a variety of engines for use in heavy equipment. The company has always produced all of the necessary parts for its engines, including all of the carburetors. An outside supplier has offered to sell one type of carburetor to Troy Engines, Ltd., for a cost of $35 per unit. To evaluate this offer, Troy Engines, Ltd., has gathered the following information relating to its own cost of producing the carburetor internally: Per 14,300 Units Unit Per Year Direct materials Direct labor Variable manufacturing overhead $ 9 $128,700 11 157,300 3 42,900 Fixed manufacturing overhead, traceable Fixed manufacturing overhead, allocated 9* 128,700 185,900 13 Total cost 643,500 $45 $ *40% supervisor salaries; 60% depreciation of special equipment (no resale value). Required: 1a. Assuming that the company has no alternative use for the facilities that are now being used to produce the carburetors, compute the total cost of making and buying the parts. (Round your Fixed manufacturing overhead per unit rate to 2 decimals.) Make Buy Total relevant cost (14,300 units) $ 45 $ 643,500