Troy Engines, Limited, 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, Limited, for a cost of $$36$ per unit. To evaluate this offer, Troy Engines, Limited, has gathered the following information relating to its own cost of producing the carburetor internally:

Per Unit

$15,000$ Units

Per Year

Direct materials

$$12,$$$180,000$

Direct labor

$12,180,000$

Variable manufacturing overhead

$4,60,000$

Fixed manufacturing overhead, traceable

$6^{**}$

$90,000$

Fixed manufacturing overhead, allocated

$9,135,000$

Total cost

$$43,$$$645,000$

$*$One$-$third supervisory salaries; two$-$thirds depreciation of special equipment $($no resale value$).$

Assuming the company has no alternative use for the facilities that are now being used to produce the carburetors, what would be the financial advantage $($disadvantage$)$ of buying $15,000$ carburetors from the outside supplier?

$$60,000$

$$90,000$

None of the options given is correct

$$(60,000)$

$$(90,000)$