Kao Engines Inc. produces three productspistons, valves, and camsfor the heavy equipment industry. Kao Engines production process uses a single plantwide factory overhead rate based upon direct labor hours to allocate overhead to the three products. The three products for 20Y2 are as follows: Product Budgeted Volume (Units) Direct Labor Hours Per Unit Price Per Unit Selling Price Per Unit Pistons 7,500 0.40 $12 $40 Valves 16,000 0.50 6 75 Cams 4,000 0.20 20 60 The estimated direct labor rate is $25 per