Waterway Engine Incorporated produces engines for the watercraft industry. An outside manufacturer has offered to supply several component parts used in the engine assemblies, which are currently being produced by Waterway. The supplier will charge Waterway $315 per engine for the set of parts. Waterway's current costs for those part sets are direct materials, $150; direct labor, $90; and manufacturing overhead applied at 100% of direct labor. Variable manufacturing overhead is considered to be 20% of the total, and fixed overhead will not change if the part sets are acquired from the outside supplier. Required: a. What would be the net cost advantage or disadvantage if Waterway decided to purchase the parts? b. Should Waterway Engine continue to make the part sets or accept the offer to purchase them for $315? a. b. Waterway Engine Incorporated should Waterway Engine Incorporated produces engines for the watercraft industry. An outside manu component parts used in the engine assemblies, which are currently being produced by Water $315 per engine for the set of parts. Waterway's current costs for those part sets are direct ma manufacturing overhead applied at 100% of direct labor. Variable manufacturing overhead is c fixed overhead will not change if the part sets are acquired from the outside supplier. Required: a. What would be the net cost advantage or disadvantage if Waterway decided to purchase t b. Should Waterway Engine continue to make the part sets or accept the offer to purchase th a. b. Net cost advantage Net cost disadvantage Waterway Engine Incorporated produces engines for the watercraft industry. An outside manufacturer has offered to supply several component parts used in the engine assemblies, which are currently being produced by Waterway. The supplier will charge Waterway $315 per engine for the set of parts. Waterway's current costs for those part sets are direct materials, $150; direct labor, $90; and manufacturing overhead applied at 100% of direct labor. Variable manufacturing overhead is considered to be 20% of the total, and fixed overhead will not change if the part sets are acquired from the outside supplier. Required: a. What would be the net cost advantage or disadvantage if Waterway decided to purchase the parts? b. Should Waterway Engine continue to make the part sets or accept the offer to purchase them for $315? a. b. Waterway Engine Incorporated should continue to make the part sets. accept the offer to purchase the part sets: for $315.