Lincoln Service Parts 1 › Lincoln Electric 9SM12314-3 ALUMINUM HEAT SINK M12314-3 Lincoln Electric 9SM12314-3 ALUMINUM HEAT SINK M12314-3 Sale Price: $140.14 Original Price: $161.16 ALUMINUM HEAT SINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ALUMINUM HEAT SINK PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1