Lincoln Service Parts 1 › Lincoln Electric 9SL11077 LEFT HEAT SINK TUNNEL L11077 Lincoln Electric 9SL11077 LEFT HEAT SINK TUNNEL L11077 Sale Price: $146.28 Original Price: $168.22 LEFT HEAT SINK TUNNEL PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! LEFT HEAT SINK TUNNEL PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1