Lincoln Service Parts 1 › Lincoln Electric 9SM25489 ENGINE BLOCK HEATER M25489 Lincoln Electric 9SM25489 ENGINE BLOCK HEATER M25489 Sale Price: $357.65 Original Price: $411.30 ENGINE BLOCK HEATER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ENGINE BLOCK HEATER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1