Lincoln Service Parts 1 › Lincoln Electric 9SG4481-9 ENGINE MODIFICATION PACK, S700033 G4481-9 Lincoln Electric 9SG4481-9 ENGINE MODIFICATION PACK, S700033 G4481-9 Sale Price: $376.73 Original Price: $433.24 ENGINE MODIFICATION PACK, S700033 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ENGINE MODIFICATION PACK, S700033 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1