Lincoln Service Parts 2 › Lincoln Electric 9SS31228-68 PISTON HOUSE ASBLY S31228-68 Lincoln Electric 9SS31228-68 PISTON HOUSE ASBLY S31228-68 Sale Price: $517.02 Original Price: $594.57 PISTON HOUSE ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! PISTON HOUSE ASBLY PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1