Lincoln Service Parts 1 › Lincoln Electric 9SM22905 ENGINE SPEED CONTROLLER M22905 Lincoln Electric 9SM22905 ENGINE SPEED CONTROLLER M22905 Sale Price: $2,334.10 Original Price: $2,684.22 ENGINE SPEED CONTROLLER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! ENGINE SPEED CONTROLLER PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1