Kit does not contain inserts order separate. (Washer Seat .430 length p/n 47181) (Washer Seat .780mm Length .780 p/n 47183) (Washer Seat 1.00 Length p/n 47185) Spark plug Instructions NOTE: YOU WILL HAVE TO USE A 1/2 inch drive 5/8 (12 POINT) socket for the install driver which is included.








