into the internal flange of the insert that will match the taper
of the spark plug.
Sealer p/n 6626020 must be used on the external threads of all
tapered seat inserts.
Tapered Seat spark plug inserts have a special taper cut
into the internal flange of the insert that will match the taper
of the spark plug.
Sealer p/n 6626020 must be used on the external threads of all
tapered seat inserts.