The spark plug tube seals should be inserted and pushed in until they bottom out with the metal lip of the valve cover. Follow this instruction unless your kit has other directions.
Thank you so much for you quick response. I’m right in the middle of the job now. Everything has gone well so far but I think I may have made a mistake here.The spark plug tube seals should be inserted and pushed in until they bottom out with the metal lip of the valve cover. Follow this instruction unless your kit has other directions.