I use as Alex from Heritage recommends, Gasgacinch. Best product on market. Never had any leaks on crankcase or pushrod tubes as well as everywhere else. :!: :idea:
Robert
Gasgacinch???? only way back in the late 70's :roll: :lol:
More modern stuff is 'Motoseal' by Permatex/Loctite!!!!!!!!!!!!!!
way easy clean-up too,never hardens,stays pliable