Lucas Engine Oil Stop Leak

Item number: 40278

Lucas Engine Oil Stop Leak is an all new formulation of Lucas additives and very specific base stocks designed to stop seal leaks in engines!


  • Compatible with petroleum, semi-synthetic and full synthetic motor oils.
  • Renews worn seals with no risk of damage or eventual corrosion.
  • Reduces engine noise and oil consumption, while raising oil pressure.
  • Contains no harmful solvents.
  • Available in 1Qrt & 1Gallon can.