Lucas Engine Oil Stop Leak is a unique formulation of additives and base stocks engineered to stop leaks in engines. Its effectiveness extends to manual transmissions, gear boxes and valve stem seals. Lucas Stop Leak:
Unique formulation of Lucas additives and base stocks designed to stop leaks in engines
Excellent additive for worn engines, reducing engine noise and oil consumption while raising oil pressure
Effective at stopping leaks in automatic transmissions, hydro stat transmissions or hydraulic systems
Contains no harmful solvents
Can extend engine oil life by 50 percent or more
100 percent petroleum
Instructions: Use 20% of system capacity (example: 1 quart Lucas Engine Oil Stop Leak to 4 quarts of motor oil).
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