No Longer for sale on the FHS website
Seal leaks in any fluid system: transmissions, power steering, main bearing, hydraulic systems, and jacks.
Softens and revitalizes hard, shrunken, worn seals to original condition and prolongs the life of all seals. Detergent eliminates the slipping of automatic transmissions caused by varnish build-up in the engine.
Make sure engine or equipment is off. Add Pro Seal to fluid reservoir, crankcase, or oil sump. Star engine drive car or equipment normally.
Do Not use in Brake system.
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