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Engine Oil Stop Leak Oil Additive W77441 325ml - Code W77441

Oil-soluble engine additive Engine Oil Stop Leak W77441 (325 ml). Stops and prevents engine oil leaks without dismantling, revitalizing rubber and neoprene seals on crankshafts, camshafts, and valve stems. Compatible with mineral, synthetic, and Low SAPs oils on gasoline, diesel, and hybrid vehicles.

Targeted Leak Control
Seal Conditioning
Oil Integrity

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Description

Key features

Targeted Leak ControlStops and prevents engine oil leaks quickly and without mechanical teardowns.

Seal ConditioningReconditions rubber and neoprene seals on crankshafts, camshafts, and valve stems.

Oil IntegrityDoes not affect oil quality, performance, or viscosity, and is safe for catalytic converters.

Universal CompatibilityWorks with all mineral, synthetic, single, and multigrade oils, including Low SAPs lubricants.

Specifications

Product Code & Size	W77441 · 325 ml
Engine Type	Gasoline, hybrid gasoline, diesel, and hybrid diesel engines (with or without turbochargers and stationary equipment).
Compatibility Notes	Compatible with Low SAPs lubricants.⚠ CAUTION: Not compatible with belt-in-oil (wet belt) systems.
Dosage & Instructions	Add the entire contents to the engine oil (treats up to 6 liters of engine oil).Frequency: At every oil change or more frequently if needed.Note: Allow up to 200 miles / 300 km for the stop-leak system to become fully effective. If no improvement occurs, a mechanical defect is likely present.