Restore Worn Valve Seals With New Bar's Leaks Valve Seal Oil Consumption Repair

Seals timing cover, cam seal, rear main and other hard to stop oil leaks Add to engine oil Specifically designed to seal rear main leaks, but also

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Restore Worn Valve Seals With New Bar's Leaks Valve Seal Oil Consumption Repair

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Oil all over fuel injector??? It's cylinder 3 which is the one that's misfiring? I'm replacing the valve covers, will this fix it? : r/350z

Is this stuff safe to use? : r/MechanicAdvice