Turbocharged Six Cylinder Ford Mustang - Inline Is Real Fine
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One engine-building mistake we see from time to time occurs during oil-ring expander installation. The expander controls oil-ring tension. Think of the bottom oil-ring set as wipers that carry oil down the cylinder wall. Despite what you've been told, the center ring is not a compression ring; it's an oil-control ring. The top ring is the only true compression ring. View Related Article
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