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Re: Ford LV brake fluid use in older vehicles
Posted to Technical Discussion Forum on 5/2/2026 1 Reply

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The "DOT 3" or "DOT 4" on the Master cylinder cap is NOT a definitive specification, it is an outdated 1968 FMVSS requirement. The FMVSS 571.116 standard still MANDATES that cars requiring Class 6 & ... Login to read more.

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