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Re: 86 F250 overheats with vacuum in radiator
Posted to Technical Discussion Forum on 2/3/2025 12 Replies

Before I replied here, I asked myself what I have seen that causes a vacuum as described, which is the lower radiator hose with no internal spring collapsing at increased rpms when the radiator hose is/was originally designed to have an internal spring, or too... Login to read more.

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