I wonder what the coolant looks like? Has he ever had it power flushed? And, I don't like valve cover leaks - that could be minor, or, major, couldn't it?
You don't say anything about the fuel filter - maybe?
Still, $750 - offer $500.
- Jack
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2024 F150 Platinum SCrew 3.5L PowerBoost FX4, Peragon Tonneau Cover, LineX Bed, 35% Window Tint on All Sides and Rear, Full Nose Paint Protection Film, Husky Mud Guards, Lasfit Floor Liners, VIOFO Dash Cam