lower radiator hose hot

Feb 4, 2019 at 12:19 PM #2 #2. radiator. Visually inspect each radiator hose. 1, 1991 & Newer; w/ 41" Wide Radiator; Excluding Chassis Cab. Price: Alternate: No parts for vehicles in selected markets. After the engine has warmed up (as warm as it is going to get), the upper radiator hose is hot, the heater core hoses are hot, the little bypass hose is hot, the lower radiator hose is cold/barely warm. Definitely need more info here, the top hose gets hot first ie hot water rises -even without the action of the pump. Compare These Parts Talk to the Experts. Discussion Starter • #1 • Apr 8, 2012. The fluctuating from around 205-210 made me think the t-stat was working (not knowing what size the PO installed) and I would have thought after a 2hr drive the lower hose might have been somewhat warm, but it was cold. Your upper radiator hose carries warm coolant to the radiator to be cooled, and your lower radiator hose connects to the water pump, which pumps coolant back into the engine. It is the lower hose that carries a combination of water and antifreeze coolant into the radiator engine which circulates and grabs onto heat. The engine coolant is held inside the radiator until the engine becomes hot enough to warrant engine coolant circulation. A soft hose or a hose with a soft spot should be replaced. cold lower radiator hose. ALL HOT ROD TALK AREA; Deuce Den; lower radiator hose; Welcome to Club Hot Rod! Any idea of what the Issue may be? Replaced timing belt, water pump, tensioner, etc as well as thermostat and upper/lower rad hoses. In a cold engine, engine coolant is stored inside the radiator. Ordered new fan clutch/fluid coupling since it is very loud and most likely locked up. At the risk of repeating a thread or sounding silly. Street Rod Radiator Hoses in-stock with same-day shipping. When the cooling system is working correctly, how much of a temperature difference should there be between the upper (from engine to radiator) hose vs the lower (from radiator to engine) hose? Half of it pulling 6-7k on my trailer. Are these the signs of worn out water pump? The first thing you want to do before installing the lower radiator hose is to find the lower radiator hose on your vehicle. When the time comes to replace the hoses within your vehicle's cooling system, AutoZone is your one-stop shop to find every hose component that'll get your ride running smoothly again. Remove your radiator cap (WHEN ENGINE IS COLD), run the motor and let it warm up a minute or two, have someone rev the engine a little while looking into the radiator. Radiator hoses are a vital part of the cooling system that carry hot coolant from the engine through the radiator and circulate it back — cooler — to the engine again. Unless you have other problems, like heater not working, or truck running hot, I think what your describing is a cooling system that is working correctly. I have done everything I can think of . Another way to prevent getting this page in the future is to use Privacy Pass. Get the job done with the right part, at the right price. Upper hose gets hot after squeezing it and heat feels ok for a little while. So now since I've done this both the upper and lower hoses are hot and hard as if they are about to burst. I pulled the thermostat and checked its opening by placing it in boiling water and it opened and seemed fine. On traditional "bottom-up" automotive engine coolant systems, the lower hose runs to the water pump's suction side. Check the clamps that connect the hose to the radiator and the engine. Learn how to diagnose a bad radiator hose visually, and by feel. I purchased a Gates 25526 vulcro-flex II hose 1.5" x 1-3/4" hose, it will not go over the water pump intake. Shop Street Rod Radiator Hoses and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists.

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