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Old 08-11-2007, 07:06 PM
Stevenblanca Stevenblanca is offline
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Default Re: Engine Temperature

Thanks everyone.

Some remarks:

1) Water is a better conductor of heat than coolant, Coolant raises the boiling point and lowers the freezing point and do some additional stuff like rust protection etc... The 30% to 70 % ratio I have is a trade off. My boiling point is lower (not very significantly according to the coolant specs) but the mixture absorbs the heat better.
2) I live on an island in the caribbean, no hummer dealers, no warranty. Can pretty much do whatever I please with my truck. Everything that happens to the truck comes out of my own pocket. (not much has happenen yet at 28000 M)
3) As you pickup speed, the temperature drops and the needle goes to the middle. This is because the heat is being blown off the radiator by the air rushing towards the truck (or the truck rushing through the air)

Remark 3 makes me believe that the stock fan speed is weak. When the truck is not moving it can not create enough airflow to cool the radiator properly. Just wanted to know if someone installed an el. fan. that obviously can move much more air than the stock fan, especially at idle or in slow moving traffic.


Again thanks guys.
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Victory Red 2006 H3 Luxury, Automatic, OEM steps, Sunroof. MODS: Torsion bars 4X, Front Bilstein shocks, Front adjustable swaybar links, Rear Rancho shocks, rear 6.5 inch shackles, Rear Quick disconnects swaybar links, Black rims, Hidden hitch, Husky mud flaps, Trasko spin on filter, No intake resonator, Enlarged 3" snorkel opening, No muffler

Last edited by Stevenblanca : 08-11-2007 at 07:11 PM.
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