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Old 11-18-2008, 06:34 PM   #1 (permalink)
cfg83
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Join Date: Dec 2007
Location: Southern California
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1999 Saturn SW2 - '99 Saturn SW2 Wagon
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Oil Heater Blanket?

Hello -

This thread on engine heaters :

http://ecomodder.com/forum/showthrea...deas-6040.html

Made me want to ask about this :

Pegasus - Heater Blanket, 2.5 x 20" - 200 watts, 120 volts

Quote:
Getting proper oil flow while warming up a cold engine can be difficult. The viscosity of cold oil can be high enough to cause the oil pump to cavitate which results in greatly reduced oil flow to the bearings and camshaft. Because of the high viscosity, your pressure gauge may show high pressure, but that does not necessarily mean that the engine is getting an adequate volume of oil. This is especially critical on racing engines because of the large bearing clearances that are often used. Pre-heating the oil in the oil tank of a dry sump engine is a great way to prevent this problem.
Our Small Heater Blanket is rated at 200 watts / 120 volts AC. This size is recommended for our medium oil tank or other tanks of similar size. Comes completely assembled with cord and plug.
Note: These heater blankets cannot be shortened by cutting. Plugging them in for more than 30 seconds when they are not in contact with a heat sink (such as an oil tank) will overheat them and severely reduce their life.
Pros :

1 - $52 is an ok price for a heater (right?!?!?)
2 - Appears to be flexible for installation, you just need to have a 20" flat part of the oil pan to attach it to.

Cons :

1 - Fragile. Easy to damage from overheating if it "disconnects/falls off" the oil pan.
2 - Easy to literally get burned from using it. At least that's my impression.


CarloSW2

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