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Old 01-04-2013, 05:27 AM   #43 (permalink)
redneck
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Geo XL1 - '94 Geo Metro
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My CAT 322 Excavator has a insulated valve cover.

I believe they did it for sound deadening though. (clatterpillar)

The hood and engine compartment are also insulated.

If they thought heat would be a problem for the head components, they wouldn't have done it.

Your valve cover looks good.

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