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eaton rear end

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Old 02-26-2008, 05:56 PM
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mustang stooge
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Default eaton rear end
i just installed a new rear end with a eaton 31-spline and axles. i was woundering what brand of fluid and weight should i be using in it? and do i allso need friction modifier?synthetic or non sythentic?
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Old 02-26-2008, 07:39 PM
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nitrous_bob
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Default RE: eaton rear end
break it in w/ conventional 90w

then go to royal purple or amsoil synthetic after maybe 2k-5k miles on it
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