What gear oil is thinner Amsoil SAE 190 or 75w 90?
Trying to get the thinnest synthetic gear oil for my 4x4.
whats thinner amsoil SAE 190 AMSOIL - Severe GearĀ® Synthetic Off-Road and Drag Racing Gear Lubricant SAE 190 (SRN)
or amsoil Severe Gear 75W-90 AMSOIL - SEVERE GEARĀ® Synthetic Extreme Pressure (EP) Lubricant 75W-140 (SVO)
or should i use something else thats even thinner??
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