Quote:
Originally Posted by dorkidori_s13
depending on where you live, 10w-40 in fall/winter/spring and 20w-50 in summer (if you live in a normal climate 10w-40 is good all around)
the SR/CA/KA/RB were all developed BEFORE the onset of 10w-30/5w-30/0w-20 oil viscosity, 10w-30 or below in an SR is a no-no, especially higher mileage SRs... the KA also requires thicker oil as tolerances in that motor ARE NOT what they are now.
viscosity all depends on the age of the motor and especially the temperatures outside. 10w-40 is all around great for motors like ours that are aged and were developed in the 80s/90s.
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I live in so cal. what brand would you suggest?