Castrol RS
#1
Have Castrol changed the formulation for this oil recently? Everywhere I have tried so far seems to sell RS 0W40, not the 10W60 stuff recommended on Scoobynet. Are there two different grades, or has the 10W60 been discontinued?
#2
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#5
i remember reading in some evo forum that the new rs 10w-60 is not as good as the old stuff (something about film strength or something). the ones to go for are the castrol tws 10w-60 which is the same as the old rs 10w-60, just a diff name. this tws 10w-60 is available from all bmw dealers (if you can't find it else where)as it is used in all M3/5/Z8 engines to solve the numerous blown engine problem.
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DazV
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25 June 2002 06:41 PM