WOW GUYS! This thread is a total
FAIL! I'm suprised you guys would sticky the first bit of nonsense someone posted.
Tamiya oil is measured in CST (centistrokes), a WORLDWIDE STANDARD In no way is a 900cst damper oil anything like a 90wt. In fact, "Weight" is not a universal standard, so you cannot compare one brand of oil's "weight" to another without actually measuring it. Every companies 30wt oil will be quite a bit different. Yes, this goes for motor oil as well...
Here's a little article for you:
http://www.rcrcr.com/index.php?optio...eral&Itemid=46