Originally Posted by hdmatt29

ok thanx for fast respons, u can use reg oil in these motors u dont need motor cycle oil?

also some people say u dont need to chang tranny fluied till 10,000 miles but some say every other oil change and some say everyoil change i orderd the service manul today so i am gonna be good i hope... also got bike used and did not come with owners manle

Originally Posted by cHarley

Get to your local NAPA auto parts store BEFORE Friday (7/1) and pick up some Mobil-1 15w-50 synthetic. It's on sale for $4.99 / qt. You'll need 3 quarts, but at that price I'd pick up some extras. I just bought 2 cases... LOL

Also pick up a quart of Mobil-1 75-90 Gear Oil for the primary/tranny. If NAPA doesn't have it, Autozone usually does, ~$9.00/qt.

In addition to the Service Manual, I recommend the Fix My Hog DVD (Sportster Edition), as it walks you through all the standard service procedures.