I say new tranny after dropping and inspecting it, you can try a new clutch first and see how that works out. just make sure you install it correctly.Theres a few write ups how to drop the trans through here, just search the forums for it.Im actually still using and following it to this day, makes it really simple and easy to follow just in case you miss a step along the way.http://myworld.ebay.com/ebaymotors/eatonclutchsupply/You can get a new clutch from there, cheapest in the US that i have been able to find, unless you know someone or course lolThere main website is, eatonclutchsupply.com