School me on the 4 speed, please.

Is this what I would need? found it on e-bay and I am going to watch the auction. Or would I be better off saving the cash and buying something that was referenced above? I could just go for the linkage if thats the case.

4 speed auction
http://cgi.ebay.com/ebaymotors/ws/e...STRK:MEWA:IT&viewitem=&item=280230707740&rd=1

linkage auction

http://cgi.ebay.com/ebaymotors/ws/e...STRK:MEWA:IT&viewitem=&item=280230709270&rd=1

Thanks.