Well you said MCX-462...That is for an AMD Socket 462.
For a P4 I would use the Swiftech. But I would do it this way...
The Swiftech MCX-478BU (heatsink only), a 92mm grill, 4 sheet metal screws, 4 fan screws and a Panaflo 92mm fan.
Items...
1. <A HREF="http://www.swiftnets.com/mcx462.htm" target="_new">Swiftech MCX-478BU</A>
2. <A HREF="http://www.panasonic.com/industrial/appliance/pdf/fba09a.pdf" target="_new">Panasonic(Panaflo) FBA09A12U</A> It is a 92mm fan with the following stats. (35dBA, 56.8CFM, 110 grams, and is 12V) You will have to find it somewhere on the net <A HREF="http://www.electritek.com/store/fanspana.html" target="_new">or here</A>.
You could stay at the same store on the net and get the Sunon KD1209PTB1-6A which is also a 92mm fan. It's <A HREF="http://www.sunon.com.tw/index_en.htm" target="_new">stats are 37dBA, 51CFM, 108 grams, and is 12V</A>. (<A HREF="http://www.electritek.com/cgi-bin/ss/sb/order.cgi?storeid=electritek&dbname=products&itemnum=1694&function=show&prevlocation=http://www.electritek.com/store/fanspana.html&testcookie=on" target="_new">Order page here</A>)
3. As for the sheet metal screws...Hardware store.
4. As for fan screws...they should come with the fan or find them <A HREF="http://www.inflowdirect.com/noname.html" target="_new">here</A> or elsewhere on the net or at a local store.
5. For the 92mm Grill buy it <A HREF="http://www.inflowdirect.com/92mmfanguard.html" target="_new">here</A> or the same as above.
For a step by step guide to retrofit a 92mm fan to a 80mm base <A HREF="http://www.2cooltek.com/retro.html" target="_new">look here</A>.
<b>"Sometimes you can't hear me because I'm talking in parenthesis" - Steven Wright</b> :lol: