now not all vendors sell clutches for all applications
but heres a list of major suppliers
many of which that can usually sell you something that will work in your application
http://www.fidanza.com
http://www.advancedclutch.com
http://www.exedyusa.com
http://www.centerforce.com
http://www.mcloedind.com
http://www2.advancedclutch.com/home.aspx
http://www.clutchmasters.com/
http://www.gripforce.com
http://www.f1racingtech.com
http://www.haysclutches.com
http://www.monsterclutch.com
http://www.turboclutch.com
http://www.ramclutches.com
http://www.specclutch.com
http://www.textralia.com
http://www.zoomperformance.com
http://www.racingclutches.com/
http://www.tiltonracing.com/content.php?page=listd
but heres a list of major suppliers
many of which that can usually sell you something that will work in your application
http://www.fidanza.com
http://www.advancedclutch.com
http://www.exedyusa.com
http://www.centerforce.com
http://www.mcloedind.com
http://www2.advancedclutch.com/home.aspx
http://www.clutchmasters.com/
http://www.gripforce.com
http://www.f1racingtech.com
http://www.haysclutches.com
http://www.monsterclutch.com
http://www.turboclutch.com
http://www.ramclutches.com
http://www.specclutch.com
http://www.textralia.com
http://www.zoomperformance.com
http://www.racingclutches.com/
http://www.tiltonracing.com/content.php?page=listd