I have a Monster clutch. Can't tell you how it is as still in the build stage, but lots of good reviews from the guys at LS1Tech.com. Here's their site:
http://monsterclutches.com/
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Mike
Pro Touring 68 Acadian(Nova)
Speedtech subframe with high clearance control arms
Prodigy Bar rear suspension
Ridetech single adjustable coilovers
Wilwood 12.2" brakes
New Gen Splitters
LS3 and TKO600
Link to my build:
https://lateral-g.net/forums/showthread.php4?t=14349