Driven clutch help

[Greenninja]

This secondary is on a 97 zr 580. Looks like a cover. Looking for any info brand ect. Trying to make some adjustments to belt tension.

 

[madmax]

Idk who made it, but looks like it allows you to adjust spring tendon by loosening the 3 bolts and rotating. You

 

[Greenninja]

Thanks tried that without luck.

 

[summ8rmk]

Center bolt have shims behind it?

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[volcano buster]

Looks like an older Arctic Cat driven clutch. Did those use shims between the sheeves to set deflection? I don't remember any adjuster when I had one on my '99 700 RMK.