Yes it's reparable, I rebuilt a 07 M8 primary clutch this summer, i put 2003 F7 spider, OR you can put 2000 Powder 700 roller, pin, bearing, button. I dont know because Cat dont sell this part individually on sled part illustration for newer 01+ but you can reuse old stuff from old sled hahaha...
Arctic cat say 1.655 BUT
I have a 09 M8 i too, aligned with 1.655, i try to get alignemement at 1.507 but i needed machined the rear of clutch.
But i try it at 1.585 ((remove 2 x 0.060 shim = 0.120 and when you align you need to put 0.010 at 0.060 clearance between fixed sheave and bar (my...