Max Cams 80% only go to 28". You would have to go to a Mini Max Cam to get 27" @ 65%. That cam on the Con, Con2 and Con 3/4 would be MM-FFR or MM-FFL. Mini max cam normally reduce the peak draw weight by 4-5#.
If you go to Mathewsinc.com click on manuals then to cam charts, you can review the available cams.
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