440 Build Plan

DieWilde13 said

a SFT Cam with 250-256 @.050 and 644 lift. But with a 112° LSA, because i want to keep my PB!

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What SFT has .644 lift at only 250 duration? That sounds more like a roller. Even my mushroom cam (1.00" lifter) requires 272 to get .652 lift...