Brace the bow and measure the distance from the belly of the limb to the string at the point just past the fades.3 under tilleris even to 1/8" positive on thetop limb. Split tiller typically shows 3/16" to 1/4"positiveon the top limb. Shooting a bow3 under that's tillered for split won't hurt a thing. As BC mentioned, the nock point will usuallyendup a bit higher.