BTR N/A LS3 STAGE I CAMSHAFT

BTR Stg I cam for LS3 221/228 .609"/.571" 112+2

Lift approaching .650" or more while using stock 15 degree rocker arms with too much open spring pressure can damage valve tips long term.  We recommend maximum lift of .630" and maximum open pressure of 400 lbs when using stock rocker arms.