Unverified load 8661 in caliber .307 Winchester

LoadID 8661
Bullet Hornady FNSP
Bullet Weight 170 grs
Powder LeverEvolution
Powder Weight 42.5 grs
Primer CCI #250m
Brass Make Winchester
Barrel Length 20 (inches)
C.O.L 2.45 (inches)
Velocity 2440 fps
Group 100 yds (inches)
Submitted By jht_ms
Gun Info Marlin 336 (.307 Win conversion)
Comment 90* ambient.......ES__35.0 SD__18.3 (backed off a half grain from this rifle's max and consistancy improved as well as velocity)