05/30/2021 In part I, the Savage Impulse was checked out with Winchester Superformance 180 grain ammo, rated at 3,130 fps and clocked 3,162 fps and Remington Express Core-Lokt 150 grain ammo, rated at 3,120 fps that clocked 3,261 fps.  The largest group shot was 0.8″, the smallest was 0.3″. Excellent…...