![]() ![]() For whatever reason, I have never had that problem with any subsonic loads in any of my several Whispers. I wanted to be able to hunt with the stuff and not being able to count on where that first shot would go was a deal breaker for me. Get that first one gone and they shot well (~1 moa) after that. 308 I have loaded subsonic ammo for has shot well after that first cold bore shot, but that first shot would be anywhere from 3 to 6 inches lower than the others. ![]() What's your recipe? What does your first shot from a cold bore do compared to the rest? I ask because every. Glad to hear that you are having good luck out of your. ![]() I've run 220 SMK's out of my Savage, and have 2 boxes of 240 SMK's waiting for load development. Now considering the OP asked specifically about 308 subsonics, I would stick with 16" barrels and most certainly go with a 1 in 8 twist. It is consistently sub-moa with everything from 155 Noslers to 220 SMK's. My current subsonic platform is a 16 inch Remmy Douglas-barreled. 308's for subsonic use and have always gone back to the Whisper. Do not believe the internet claims of consistent half-moa performance out of Subsonic. 308 is not going to be nearly as consistent/accurate as the smaller-cased Whisper/Blackout round. 308 performance unless you go with an 8 twist or faster so you can shoot the heavier pills. Originally Posted By: Qld4390Originally Posted By: ScoopIf you are considering a dedicated subsonic platform, spend your money on a Whisper or Blackout. Not only is it just as consistent as any 300 Whisper/Blackout rifle, it is still capable of shooting supersonic rounds just as accurately. Multiple groups per target sheet and back to back groups. I am able to consistently shoot it right around 1/2 MOA 5 shot groups. I just finished a Savage build with a 1/8 twist 16.25" barrel. 308 or 300 Whisper/Blackout, you'll still need a 1/8 twist to run heavy subsonics. Yeah, I'm gonna have to disagree with you on that. Originally Posted By: ScoopIf you are considering a dedicated subsonic platform, spend your money on a Whisper or Blackout. Re: how short for a 308 subsonic loads only ![]()
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