New gun break in question

  • hooknfinger
    Rochester, Minnesota
    Posts: 1290
    #210155

    Ive read probably 10 hours of the “proper” way to break in a new gun. This is my first attempt at putting a gun together to do some longer range shooting. My goal for this gun to be able to comfortably shoot 300 yard groups but would love to push it out more. This is going to be a hunting rifle, not a bench gun.

    What is everyones personal experience on what works?

    The gun is a remington 700 xcr .300 remington ultra mag

    norseman
    FAIRMONT MN
    Posts: 559
    #100696

    I really like the Weaver classic 4×16 with the fine crosshair with dot.It might be a little fine for woodland hunting but sounds like your looking for long range open field shooting.

    jeff_heeg
    Marshfield WI.
    Posts: 479
    #100699


    What is everyones personal experience on what works?

    Are you asking about breaking the gun in, or scope options.

    Congrats on a nice rifle

    Jeff

    hooknfinger
    Rochester, Minnesota
    Posts: 1290
    #100704

    about breaking the gun in is what im most interested. Long drive today from the cabin.

    qdm4life
    Albertville, MN
    Posts: 956
    #100709

    The gun is a remington 700 xcr .300 remington ultra mag


    paint me green you lucky dog!! i want one bad!! awsome looking gun and a sweet shooter, ammo costs not so sweet but once broken/sighted in it only takes one congrats and good luck!!

    jeff_heeg
    Marshfield WI.
    Posts: 479
    #76651

    Hopefully some of the crew will chime in with a few preferences as to how to break in your rifle. Methods for breaking in a gun and the cleaning of it can get to be a personal issue that is highly debated at times

    As you have stated there are hours of threads wrote on everybody’s idea on how a gun is correctly broken in and or even cleaned.

    Some of my ways may seem barbaric and make no sense but it works for me, when a person drops a large sum of money on something you do want it to stay around awhile and serve its purpose in all conditions with out being pampered.

    I can say that the direction taken for breaking in a gun and the maintenance after the fact is influence on how it was manufactured. If you feel that any of my threads posted on break-in and cleaning are of interest, you’re more then welcome to copy and repost here.

    Good luck with the new stick

    Jeff

    Randy Wieland
    Lebanon. WI
    Posts: 13675
    #100750

    I follow the proceedures listed on the Howa rifles, and I’ve been VERY pleased with all my long range hunting rifles!
    From the Howa website:
    Howa Break-In Procedures and Ballistics Charts

    BREAK-IN PROCEDURE FOR GUN BARRELS USING JACKETED BULLETS

    For the first ten shots we recommend using jacketed bullets with a nitro powder load (Most Factory Ammo). Clean the oil out of the barrel before each shot using a simple window cleaner (like Windex®) which will soak the oil out of the pores. After firing each cartridge, use a good copper cleaner (one with ammonia) to remove the copper fouling from the barrel. We do not recommend anything with an abrasive in it since you are trying to seal the barrel, not keep it agitated.

    After cleaning with bore cleaner, clean again with window cleaner after each shot. Use window cleaner because many bore cleaners use a petroleum base which you want to remove before firing the next shot. This will keep the carbon from building up in the barrel (oil left in the pores, when burned, turns to carbon).

    To keep the temperature cool in the barrel, wait at least 5 minutes between break-in shots. The barrel must remain cool during the break-in procedure. If the barrel is allowed to heat up during the break-in, it will destroy the steel’s ability to develop a home registration point, or memory. It will have a tendency to make the barrel “walk” when it heats up in the future. We have all seen barrels that, as they heat up, start to shoot high and then “walk” to the right. This was caused by improperly breaking in the barrel (generally by sitting at a bench rest and shooting 20 rounds in 5 minutes or so). If you take a little time in the beginning and do it right, you will be much more pleased with the barrel in the future.

    Look into the end of the barrel after firing a shot, and you will see a light copper-colored wash in the barrel. Remove this before firing the next shot. Somewhere during the procedure, around shot 6 or 7, it will be obvious that the copper color is no longer appearing in the barrel. Continue the window cleaner and bore cleaner applications through shot 10.

    Following the initial ten shots, you then may shoot 2 rounds, cleaning between each pair of shots, for the next 10 shots. This is simply insuring that the burnishing process has been completed. In theory, you are closing the pores of the barrel metal that have been opened and exposed through the cutting and hand lapping procedures.

    BREAK-IN PROCEDURE FOR BARRELS USING LEAD BULLETS

    The same shooting-cleaning process may be used when firing lead bullets and black powder with this exception: shoot 2 cartridges, then clean for the first 30 rounds. Naturally, you will use a cleaner appropriate for black powder. You can also use harder lead if available to accelerate the break in. This will accomplish the same as the jacketed bullets.

    It may take 80 to 100 rounds to break in with lead. That is why we recommend using jacketed bullets when possible. After this procedure, your barrel’s interior surface will be sealed and should shoot cleaner and develop less fouling for the rest of its shooting life.

    jeff_heeg
    Marshfield WI.
    Posts: 479
    #100755

    Good info Randy

    It’s always fun to see the same practices and principles with very similar products written from several good sources,

    I just finished a letter almost duplicated to yours as to my routine.

    Jeff

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