Replacing the barrel on your Savage MKII rifle can significantly impact accuracy and performance. Whether you're upgrading to a heavier barrel for improved stability, switching calibers, or simply replacing a damaged barrel, this comprehensive guide will walk you through the process. We'll cover everything from the tools you'll need to troubleshooting potential issues. This guide is intended for experienced gunsmiths or those comfortable working with firearms; if you are uncomfortable with any aspect of this process, please consult a qualified gunsmith. Safety is paramount.
Tools and Materials You'll Need
Before you begin, gather the necessary tools and materials. Having everything readily available will make the process smoother and safer. You'll need:
- New Barrel: Ensure it's the correct caliber and compatible with your Savage MKII action. Consider factors like barrel contour and length to suit your needs.
- Action Wrench: Specifically designed for Savage MKII actions. Improper tools can damage your action.
- Barrel Vise: A quality barrel vise is crucial to safely secure the barrel during the process. Avoid using makeshift solutions.
- Torque Wrench: Essential for properly tightening the barrel nut to the manufacturer's specifications. Over-tightening can damage the barrel or action.
- Action Cleaning Kit: Thoroughly clean your action before and after the process to remove any debris.
- Gunsmithing Grease: A high-quality gun grease will help protect the metal surfaces.
- Safety Glasses: Always wear safety glasses when working with firearms.
- Hearing Protection: Recommended when using power tools.
- Headspace Gauge: Absolutely essential to check headspace after installing the new barrel. Improper headspace can lead to catastrophic failure.
- Go/No-Go Gauges: For your specific caliber.
Step-by-Step Barrel Replacement Process
This process involves several critical steps. Take your time and follow each instruction carefully.
1. Disassembly:
- Safety First: Begin by ensuring the firearm is unloaded and the chamber is clear. Visually inspect the firearm to confirm this.
- Remove the Bolt: Carefully remove the bolt from the action.
- Remove the Stock: Carefully detach the stock from the receiver. Consult your firearm's manual if unsure about the specific procedure.
2. Barrel Removal:
- Secure the Action: Clamp the action securely in the barrel vise, protecting the receiver from damage.
- Loosen the Barrel Nut: Using the correct action wrench, carefully loosen the barrel nut. Do not force it.
- Remove the Barrel: Once the barrel nut is loose, carefully remove the barrel from the action.
3. Barrel Installation:
- Prepare the New Barrel: Clean the threads on both the new barrel and the action. Apply a thin layer of gunsmithing grease.
- Install the New Barrel: Carefully insert the new barrel into the action, ensuring proper alignment.
- Tighten the Barrel Nut: Tighten the barrel nut using the action wrench and torque wrench. Tighten to the manufacturer's specified torque. Do not over-tighten.
4. Headspace Check:
- Critical Step: This is the most crucial step. Use the headspace gauge to check the headspace. If the headspace is incorrect, the barrel must be removed and reinstalled. Improper headspace can cause dangerous malfunctions.
5. Reassembly:
- Install the Bolt: Carefully reinsert the bolt into the action.
- Attach the Stock: Reattach the stock securely.
6. Final Checks:
- Function Check: Perform a thorough function check to ensure the firearm operates correctly.
- Clean and Lubricate: Clean the entire firearm and lubricate as necessary.
Troubleshooting
- Barrel Nut Won't Loosen: Use the correct tools and avoid excessive force. Penetrating oil might help.
- Barrel Won't Align: Ensure the barrel is clean and properly seated.
- Headspace Issues: If you have issues with headspace, you may need to consult a qualified gunsmith.
Disclaimer: This guide provides general information only. Always consult your firearm's manual and seek professional assistance if needed. Improper handling of firearms can lead to serious injury or death. The author and publisher are not responsible for any damages resulting from following this guide.
