The Model 70 .270 Winchester Rifle - See it, load for it, and shoot it!

Published on November 21, 2020
Duration: 32:29

This guide details the expert handloading process for the .270 Winchester cartridge, as demonstrated by an experienced firearms instructor. It covers essential steps from case preparation, including uniforming flash holes and trimming, to precise powder charging with H4831 and bullet seating with Hornady Interlock bullets. The speaker emphasizes meticulous technique for achieving sub-MOA accuracy, drawing on decades of experience with the .270 Winchester and its ballistics.

Quick Summary

The Winchester Model 70 in .270 Winchester, featuring a 24-inch barrel and Leupold 2.5-8x scope, achieved a remarkable 0.312-inch group at 100 yards with handloaded ammunition. Expert handloading techniques using H4831 powder and 130-grain bullets contribute to its high accuracy and effective ballistics.

Chapters

  1. 00:00Introduction: Winchester Model 70 & .270 Caliber
  2. 01:21The Legacy of the .270 Winchester Cartridge
  3. 03:31Model 70 Rifle Specs & Leupold Optics
  4. 06:01Rifle Construction: Checkering & Bedding
  5. 06:41Handloading Strategy: H4831 Powder
  6. 08:26Initial Range Performance: Sub-3/8" Group
  7. 11:16Ballistic Comparisons: .270 vs .30-06 vs 6.5 Creedmoor
  8. 13:31Detailed Case Preparation Process
  9. 16:01Priming & Precision Powder Charging
  10. 18:16Bullet Seating & Final Cartridge Assembly
  11. 21:16Range Testing, Accuracy & Conclusion

Frequently Asked Questions

What are the key specifications of the Winchester Model 70 shown in the video?

The Winchester Model 70 featured is chambered in .270 Winchester, has a 24-inch barrel, and weighs approximately 9 pounds with its Leupold 2.5-8x scope and sling attached. It also includes factory epoxy bedding for enhanced accuracy.

How accurate is the handloaded .270 Winchester ammunition?

The handloaded .270 Winchester ammunition, using H4831 powder and 130-grain bullets, demonstrated exceptional accuracy, achieving a sub-3/8 inch (0.312") three-shot group at 100 yards after initial bore-sighting.

What is the recommended powder for handloading the .270 Winchester?

The speaker recommends Hodgdon H4831 powder for handloading the .270 Winchester, emphasizing precise trickling to achieve accurate and consistent loads. He notes a transition point for primers around 60 grains of powder.

What makes the .270 Winchester a popular hunting cartridge?

The .270 Winchester is celebrated for its flat trajectory, excellent accuracy, and effectiveness on a wide variety of game across North America and beyond. Its performance is often compared to magnum cartridges, especially with heavier bullets.

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