May 23, 2025
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Bill Marr's journal of shooting, reloading and gunsmithing

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What's new?
  • [ January 26, 2025 ] 782 Custom Gunworks “HUNDO” Loading Block Editorial
  • [ January 26, 2025 ] How do rifle suppressors affect muzzle velocity? Precision Rifles
  • [ May 31, 2023 ] The A-Team Mini-14? Customizing a Ruger Mini-14 A-Team
  • [ April 30, 2023 ] Removing stripped and sheared screws from a rifle Gunsmithing
  • [ February 28, 2023 ] Cut and Crown a Winchester 94 30-30 Gunsmithing
HomeUSMC M40A3 Build

USMC M40A3 Build

Precision Rifles

308 Winchester 175 Sierra MatchKing and IMR 4064 load development

January 11, 2016 Bill Marr 0

308 Winchester load development with the Sierra 175 grain MatchKing (SMK) and IMR 4064 Powder. In this post, I’ll be developing a load for my M40A3 clone.  Built on a customized Remington 700 receiver, the […]

Gunsmithing

Building a USMC M40A3: Cloning the Marine Corps Sniper Rifle from 1999-2009

January 4, 2016 Bill Marr 0

In this post Rifleshooter.com will build a clone of the United States Marine Corps M40A3 Sniper Rifle. Replacing the M40A1 in 1999, and used by the Marines until 2009, the M40A3 is characterized by its […]

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Savage Model 10 FCP-SR Review

Precision Rifles
February 29, 2016 0

Rifleshooter.com’s 50-15 Carbine Operator Standards

Standards
July 16, 2011 0

Armscor M22 TCM BA Rifle Review

Reviews
August 15, 2019 0

Remington 700 Sendero SF II 300 Win Mag Review

Hunting
October 21, 2012 0

Shooting the FBI Pistol Qualification Course

Pistols
January 22, 2015 0
223 Remington/ 5.56mm NATO barrel length and velocity: 26 inches to 6 inches
308 Winchester / 7.62x51mm NATO: Barrel Length versus Velocity (28" to 16.5")
6.5 Creedmoor- Effect of Barrel Length on Velocity: Cutting up a Creedmoor!
223 Ackley Improved (223AI) loads and review: A better 223?
308 Winchester/ 7.62x51mm NATO Short barrel length and velocity- A six inch 308 bolt gun?
300 Winchester Magnum: How Does Barrel Length Change Velocity- A 16" 300 Win Mag?
M24 Sniper Rifle Review
7.62x39 mm Russian: Effect of barrel length on muzzle velocity
Budget precision rifle: Customizing the Savage Axis
243 Winchester- Effect of barrel length on velocity

“Blueprinting” (Truing) a Remington 700 Action

No Picture

ViperSkins upgrade for A.I.C.S

Building a custom Savage Model 10 in 6.5 Creedmoor

Installing McMillan flush cups for quick-detach slings


 

 

 

 

 

Howa GRS Berserk 6.5 Creedmoor Review

May 9, 2017 0

Shooting the New Jersey State Police Pistol Qualification HQC1

October 12, 2015 0

Custom 1911 Project: Part 3- fit and blend grip safety

September 6, 2016 0

Back bore a shotgun

August 5, 2015 0

Ultimatum Precision redesigned bolt for the U300: reduced bolt lift

February 12, 2017 0

Cerakote firearms finishing: Quick trick to coat screws

November 14, 2013 0

Building a Custom Precision Rifle: Deviant 6.5×47 Lapua

July 4, 2014 0

Back bore a shotgun

August 5, 2015 0

Building a custom Howa 1500 in 223AI

May 12, 2018 0

Ruger 10/22 accuracy upgrade: Shortening factory chamber to improve accuracy

November 30, 2015 0

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Recent Posts
  • 782 Custom Gunworks “HUNDO” Loading Block
  • How do rifle suppressors affect muzzle velocity?
  • The A-Team Mini-14? Customizing a Ruger Mini-14
  • Removing stripped and sheared screws from a rifle
  • Cut and Crown a Winchester 94 30-30
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