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How much oil does a 325 Magnum take?

A 325 Magnum rifle typically requires 50-60 grains of gunpowder and 1-2 ounces of lubricating oil for proper maintenance and operation. The exact amount of oil needed can vary depending on the specific rifle and usage conditions.


Detailed Explanation


The 325 Magnum is a powerful rifle cartridge that is commonly used for big game hunting. Like any firearm, it requires regular cleaning and lubrication to function reliably and safely. The amount of lubricating oil needed for a 325 Magnum rifle can vary based on several factors:



  • Barrel length: Longer barrels may require slightly more oil to ensure full coverage.

  • Usage frequency: Rifles that are used more often will need more frequent cleaning and oiling.

  • Environmental conditions: Firearms used in dusty, humid, or wet environments will require more lubrication.

  • Shooter preference: Some shooters may prefer to use a bit more or less oil based on personal experience and preference.


As a general guideline, most 325 Magnum rifles will require 1-2 ounces of high-quality gun oil or lubricant to properly maintain the action, barrel, and other moving parts. This oil should be applied sparingly but thoroughly to ensure even coverage and protection against wear and corrosion.


Proper Maintenance and Cleaning


In addition to regular oiling, proper maintenance of a 325 Magnum rifle also involves thorough cleaning after each use. This typically includes the following steps:



  • Disassemble the rifle to access all components

  • Use a bore brush and solvent to remove any built-up fouling or residue from the barrel

  • Wipe down all metal surfaces with a clean cloth to remove dirt and grime

  • Apply a thin coat of lubricating oil to all moving parts

  • Reassemble the rifle and ensure all components are functioning properly


By following these maintenance procedures and using the appropriate amount of lubricating oil, shooters can help ensure their 325 Magnum rifle remains in top condition and performs reliably for many years.

Can you use 10W-40 motor oil in an ATV?


You should not use regular car 10W-40 oil in an ATV because ATV engines often have a shared lubrication system for the engine, wet clutch, and transmission, which requires specific additives found in dedicated ATV or powersports oil. Using car oil can damage the wet clutch due to friction modifiers and cause premature wear. Always use a 10W-40 oil explicitly labeled for ATVs or Powersports, or consult your owner's manual for the specific recommendation. 
Why car oil is not suitable for ATVs

  • Wet clutch damage: Many ATVs have a "wet clutch" that is bathed in the engine oil. Regular car oil contains friction modifiers that can cause the clutch to slip, leading to poor performance and damage. 
  • High RPMs and extreme conditions: ATV engines run at high RPMs for extended periods and are used in harsh environments, which requires a specialized oil with better film strength to prevent viscosity breakdown. 
  • Lack of proper additives: Car oils lack the specific additives needed for the unique stresses of an ATV's combined engine and transmission lubrication system. 

What to use instead
  • Look for oil specifically labeled for ATVs, UTVs, or Powersports. 
  • Check for the JASO MA or MA2 rating, which signifies it is suitable for wet clutches. 
  • Always check your ATV's owner's manual for the correct viscosity (like 10W-40) and oil type recommendation. 



What kind of oil does a Polaris Magnum take?


For optimal performance and longevity, we highly recommend using Polaris recommended oils, such as their branded products like Polaris PS-4 5W-50 Engine Oil. This lubricant is specifically designed to meet the needs of a Polaris ATV engine.



What kind of oil does a 2000 Polaris Magnum 325 take?


Product specifications

Viscosity5w-50
Container TypeBottle
Compatible with Vehicle TypeATV



How many quarts of oil does a Polaris 325 Magnum hold?


The Polaris Magnum 325 requires 1.9 quarts of oil. It is recommended to use a high-quality, synthetic oil, such as Polaris PS-4 5W-50 or an equivalent, for optimal engine performance and longevity. 

  • Capacity: 1.9 quarts 
  • Recommended Oil Type: Synthetic, such as Polaris PS-4 5W-50, or an equivalent like AMSOIL Formula 4-Stroke® Powersports 0W-40 
  • Note: Always check the oil level with the dipstick and add more if necessary. 


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.