RE: M1 garand gas systems
Exactly! That is what I have been trying to get across. Quilly doesn't handload, so he will be strictly shooting factory ammo, so he has a few choices, either shoot mil-surp ammo strictly, shoot mil-spec ammo, shoot a factory non-magnum or non-high engergy loads, or a combination of all. But by all means stay away from those high performance, high energy, and light magnums loadings! They indeed will bend an OpRod in short order.
As I stated earlier, the standard load data for the Cartridge, Caliber .30, Ball, M2 is a 147gr FMJ, with 50 grains of IMR-4895, 50,000 PSI chamber pressure, and with a velocity of 2740 FPS at 78' (as in feet) from muzzle. This is straight out of the TM 43-0001-27. If the