Purchased the 180 gr Nosler BT for my 98 as well as my bother's 98 mausers. Both of our 98s are in great shape, timney triggers, scoped, stocked, etc. Nosler recently said here that "we had best results with IMR4064 43.0 grains." Did you try warmer loads? What was the MV at 43.0 grains? Did...