Originally Posted by
goatbrother
325 WSM, 8mm Rem Mag, 338 Win Mag, 340 Weatherby, 358 Norma Mag. The 270 and 7mm WSM are not much of a jump up in performance from your 270 Win. Go for the big lead.
All good advice given so far but I will tend to side with bigger is better for elk. I carry a 338 usually. I have seen 270, 30-06 and a alot of in between take elk. Elk are tough critters. Shot placement and bullet selection are king for elk.