304 vs. 258? Which way to go??? profbrightside Jeeper Posts 14 Thanks 0 Location Maryland Vehicle(s) '81 CJ-8 Scrambler Jan 7, 2011 #21 AMC 304 doesn't really net you a tremendous gain over the AMC 258 i6 / 4.2l . I would go for a 360 rather than a AMC 304 .
AMC 304 doesn't really net you a tremendous gain over the AMC 258 i6 / 4.2l . I would go for a 360 rather than a AMC 304 .