360 year differences
71 has better compression and on paper more power. here are the specs for the 71 and the 74:
71:
255 Horsepower. . .. ..
V8-360 2 Barrel 4.00 x 3.58 360 8.7:1 255 @ 4400 360 @ 2400 45-65
74:
180 Horsepower..
V8-360 2 Barrel 4.00 x 3.58 360 8.4:1 180 @ 4000 290 @ 2400 45-65
200 Horsepower..
V8-360 4 Barrel 4.00 x 3.58 360 8.4:1 200 @ 4000 290 @ 3200 45-65
245 Horsepower..
V8-360 4 Barrel 4.00 x 3.58 360 8.4:1 245 @ 4800 320 @ 3600 45-65