The 73 340 Cam
and
The 75 & 76 360 Hp Cam are the same specs
.429 lift intake
.444 lift exhaust
268° intake duration
276° exhaust duration
44° overlap
The 2bbl, 4 bbl and Calif 75 & 76 360
.410 lift
252° intake duration
252° exhaust duration
33° overlap