Labels(meanings?) for the first line of 235 "data" are shown below
(taken from the NHRA Technical Specifications for 1955 Chevrolet car engines)

123 hp
235 displ
.015 Deck Cl
1880/1505 Valves
294/312 Cam-Lift
Outer Only Springs

How/why would these be pertinent is trying to figure out a question regarding a 1957 235 car engine (cam/lifters) and a 1959 261 truck engine (cam/lifters)?