Ford 1961 Comet Service Specifications Handbook page 87

ENGINE
ROCKER ARM, SHAFT, AND PUSH ROD
Shaft Bore Diameter:
223 and 292 . . . . . . . . . . . . . . . . . . . . . . .. 0.783 -0.784
352 and 390 . . . . . . . . . . . . . . . . . . . . . . .. 0.843-0.844
To Shaft Clearance-New:
223 and 292 . . . . . . . . . . . . . .. . ...... .
352 and 390 . ... . ........ . .... . . .. . .
To Shaft Clearance- Wear lim it:
0.002-0.004
0.003-0.005
All Engines . . .................. . .. .. . . ... " 0.006
lift Ratio:
223 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1.42: 1
292 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1.43: 1
352 and 390 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.76: 1
Rocker Arm Shaft-Diameter:
223 and 292 ......... .. ....... . . . . .. 0.780-0.781
352 and 390 ......... '. . . . . . . . . . . . . .. 0.839-0.840
Rocker Arm Push Rod-Runout T.I.R.-Max.:
All Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 0.02 5
VALVE SPRING-INTAKE AND EXHAUST
Free length-Approximately:
223 and 292 .............. . ... . .......... 2.090
352 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2.26
390 . .. .. ....... . ...... . ..... . .. . .. . .. . ... 2.15
Out-of-Square-Max.:
223 and 292 . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 0.073
352 ............. . ....................... 0.072
390 ............................ . ....... .
0 .075
M-30