HE Series Cam Profiles (Big Block Hydraulic)

Camshaft Profile Archives
Grind Number Valve 
Lift 1.5		 Valve 
Lift 1.6		 Duration at .050" tappet lift Advertised Duration 
(at .008" lift)		 Lobe Separation Angle Opening at .050" 
tappet lift		 Closing at .050" 
tappet lift
HE0410BL INT .405" 
EXH .420"		 INT .432" 
EXH .448"		 204 
212		 248 
260		 112 7 ATC 
41 BBC		 31 ABC 
9 BTC
HE0914BL INT .458" 
EXH .470"		 INT .489" 
EXH .501"		 208 
214		 252 
260		 112 5 ATC 
42 BBC		 33 ABC 
8 BTC
HE1423BL INT .470" 
EXH .504"		 INT .501" 
EXH .538"		 214 
223		 260 
270		 112 2 ATC 
46.5 BBC		 36 ABC 
3.5 BTC
HE1923BL INT .489" 
EXH .504"		 INT .522" 
EXH .538"		 219 
223		 266 
270		 112 .5 BTC 
46.5 BBC		 38.5 ABC 
3.5 BTC
HE2330BL INT .504" 
EXH .515"		 INT .538" 
EXH .549"		 223 
230		 272 
276		 110 4.5 BTC 
48 BBC		 38.5 ABC 
2 ATC
HE3038BL INT .515" 
EXH .536"		 INT .549" 
EXH .572"		 230 
238		 276 
286		 110 8 BTC 
52 BBC		 42 ABC 
6 ATC
HE3844BL INT .536" 
EXH .540"		 INT .572" 
EXH .576"		 238 
244		 283 
291		 108 14 BTC 
53 BBC		 44 ABC 
11 ATC
HE4449BL INT .540" 
EXH .555"		 INT .576" 
EXH .592"		 244 
248		 292 
298		 108 17 BTC 
55 BBC		 47 ABC 
13 ATC
HE4854BL INT .556" 
EXH .570"		 INT .592" 
EXH .608"		 248 
254		 295 
306		 110 17 BTC 
60 BBC		 51 ABC 
14 ATC
HE5459BL INT .570" 
EXH .570"		 INT .608" 
EXH .608"		 254 
259		 304 
310		 110 20 BTC 
62.5 BBC		 55 ABC 
16.5 ATC
Tags: Camshaft profile archives