HEH Series Cam Profiles (Small Block)

8/25/2016


 

Grind Number

Valve Lift 1.5
Valve Lift 1.6
Duration @.050"
Lobe Separation
Opening at .050"
Closing at .050"
Springs for 1.5
Springs for 1.6
 Tappet Lift
 Angle
 Tappet Lift
Tappet Lift
 
 
 
 
 
 
 
 
 
HEH0515AL
INT .446"
INT .475"
205°
114°
-9° BTC
34° ABC
1110
1110
EXH .470"
EXH .501"
215°
45° BBC
-10° ATC
HEH1019AL
INT .461"
INT .491"
210°
112°
-4° BTC
34° ABC
1110
1110
EXH .489"
EXH .522"
209°
45° BBC
-6° ATC
HEH1523AL
INT .462"
INT .493"
215°
112°
-1° BTC
36° ABC
1110
1110
EXH .501"
EXH .534"
223°
47° BBC
-3° ATC
HEH1928AL
INT .489"
INT .522"
219°
111°
2° BTC
38° ABC
1110
1110
EXH .524"
EXH .558"
228°
48° BBC
0° ATC
HEH2328AL
INT .501"
INT .534"
223°
111°
4° BTC
40° ABC
1110
1110
EXH .521"
EXH .555"
228°
49° BBC
0° ATC
HEH2832AL
INT .524"
INT .558"
228°
110°
8° BTC
41° ABC
1129
1129
EXH .540"
EXH .576"
232°
49° BBC
4° ATC
HEH3237AL
INT .531"
INT .566"
232°
110°
9° BTC
43° ABC
1110
1129
EXH .543"
EXH .579"
237°
52° BBC
6° ATC
HEH3742AL
INT .542"
INT .578"
237°
108°
14° BTC
43° ABC
1129
1129
EXH .552"
EXH .589"
242°
53° BBC
10° ATC
HEH4246AL
INT .555"
INT .592"
242°
108°
16° BTC
46° ABC
1111
1129
EXH .569"
EXH .606"
246°
54° BBC
12° ATC
HEH4650AL
INT .569"
INT .606"
246°
108°
18° BTC
48° ABC
1111
1129
EXH .576"
EXH .614"
250°
56° BBC
14° ATC
HEH5055AL
INT .576"
INT .614"
250°
108°
20° BTC
50° ABC
1111
1129
EXH .593"
EXH .632"
255°
59° BBC
17° ATC
 

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