HEV Series Cam Profiles (Big Block Solid)

Camshaft Profile Archives
Grind Number Valve 
Lift 1.5		 Valve 
Lift 1.6		 Duration at .200" tappet lift Duration at .050" tappet lift Advertised Duration 
(at .020" lift)		 Lobe Separation Angle Opening at 
.050" tappet lift		 Closing at 
.050" tappet lift
HEV3945BS INT .546" 
EXH .560"		 INT .582" 
EXH .597"		 157 
163		 239 
245		 270 
277		 108 14.5 BTC 
53.5 BBC		 44.5 ABC 
11.5 ATC
HEV4550BS INT .560" 
EXH .575"		 INT .597" 
EXH .613"		 163 
167		 245 
250		 277 
283		 108 17.5 BTC 
56 BBC		 47.5 ABC 
14 ATC
HEV5056BS INT .575" 
EXH .587"		 INT .613" 
EXH .626"		 167 
171		 250 
256		 283 
290		 108 20 BTC 
59 BBC		 50 ABC 
17 ATC
HEV5663BS INT .587" 
EXH .602"		 INT .626" 
EXH .642"		 171 
181		 256 
265		 290 
297		 108 23 BTC 
63.5 BBC		 53 ABC 
21.5 ATC
HEV6368BS INT .602" 
EXH .615"		 INT .642" 
EXH .656"		 181 
185		 265 
270		 297 
302		 108 27.5 BTC 
66 BBC		 57.5 ABC 
24 ATC
HEV6876BS INT .615" 
EXH .630"		 INT .656" 
EXH .672"		 185 
190		 270 
276		 302 
309		 108 30 BTC 
69 BBC		 60 ABC 
27 ATC
HEV7680BS INT .630" 
EXH .630"		 INT .672" 
EXH .672"		 190 
201		 276 
280		 309 
316		 108 33 BTC 
71 BBC		 63 ABC 
29 ATC
HEV8080BS INT .630" 
EXH .630"		 INT .672" 
EXH .672"		 201 
201		 280 
280		 316 
316		 108 35 BTC 
71 BBC		 65 ABC 
29 ATC

 

Valve Lash Settings: Intake .018" - .020" Exhaust .020" - .022" 
Tags: Camshaft profile archives