"Hemi Performance Engineering"

Flow Chart Intake Comparison

Valve Lift	Sportster Stock	Sportster Hemi	Big Twin Stock	Big Twin Hemi	S.E Twin Cam Stock	S.E Twin Cam Hemi	H.T.CC Stock	H.O Hemi
0.10	38	40	38	42	38	41	45	46
0.20	78	82	82	87	84	83	84	93
0.30	110	120	119	119	114	122	125	140
0.40	116	145	139	140	126	145	143	167
0.50	120	150	145	151	128	157	155	179
0.60	126	152	146	159	128	163	160	186
0.65	125	153	146	162	129	165	160	190