show me some flow #'s

W-2 head flows stock iron with 2.08/1.60
These heads were flowed at Engine Systems in Tucker, Ga. in the mid 80's.

Int./Exh.

.200 104/91
.300 157/133
.400 206/153
.500 247/172
.600 241/182
.700 235/185


Mild ported W-2 with 2.08/1.60


.200 131/109
.300 187/140
.400 238/166
.500 270/188
.600 264/191
.700 264/197

W-2 fully ported with 2.08/1.60

.200 168/152
.300 223/198
.400 265/224
.500 284/238
.600 270/243
.700 270/253

915 J head stock with 1.88/1.60 These heads were flowed on My Superflow bench within the last year.

.100 80/79
.200 132/119
.300 199/141
.400 213/149
.500 220/ 153
.600 219/155
.700 220/155

Ported J 915 with 1.88/1.60

.100 96/89
.200 185/133
.300 229/181
.400 248/196
.500 283/201
.600 285/206
.700 281/207


340 X head ported by someone else 2.02/1.60

.100 90/80
.200 169/123
.300 212/152
.400 242/193
.500 254/198
.600 261/201
.700 263/201

Edlebrock Aluminum head with 2.02/1.60

int./exh.

.100 69/64
.200 129/108
.300 188/142
.400 232/171
.500 249/183
.600 251/190