High Performance Drag Racing Engines

BES Racing Engines - BES / Dart BBC Pro 1 Heads

BES / Dart BBC Pro 1 Heads: Price

With several different intake runner sizes, we have a head that will fit any big block Chevy application. Anything from street engines to a serious heads power application.

We can customize these specifications and components to your application, just give us a call at 812-576-2371

Call For Pricing

Call 812-576-2371 for details ask for Preston.

BES / Dart BBC Pro 1 Heads - 330cc Program - Flow Numbers
  Intake Exhaust
.200  166  136
.300  234  186
.400  296  232
.500  345  262
.600  373  290
.700  388  309
.800  392  326
.900  398  344
1.000  398  352
Intake Valve Dia.  2.300
Exhaust Valve Dia.  1.880
Intake Port Volume  330cc
Combustion Chamber CC  129.7cc
BES does not build winning combinations based on flow numbers, but, everyone asks for them as a baseline, and that is why we are posting them. Flow numbers will vary from bench to bench.
BES / Dart BBC Pro 1 Heads - 380cc Program - Flow Numbers
  Intake Exhaust
.200  158  128
.300  236  178
.400  295  221
.500  345  272
.600  397  301
.700  423  319
.800  432  335
.900  443  378
Intake Valve Dia.  2.350
Exhaust Valve Dia.  1.880
Intake Port Volume  380cc
BES does not build winning combinations based on flow numbers, but, everyone asks for them as a baseline, and that is why we are posting them. Flow numbers will vary from bench to bench.

We have many programs for a huge selection of domestic cylinder heads. If you don't see what you are looking for on the website, give us a call at (812)-576-2371.