BES Racing Engines

Current Ads

BES Racing Engines - BES / Dart 11° / 14° Big Chief Heads

BES / Dart 11° / 14° Big Chief Heads: Price

This is a head designed for big inch, big power engines. Built for nostalgia pro street or quick series racing. Works well with nitrous, but we also offer and naturally aspirated combination.

  • Chamber sizes: 70 - 90 cc's
  • These heads have the potential for 1400 horsepower
  • Valve sizes are 2.500 intake valve and 1.800 exhaust valve

For a max effort or class engines we have better flowing programs. Call for details: (812)-576-2371

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


Starting @ $9,100.00

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

 

BES / Dart 11° Big Chief Heads - Flow Numbers
  Intake Exhaust
.200  158  130
.300  249  185
.400  344  236
.500  424  294
.600  489  338
.700  527  366
.800  547  378
.900  545  384
1.000  556  389
Intake Valve Dia.  2.500
Exhaust Valve Dia.  1.800
Combustion Chamber CC  90cc From 70-90
BES / Dart 14° Big Chief Heads - Flow Numbers
  Intake Exhaust
.200  153  122
.300  258  184
.400  341  243
.500  419  303
.600  474  339
.700  511  354
.800  536  365
.900  552  375
1.000  558  380
Intake Valve Dia.  2.500
Exhaust Valve Dia.  1.800
Combustion Chamber CC  85cc
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.

 

© 2017 BES Racing Engines
Privacy Policy | Site Map