243/799 casting GM cores
PAC 1219 (many other springs available)
GM Valves remanufactured valves (stainless steel available for $239.99)
CNC port intake runners
CNC port exhaust runners
Surface heads
Face intake surface and exhaust surface
True valve cover rail
Performance 5 angle valve job
Logo heads
Assemble heads
317 CNC STAGE 1 |
INTAKE 235CC |
EXHAUST 95CC |
|
STOCK VALVES |
|
|
|
INTAKE |
CFM |
EXHAUST |
CFM |
.100" |
78 |
.100" |
57 |
.200" |
138 |
.200" |
106 |
.300" |
204 |
.300" |
140 |
.400" |
259 |
.400" |
166 |
.500" |
288 |
.500" |
185 |
.600" |
306 |
.600" |
194 |
.650" |
310 |
.650" |
197 |
.700" |
313 |
.700" |
200 |
These heads have a 235CC intake runner and 95CC exhaust runner.
Have questions? Give us a call 972-853-2450 OR come by the office and see them at
545 Justin Place
Nevada, TX
75173
These heads are performance heads, It is the purchasers responsibility to ensure that the product purchased will work with your build. We are not responsible for incorrectly ordered or installed parts.
***dealer and wholesale accounts available, call for details***
**please call for rush orders**
We make every effort to keep these motors/heads in stock, however build times can vary. So please call to verify the build time of your motor/heads.
Available Options: |
valve upgrade: |
|
|