Call us at (810) 441-6516           
or email us at
admin@dandaperformance.com
Automotive
D & A
Performance
Attica, Michigan
(810) 441-6516


Automotive Porting

4 - Cylinder heads = $370.00*
6 - Cylinder heads = $450.00*
8 - Cylinder heads = $570.00*

Bowl blending:
4 - Cylinders = $99.00
6 - Cylinders = $129.00
8 - Cylinders = $179.00

Intake manifold - plenum port and gasket match = $200.00


Description of stages:

Stage 1 - Gasket match, blend, remainder of ports
inspected & semi-polished.

Stage 2 - Gasket match, blend, valve guide bosses, port
match intake at flange, chambers smoothed and polished,
remainder of ports inspected & semi-polished.

Stage 3 - Gasket match, competition valve seats, ports
enlarged & reshaped.  Fully ported and polished ports and
chambers.  Flow tested and equalized.

Stage 4 - Competition seats, ports and chambers enlarged
for maximum flow, fully polished, flow tested and equalized.


*Base price, prices increase depending on the stages of the
port job.

NOTE: Pricing subject to change at any time without notice.  All
prices for porting are based on clean cylinder heads and cylinders.  
Porting does not include valve jobs.  Customer assumes all
shipping fees, to and from our location.