https://gallery.ostportworks.com/thumbnails.php?album=110
![Image](https://gallery.ostportworks.com/albums/userpics/10005/OST-100.jpg)
Building an intake short radius...
![Image](https://gallery.ostportworks.com/albums/userpics/10005/intake_short_radius_bowl_10_versus_9_cyl_5.jpg)
![Image](https://gallery.ostportworks.com/albums/userpics/10005/normal__6_partially_complete__5_untouched.jpg)
for a larger version - https://gallery.ostportworks.com/displayimage.php?pid=3528&fullsize=1
and an exhaust short radius....
![Image](https://gallery.ostportworks.com/albums/userpics/10005/exhaust_short_radius_-_bowl_10_done2C_9_not_yet.jpg)
changing the radius shape of the intake ports yields more flow...
![Image](https://gallery.ostportworks.com/albums/userpics/10005/_3_intake_port_2_panel.jpg)
Finding room in the exhaust bowls for more flow.....
![Image](https://gallery.ostportworks.com/albums/userpics/10005/chamber_4_looking_at_exhaust_bowls_-_before_after_2_panel.jpg)
Not to be left out, the exhaust ports saw extensive re-shaping
![Image](https://gallery.ostportworks.com/albums/userpics/10005/exhaust_ports_42C52C6_-_3_panel.jpg)
As is with every head I do... the chambers are fully deshrouded, with all the sharp edges removed....
![Image](https://gallery.ostportworks.com/albums/userpics/10005/chamber_6_before_after_2_panel.jpg)
The head will be receiving a fresh 3 angle valve job, along with back cut intake valves, and new viton rubber valve seals. As mentioned - this head with the original springs is selling for $1600.
Contact me if you are interested.........