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100_0400
turbo12port stage 1 - Cumbustion chamber shows basic deshrouding of the valves. Valves are standard black motor, also note head is o-ringed.
Date: 21/06/09
Owner: hiy_po
Views: 71
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100_0401
turbo12port stage 1 - full view of cumbustion chambers
Date: 21/06/09
Owner: hiy_po
Views: 48
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100_0398
turbo12port stage 1 - pushrod guide plates and 7/16 screw in studs added. Springs are yella terra HD singles, retainers and locks are stock.
Date: 21/06/09
Owner: hiy_po
Views: 46
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100_0395
turbo12port stage 1 - Enterance to intake ports are lifted.
Date: 21/06/09
Owner: hiy_po
Views: 47
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100_0399
turbo12port stage 1 - Closer look at intake enterances. Exhaust bowls are pocket ported and short turns are radiused. Intake ports are std. all valve seats are 3 angle jobs.
Date: 21/06/09
Owner: hiy_po
Views: 58
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IMGP0447
Valves out view1 of my stage 2 turbo12port combustion chamber modifications
Date: 21/06/09
Owner: hiy_po
Views: 70
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IMGP0448
Valves out view2 of my stage 2 turbo12port combustion chamber modifications
Date: 21/06/09
Owner: hiy_po
Views: 48
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IMGP0449
Valves out view3 of my stage 2 turbo12port combustion chamber modifications
Date: 21/06/09
Owner: hiy_po
Views: 53
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IMGP0450
Valves in view1 of my stage 2 turbo12port combustion chamber modifications. Valves are upgraded to Stainless 1.65 intake valves, 1.6 308EFI undercut exhaust valves.
Date: 21/06/09
Owner: hiy_po
Views: 48
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IMGP0451
Valves in view2 of my stage 2 turbo12port combustion chamber modifications. Valves are upgraded to Stainless 1.65 intake valves, 1.6 308EFI undercut exhaust valves.
Date: 21/06/09
Owner: hiy_po
Views: 42
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IMGP0452
Valves in view3 of my stage 2 turbo12port combustion chamber modifications. Valves are upgraded to Stainless 1.65 intake valves, 1.6 308EFI undercut exhaust valves.
Date: 21/06/09
Owner: hiy_po
Views: 43
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100_0689
Head assembled and valves seated and combustion chambers in finished state. 62cc is new size
Date: 07/08/09
Owner: hiy_po
Views: 60
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100_0690
Lose up of chambers 62cc 1.65inch stainless Intake valve 1.6 308EFI exhaust valves with undercut stems.
Date: 07/08/09
Owner: hiy_po
Views: 51
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100_0691
Exhaust porting pictures a bit blury
Date: 07/08/09
Owner: hiy_po
Views: 49
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100_0692
Intake porting also a bit blury
Date: 07/08/09
Owner: hiy_po
Views: 50
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100_0693
Top view of head
Date: 07/08/09
Owner: hiy_po
Views: 37
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100_0694
Closer view 7/16 ARP screw in studs, Crow moly retainers, moly locks, springs rated at 120lb@1.65 installed @1.65, guide plates. original posts have been milled down and upsized to suit the 7/16 studs
Date: 07/08/09
Owner: hiy_po
Views: 41
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100_0697
You can see the different heights of the spring seats from intake to exhaust. Note the oil shield and inner dampers have been re-added
Date: 07/08/09
Owner: hiy_po
Views: 38
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100_0722
This is the head all ready to bolt on and use. Some final work to the chambers has been done.
Date: 24/08/09
Owner: hiy_po
Views: 35
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100_0717
Closer view of Chamber
Date: 24/08/09
Owner: hiy_po
Views: 37
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100_0718
Closer view of Chamber
Date: 24/08/09
Owner: hiy_po
Views: 31
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100_0720
Closer view of Chamber with exhaust valve removed. Not 5 angle valve seat
Date: 24/08/09
Owner: hiy_po
Views: 31
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100_0719
Exhaust valve porting
Date: 24/08/09
Owner: hiy_po
Views: 36
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100_0715
Exhaust valve porting
Date: 24/08/09
Owner: hiy_po
Views: 35
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100_0716
Exhaust valve porting
Date: 24/08/09
Owner: hiy_po
Views: 35
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100_0721
Exhaust valve porting
Date: 24/08/09
Owner: hiy_po
Views: 32
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100_0724
Top view of head
Date: 24/08/09
Owner: hiy_po
Views: 29
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100_0726
Intake port
Date: 24/08/09
Owner: hiy_po
Views: 32
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100_0727
Intake port
Date: 24/08/09
Owner: hiy_po
Views: 28
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100_0728
New thick wall guides with bronze insert fitted.
Date: 24/08/09
Owner: hiy_po
Views: 34
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100_0729
Std exhaust valve spring sitting alongside the replacement.
Date: 24/08/09
Owner: hiy_po
Views: 31
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100_0730
modified 308EFI exhaust valve, performance spring beside std one and moly retainer beside std slow rotor retainer.
Date: 24/08/09
Owner: hiy_po
Views: 36
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