Shady Dell Speed Shop
770 Shady Dell Rd.
Port Matilda, PA 16870
(814) 574-2543

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Email us here:
info@shadydellspeedshop.com

 

  

BATTEN HEAD PORTING
(click thumbnails for larger view)
 

 

Exhaust Bowl
 
Exhaust Runners
 		  

Exhaust Runners
 
Chamber Deshrouding
 

Intake Short Turns
 
Intake Bowl
 

Intake Short Turn
 

“UNIQUE LARGE BATTEN ROCKER PEDESTALS”
 
“ALUMINUM BATTEN W2 HEAD”
 

“ALL BATTENS WERE OPEN CHAMBERS”
“BATTENS REQUIRE SPECIAL EXHAUST VALVE GUIDES LIKE THIS ONE THAT ACTUALLY SEAL THE WATER JACKETS”
 

“SHORT TURN OF RECTANGLE PORT BATTEN WE PORTED”
“235 CC RUNNER”

BATTEN STAGE 3 PORT WORK

LIFT------IN/EX
.100"----69.0/N/A
.200"--138.0/112.5
.300"--198.7/163.8
.400"--252.6/193.3
.450"--274.5/200.6
.500"--292.0/206.1
.550"--304.0/209.7
.600"--316.0/212.2
.650"--324.3/212.2
.700"--329.2/213.0

All #'s at 28" of H20.
Ported head was flowed with 2.08" REV valve with 30 degree back cut on intake valve, and no flow tube on exhaust.
For more information on Batten cylinder heads email RyanJ@shadydellspeedshop.com