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

 

  

MOPAR PERFORMANCE LARGE PORT COMMANDO HEAD PORTING
(click thumbnails for larger view)
 

New LARGE exhaust port shape for drag motor
 
Close up of the big ex port
 

Close up of the big ex short turn
 
Close up of Chamber to seat transition, and ex short turn shape
 

Exhaust short turn shape
 
New chamber shape
 

New chamber shape
 
New chamber shape, I have laid the chamber walls back at a more severe angle
 

Wing I epoxied in intake bowl
 
“INTAKE BOWL AND CHAMBER WORK”
 

“OUT-OF-BOX LARGE PORT COMMANDO ALUMINUM CYLINDER HEAD”
 
“AS CAST VS: PORTED INTAKE RUNNERS”

“PORTED INTAKE BOWL”
 

FLOW #’s

MP LARGE PORT COMMANDO FLOW #'s

AS CAST OUT OF BOX------PORTED
LIFT-----------IN/EX------------IN/EX
.100”------60.6/N/A----------74.3/NA
.200”-----103.7/92.8--------147.7/122.9
.300”-----153.4/131.0-------207.5/192.4
.400”-----200.6/152.8-------254/1/233.4
.450”-----223.3/156.9-------274.5/241.3
.500”-----240.2/162.4-------289.2/243.0
.550”-----252.2/164.6-------302.4/243.0
.600”-----245.2/165.9-------311.9/243.0
.650”-----245.2/166.5-------311.9/243.0
.700”-----245.2/166.5-------311.9/243.0

All #'s @ 28" H20
Ported Head was flowed with 2.05" FERREA Valve with 30 degree back cut and a 24 degree radius exhaust valve.

Shady Dell Speed Shop is one of the few shops in the country who have ported multiple sets of the newly released Large Port Commando cylinder heads.

For more information on the Mopar Performance Large Port Commando cylinder heads email RyanJ@shadydellspeedshop.com