Shady Dell Speed Shop
2440 Commercial Blvd.
State College, PA 16801
(814) 308-8058

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Email us here:
dart69360@hotmail.com


 

 

EDELBROCK MAGNUM HEAD PORTING
(click thumbnails for larger view)


 


Short Turn
 

Chamber & Intake Bowl
 

Exhaust Bowl
 

Ported VS: As Cast
 

Exhaust Short Turn
 

Intake Bowl
 

Ported VS: As Cast
 

Chamber
 

Chamber
 

Chamber
 

Chamber
 

Chamber
 
EDELBROCK MAGNUM

AS CAST OUT OF BOX

LIFT------IN/EX
.100"----67.0/N/A
.200"--128.3/105.2
.300"--184.5/139.0
.400"--224.6/163.8
.450"--239.4/171.8
.500"--249.4/176.6
.550"--259.4/179.4
.600"--264.9/182.8
.650"--267.3/183.2
.700"--267.3/183.8

STAGE 3 PORT WORK

LIFT------IN/EX
.100"----77.6/N/A
.200"--144.9/112.2
.300"--204.3/151.8
.400"--255.3/189.8
.450"--276.0/199.1
.500"--286.0/201.9
.550"--292.2/206.3
.600"--297.4/208.4
.650"--297.4/209.8
.700"--297.4/211.1

All #'s at 28" of H20.
Ported head was flowed with 2.02" valve with 30 degree back cut on intake valve, and no flow tube on exhaust.



For more information about Edelbrock cylinder head porting email RyanJ@shadydellspeedshop.com

EDELBROCK HEAD PORTING
(click thumbnails for larger view)


“FULLY PORTED 65 CC CHAMBER EDELBROCK”
 

“FULLY PORTED 63 CC CHAMBER EDELBROCK”

“PORTED EXHAUST BOWL”
 

“PORTED EXHAUST RUNNERS”

“PORTED EXHAUST RUNNER”

“PORTED INTAKE RUNNERS”
 

“PORTED INTAKE RUNNERS”
 

AS CAST OUT OF BOX

LIFT-----IN/EX
.100”----72.5/N/A
.200”--131.1/107.0
.300”--182.9/151.8
.400”--216.6/181.2
.450”--227.7/182.9
.500”--235.9/185.6
.550”--238.7/185.6
.600”--242.2/185.6
.650”--243.2/185.6
.700”--243.2/185.6

EDELBROCK STAGE 4 PORT WORK

LIFT------IN/EX
.100"----76.0/N/A
.200"--147.0/112.1
.300"--206.7/163.9
.400"--255.3/193.2
.450"--274.3/203.6
.500"--279.0/212.2
.550"--285.0/218.0
.600"--293.2/226.3
.650"--293.2/229.4
.700"--293.2/230.8

All #'s at 28" of H20.
Ported head was flowed with 2.05" FERREA valve with 30 degree back cut on intake valve, and no flow tube on exhaust.

For more information about Edelbrock cylinder head porting email RyanJ@shadydellspeedshop.com