Edelbrock Pro-Port RAW & Semi-Finished Cylinder Heads

These unported versions of race-winning Edelbrock Victor Series CNC heads are designed specifically for the professional cylinder head porter and engine builder. Like all other Edelbrock Cylinder heads, Pro-Port cylinder heads are also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting. In most cases, seats and manganese-bronze valve guides are included, but not installed. Please note: These heads can not be used without professional head preparation.
    Pro-Port RAW Features Include:
  • Unported versions of Edelbrock race-winning Victor Series CNC heads for the professional cylinder head porter and engine builder
  • Pro-Port cylinder heads are cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting
  • The only heads designed specifically to accommodate almost any CNC port shape, size or location
  • Offers enough wall thickness for CNC machining to various port dimensions
  • In most cases seats and manganese-bronze
  • Some Edelbrock Pro-Port Raw Heads Feature Our Special Hot Isostatic Pressing or HIP Process.
Use This Drawing To Determine Valve Placement

 
ALUMINUM VALVE COVER
Designed especially for the Edelbrock big-block Chevrolet Big Victor Spread-Port CNC 405 Cylinder Heads #614468, #617569, #618269, #618368 and #614468. These heavy-duty sand cast aluminum valve covers are designed to provide additional clearance to the Jesel rocker arm set-up when used on our Big Victor Spread-Port cylinder heads. No provision for breather hole has been machined to allow for custom plumbing of the crankcase ventilation system.
Aluminum Valve Cover For Edelbrock Big Vicor Spread-Port Cylinder Heads by Edelbrock
Application Emissions Part #
Aluminum Valve Cover For Edelbrock Big Vicor Spread-Port Cylinder Heads - 4259

SMALL-BLOCK CHEVY PRO-PORT RAW HEADS
Small-Block Chevy Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Victor 18° 42cc 775069 Yes 18° (1.17" x 1.77")
(1.50" x 1.33")
2.24"/1.65" (-0.805", 0.000")
(1.130", 0.000")
1.935" Inc. Inc.
Victor 18° 36cc 775369 Yes 18° (1.18" x 1.77")
(1.50" x 1.34")
2.24"/1.65" (-0.805", -0.026")
(1.130", -0.026")
1.935" - -
Victor 15° 32cc 77549 No 15° (1.17" x 1.80")
(1.50" x 1.32")
2.24"/1.65" (-0.805", -0.026")
(1.130", -0.026")
1.935" - -
Victor 15° 32cc 775469 Yes 15° (1.17" x 1.80")
(1.50" x 1.32")
2.24"/1.65" (-0.805", -0.026")
(1.130", -0.026")
1.935" - -

CHEVY LS SERIES PRO-PORT RAW HEADS
Chevy LS Series Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
LS1 Gen III 38cc 61989 No 15° (0.82" x 2.80")
(1.41" x 1.02")
2.08"/1.64" (0.820", 0.010")
(1.090", 0.010")
1.910" Inst. Inc.
LS1 Gen III 38cc 619869 Yes 15° (0.82" x 2.80")
(1.41" x 1.02")
2.08"/1.64" (0.820", 0.010")
(1.090", 0.010")
1.910" Inc. Inc.
Victor LS3 - 77339 No 15° (1.00" x 2.37")
(1.38" x 1.00")
2.165" / 1.60" (0.854", 0.017")
(1.156", 0.017")
2.010" Inc. Inc.
Victor Jr. LS3-LSX - 77349 No 15° (1.00" x 2.37")
(1.38" x 1.00")
2.165" / 1.60" (0.854", 0.017")
(1.156", 0.017")
2.010" Inc. Inc.
Victor LS7 - 77369 No 12° (1.08" x 2.47")
(1.38" x 1.00")
2.200" / 1.60" (0.764", 0.017")
(1.205", 0.017")
1.969" Inc. Inc.
Victor Jr. LS7-LSX - 77379 No 12° (1.08" x 2.47")
(1.38" x 1.00")
2.200" / 1.60" (0.764", 0.017")
(1.205", 0.017")
1.969" Inc. Inc.
LS-R 25cc 770469 Yes 5.6°x2° (1.32" x 1.97")
(1.55" x 1.30")
2.25"/1.68" (0.652", -0.448")
(1.178", 0.238")
- - Inc.

CHEVY SB2 & ROX PRO-PORT RAW HEADS
Chevy SB2 & ROX Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Victor ROX 20cc 777668 Yes 10.5° x 3.4° (1.50" x 1.05")
(1.55" x 1.32")
2.20"/1.60" (0.625", -0.413")
(-1.128", -0.330")
- - -
Victor ROX 20cc 777669 Yes 10.5° x 3.4° (1.50" x 1.05")
(1.55" x 1.32")
2.20"/1.60" (0.625", -0.413")
(-1.128", -0.330")
- - -
Victor SB2 20cc 777869 Yes 10.5° x 3.4° (1.50" x 1.05")
(1.55" x 1.32")
2.20"/1.60" (0.636", -0.450")
(-1.144", -0.266")
- - -

BIG-BLOCK CHEVY PRO-PORT RAW HEADS
Big-Block Chevy Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Victor Jr. 24° 118cc 77469 No 24° (300cc)
(128cc)
2.25"/1.90" (-0.902", 0.058")
(1.060", -0.556")
1.997" Inst. Inc.
Victor 24° 38cc 61429 No 24° (1.47" x 1.73")
(1.49" x 1.13")
2.45"/1.96" (-0.897", 0.058")
(1.100", -0.556")
1.997" Inst. Inc.
Victor 24° 38cc 614269 Yes 24° (1.47" x 1.73")
(1.49" x 1.13")
2.45"/1.96" (-0.897", 0.058")
(1.100", -0.556")
1.997" Inst. Inc.
Victor 24° 118cc 77439 No 24° (340cc)
(128cc)
2.25"/1.90" (-0.897", 0.058")
(1.100", -0.556")
1.997" Inc. Inc.
Victor 24° Gen II 38cc 61439 No 24° (1.47" x 1.73")
(1.49" x 1.13")
2.45"/1.96" (-0.888", 0.020")
(1.095", -0.580")
1.997" Inst. Inc.
Victor 24° Gen II 38cc 614369 Yes 24° (1.47" x 1.73")
(1.49" x 1.13")
2.45"/1.96" (-0.888", 0.020")
(1.095", -0.580")
1.997" Inst. Inc.
Victor 11° - 614469 Yes 23° (1.80" x 2.56")
(2.10" x 1.80")
2.42" / 1.94" (-0.827", 0.227")
(1.150", -0.580")
- Inc. Inc.
Big Victor 12° - 618269 Yes 12° (1.53" x 2.14")
(1.84" x 1.50")
2.45"/1.85" (-0.854", 0.455")
(1.120",-0.420")
- - Inc.
Big Victor 14° - 618369 Yes 14° (1.53" x 2.14")
(1.84" x 1.50")
2.45"/1.85" (-0.854", 0.455")
(1.120",-0.420")
- - Inc.
Big Victor III (4.84" Bore Spacing) - 614669 Yes 11° (2.52" x 2.15")
(1.84" x 1.50")
2.52"/1.90" (0.690", 0.545")
(-1.270",-0.350")
- - Inc.
Big Victor III (4.84" Bore Spacing) - 614769 Yes 14° (2.52" x 2.15")
(1.84" x 1.50")
2.52"/1.94" (0.735", 0.530")
(-1.260",-0.350")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 614869 Yes 11° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.707", 0.571")
(-1.337",-0.346")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 614969 Yes 14° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.763", 0.521")
(-1.347",-0.352")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 613269 Yes 11° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.707", 0.571")
(-1.337",-0.346")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 613369 Yes 14° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.763", 0.521")
(-1.347",-0.352")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 613469 Yes 14° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.707", 0.571")
(-1.337",-0.346")
- - Inc.
Big Victor III (5.00" Bore Spacing) - 613569 Yes 11° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.763", 0.521")
(-1.347",-0.352")
- - Inc.
Big Victor III (4.84" Bore Spacing) - 613669 Yes 11° (2.52" x 2.15")
(1.84" x 1.50")
2.60"/1.94" (0.763", 0.521")
(-1.347",-0.352")
- - Inc.
Big Victor III (4.84" Bore Spacing) - 613769 Yes - (2.52" x 2.15")
(1.84" x 1.50")
- - - - Inc.
Big Victor III (5.0" Bore Spacing) - 613869 Yes - (2.52" x 2.15")
(1.84" x 1.50")
- - - - Inc.
Big Victor III (5.0" Bore Spacing) - 613969 Yes - (2.52" x 2.15")
(1.84" x 1.50")
- - - - Inc.

SMALL-BLOCK CHRYSLER PRO-PORT RAW HEADS
Small-Block Chrysler Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Victor 16° - 61749 Yes 16° (1.00" x 2.11")
(1.52" x 1.40")
2.15" / 1.60" (-0.760", 0.000")
(1.168", -0.000")
1.928" Inc. Inc.

SMALL-BLOCK FORD PRO-PORT RAW HEADS
Small-Block Ford Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Victor 36cc 770869 Yes 15° (1.00" x 1.85")
(1.33" x 1.24")
2.18"/1.64" (1.130", 0.006")
(0.805", 0.006")
1.935" Inc. Inc.
Glidden Victor II 24cc 77319 (E) No 11.3° (1.34" x 1.77")
(1.66" x 1.43")
2.24"/1.64" (0.760" 0.000")
(1.170", 0.000")
1.930" Inc. Inc.
Glidden Victor II 24cc 773169 (E) Yes 11.3° (1.34" x 1.77")
(1.66" x 1.43")
2.24"/1.64" (0.760", 0.000")
(1.170", 0.000")
1.930" Inc. Inc.
Glidden Victor SC-1 20cc 770769 Yes 7.3°x0.3° (1.16" x 1.76")
(1.50" x 1.36")
2.24"/1.64" (0.660", -0.440")
(1.110", -0.350")
- Inc. Inc.
Edelbrock Installation Note INSTALLATION NOTE: #770769: These heads can not be used without professional head preparation. With a true canted valve design (7.3° intake and 6.9° exhaust valve angles), these heads have maximum power potential. Extended intake flange and raised runners works with Yates-style manifolds.

FORD FE PRO-PORT RAW HEADS
Ford FE Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Ford FE 45cc 61859 No 13° (1.49" x .94")
(1.55" x 1.00")
2.09"/1.66" (0.885", 0.220")
(1.160", 0.220")
2.045" Inc. Inc.
Ford FE NHRA 45cc 61857 No 13° (1.49" x .94")
(1.55" x 1.00")
2.09"/1.66" (0.885", 0.220")
(1.160", 0.220")
2.045" Inc. Inc.

PONTIAC PRO-PORT RAW HEADS
Pontiac Aluminum Cylinder Heads Approved by NHRA by Edelbrock
Description Chamber
Size (A)
Part# HIP'd Angle Port Entry
Int. | Exh.
Valve Sizes
(B)
Int. | Exh.
Valve Pierce Points
(X,Y) (C)
Int. | Exh.
Valve
Space
Valve Seats Valve Guides
Performer RPM 72cc 60509 No 14° (1.10" x 2.02")
(1.46" x 1.40")
2.11"/1.66" (0.880", 0.000")
(1.150", 0.000")
2.030" Inc. Inc.
Victor - 77839 No 12.6° With push rod holes deleted (0.880", 0.000")
(1.230", 0.025")
2.040" Inc. Inc.
Victor - 77849 No 11° With push rod holes deleted (0.880", 0.000")
(1.230", 0.055")
2.040" Inc. Inc.

(A) Unfinished size
(B) Maximum size (each valve; may not be used together)
(C) Coordinates provided are for cylinders #1, #3, #6, #8. Invert the "X" value for cylinders #2, #4, #5, #7.
(D) All Valves are uninstalled unless noted.
(E) Without pushrod hole clearance

Edelbrock Tech Note TECH NOTE: Please view Cylinder Head Flow Data and Valve Springs & Retainers for all Edelbrock Performance Aluminum Cylinder Heads.
Edelbrock Tech Note PRODUCT EMISSIONS GUIDE
The following guide is designed to help you determine which Edelbrock components are legal for use on your vehicle. Learn more about Edelbrock Product Emissions Guide.

    50-State Legal
    For Racing Use ONLY
    For Use on Pre-Pollution Controlled Vehicles (PPCV)
    Stock Replacement Part
    Engine Swaps