CYLINDER HEADS
Chevrolet Big Block 396-454 (Cont.) Edelbrock Victor & Victor Jr. Aluminum Head Engineered for competition big blocks. Available in unported and CNC-ported versions. Bare or assembled, sold individually.
EDE77409
Intake Runner
Comb. Chamber
Port Type Rect. Rect. Rect.
Valve Angle
Intake Valve 2.300" 2.250" 2.250"
Exhaust Valve
Part No. EDE77409 EDE77479 EDE77485
Description
Assembled, Victor 24° Assembled, Victor Jr. 24°
345cc 300cc 300cc
115cc 118cc 106cc
24° 24°
1.920" 1.900" 1.900"
Assembled, Victor Jr., Hydraulic Roller
24
Edelbrock Big Victor Spread Port CNC - 405cc Aluminum Heads The Big Victor Spread Port CNC - 405cc heads are intended for high output large CID rac-
ing engines with 4.84" bore spacing. Improved design over the existing 18 degree Big Chief and Big Duke heads. Fully CNC ported and extra material added in the deck for milling, improved valvetrain geometry delivering Pro-Stock level technology on engines up to 10,000 rpm, requires Jesel shaft mounted system #KPS-387154 and Edelbrock EDE4259 valve covers. Sold Individually.
Intake Runner
Comb. Chamber
Valve Angle
Intake Valve
Exhaust Valve
Part No.
Description
EDE618268 EDE618368
Bare Big Victor, CNC 120 Bare Big Victor, CNC 140
442cc (lh)/451cc (rh) 442cc (lh)/451cc (rh)
92cc 92cc
12° 14°
2.450" 1.850" 2.450" 1.850"
Edelbrock Victor DR17 CNC - 425cc Aluminum Heads The DR17 is the next evolution in Edelbrock conventional style BBC cylinder heads geared for the sportsman racer. Designed to deliver consistent and reliable performance through the whole season. Based off the Victor 24 Gen II Pro-Port design, but features revised valve angle and location for improved flow and performance. Features HIP process for superior strength, 0.400" raised intake port, revised water jackets, and a taller valve cover rail. Sold individually.
Intake Runner
Comb. Chamber
Valve Angle
Intake Valve
Exhaust Valve
Part No.
Description
EDE615468
Bare, Victor DR17 CNC
425cc
90cc
17°
2.450" 1.800"
Edelbrock Big Victor 3 CNC Spread Port - 550cc Aluminum Heads
These heads feature a symmetrical port design for the sportsman racer. Similiar to the Pro- Stock DRCE3 head, ports are CNC matched to popular Edelbrock, Brodix, CFE, Dart and Sonny Racing engine blocks. Features HIP process for strength, more oil drain backs, new water passage design, redesigned valvetrain geometry for improved stability and quality. Sold individually.
Intake Runner
Comb. Chamber
Valve Angle
Intake Valve
Exhaust Valve
Part No.
Description
EDE614668
Bare, Big Victor 3 CNC
550cc
76cc
11°
2.500" 1.820"
Edelbrock Performer 7.4L TBI Aluminum Head OEM replacement for 1987-95 TBI equipped 454 Chevy. Smaller combustion chamber raises compression to 8.8:1. Requires Gen. IV (Mark IV) valvetrain components. Sold individually. EDE60489
Intake Runner
Comb. Chamber
Exhaust Valve
Part No. EDE60489 EDE60499
Description
Port Type Valve Angle Intake Valve
Bare, Performer 7.4L
290cc 290cc
100cc 100cc
Oval Oval
26° 26°
2.190" 2.190"
1.880" 1.880"
Assembled, Performer 7.4L
2018 ENGINE BUILDER CATALOG
164
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