Description
Edelbrock Victor Jr. CNC cylinder heads are a CNC-ported version of Edelbrock's Performer RPM heads. These cylinder heads feature a high velocity port design that's ideal for Super Gas, Super Comp, Hi-Po Marine, all-out street and Pro Brackets. Victor Jr. CNC cylinder heads have smaller than stock 11/32 in. valve stems to promote excellent flow and lighter valve weight.Brand: Edelbrock
Manufacturer's Part Number: 77139
Part Type: Cylinder Heads
Product Line: Edelbrock Victor Jr. CNC Cylinder Heads
HP Direct Part Number: EDL-77139
UPC: 085347771394
Combustion Chamber Volume (cc): 57
Intake Runner Volume (cc): 320cc
Exhaust Runner Volume (cc): 110cc
Cylinder Head Style: Assembled
Cylinder Head Material: Cast aluminum
Camshaft Style: Hydraulic roller
Intake Port Shape: Rectangular
Intake Valve Diameter (in.): 2.200 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Intake Port Location: Standard
Exhaust Port Shape: Round
Exhaust Port Location: Spread
Spark Plug Style: Angle
Intake Valves Included: Yes
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in.): 1.600 in.
Valve Springs Included: Yes
Maximum Valve Lift (in.): 0.750 in.
Outside Diameter of Outer Spring (in.): 1.320 in.
Damper Spring Included: No
Number of Springs Per Valve: Single
Retainers Included: Yes
Retainer Material: Titanium
Locks Included: Yes
Lock Style: 7 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Positive stop
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold individually.
Notes: Conventional factory rocker arms are retained, exhaust bolt pattern shifted 1.500 in. forward on driver's side and 1.500 in. back on passenger side. Factory intake mounting.
Manufacturer's Part Number: 77139
Part Type: Cylinder Heads
Product Line: Edelbrock Victor Jr. CNC Cylinder Heads
HP Direct Part Number: EDL-77139
UPC: 085347771394
Combustion Chamber Volume (cc): 57
Intake Runner Volume (cc): 320cc
Exhaust Runner Volume (cc): 110cc
Cylinder Head Style: Assembled
Cylinder Head Material: Cast aluminum
Camshaft Style: Hydraulic roller
Intake Port Shape: Rectangular
Intake Valve Diameter (in.): 2.200 in.
CNC-Machined Combustion Chamber: Yes
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Intake Port Location: Standard
Exhaust Port Shape: Round
Exhaust Port Location: Spread
Spark Plug Style: Angle
Intake Valves Included: Yes
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in.): 1.600 in.
Valve Springs Included: Yes
Maximum Valve Lift (in.): 0.750 in.
Outside Diameter of Outer Spring (in.): 1.320 in.
Damper Spring Included: No
Number of Springs Per Valve: Single
Retainers Included: Yes
Retainer Material: Titanium
Locks Included: Yes
Lock Style: 7 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Positive stop
Rocker Arm Studs Included: No
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: No
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Valve Guides Included: Yes
Valve Guide Material: Bronze
Valve Seats Machined: Yes
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold individually.
Notes: Conventional factory rocker arms are retained, exhaust bolt pattern shifted 1.500 in. forward on driver's side and 1.500 in. back on passenger side. Factory intake mounting.
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