Description
These Edelbrock Victor Jr. 24 degree rectangular port cylinder heads for Big Block Chevy feature smaller 300cc intake ports designed for competition engines up to 510 cu. in. with 4.250 in. bores or larger. They are ideal for throttle control devices common in Super class racing today. The cylinder heads include 2.250 in. intake and 1.900 in. exhaust valves with 11/32 in. stems.Brand: Edelbrock
Manufacturer's Part Number: 77485
Part Type: Cylinder Heads
Product Line: Edelbrock Victor Jr. 24 Degree Rectangular Port Cylinder Heads for Big Block Chevy
HP Direct Part Number: EDL-77485
UPC: 085347774852
Combustion Chamber Volume (cc): 106
Intake Runner Volume (cc): 300cc
Exhaust Runner Volume (cc): 128cc
Cylinder Head Style: Assembled
Cylinder Head Material: Cast aluminum
Camshaft Style: Hydraulic roller
Intake Port Shape: Rectangular
Intake Valve Diameter (in.): 2.250 in.
CNC-Machined Combustion Chamber: No
CNC-Machined Intake Runner: No
CNC-Machined Exhaust Runner: No
Combustion Chamber Style: Semi-open
Intake Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Location: Raised
Intake Valves Included: Yes
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in.): 1.900 in.
Valve Springs Included: Yes
Maximum Valve Lift (in.): 0.775 in.
Outside Diameter of Outer Spring (in.): 1.540 in.
Damper Spring Included: No
Number of Springs Per Valve: Dual
Retainers Included: Yes
Retainer Material: Steel
Locks Included: Yes
Lock Style: 7 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Positive stop
Rocker Arm Studs Included: Yes
Rocker Arm Nut Thread Size: 7/16 in.-20
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: Yes
Guideplate Pushrod Size: 3/8 in.
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 24
Valve Guides Included: Yes
Valve Guide Material: Manganese bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold individually.
Manufacturer's Part Number: 77485
Part Type: Cylinder Heads
Product Line: Edelbrock Victor Jr. 24 Degree Rectangular Port Cylinder Heads for Big Block Chevy
HP Direct Part Number: EDL-77485
UPC: 085347774852
Combustion Chamber Volume (cc): 106
Intake Runner Volume (cc): 300cc
Exhaust Runner Volume (cc): 128cc
Cylinder Head Style: Assembled
Cylinder Head Material: Cast aluminum
Camshaft Style: Hydraulic roller
Intake Port Shape: Rectangular
Intake Valve Diameter (in.): 2.250 in.
CNC-Machined Combustion Chamber: No
CNC-Machined Intake Runner: No
CNC-Machined Exhaust Runner: No
Combustion Chamber Style: Semi-open
Intake Port Location: Standard
Exhaust Port Shape: Square
Exhaust Port Location: Raised
Intake Valves Included: Yes
Exhaust Valves Included: Yes
Exhaust Valve Diameter (in.): 1.900 in.
Valve Springs Included: Yes
Maximum Valve Lift (in.): 0.775 in.
Outside Diameter of Outer Spring (in.): 1.540 in.
Damper Spring Included: No
Number of Springs Per Valve: Dual
Retainers Included: Yes
Retainer Material: Steel
Locks Included: Yes
Lock Style: 7 degree
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Positive stop
Rocker Arm Studs Included: Yes
Rocker Arm Nut Thread Size: 7/16 in.-20
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplates Included: Yes
Guideplate Pushrod Size: 3/8 in.
Valve Cover Mounting Style: Perimeter bolt
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 24
Valve Guides Included: Yes
Valve Guide Material: Manganese bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 3-angle
Valve Seat Material: Ductile iron
Cylinder Head Color: Natural
Steam Holes Drilled: No
Machined for O-Ring: No
Heat Crossover: No
Remanufactured: No
Quantity: Sold individually.
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