engine heads and blocks
Edelbrock 77475 Victor Jr Big-Block Chevy Hydraulic Roller Camshaft
$1,123
Made to order
Universal fit — no vehicle-specific fitment required.
Free freight ≥ $999 · $40 flat below
About this part
The Edelbrock part #77475 Big-Block Chevy Victor Jr. 24 Deg 300cc cylinder heads feature an extra thick deck and extra material in the spring pockets for a heavy-duty casting that can be used with high-lift cam and heavy spring combinations. Edelbrock offers the complete 77475 cylinder heads with a spring packages to suit hydraulic roller cams and 118cc combustion chambers. The 300cc rectangle ports produce impressive flow and great power on competition big-blocks up to 510 c.i.d. with 4.310" or larger bore. Exhaust port exits are raised .534" to greatly improve exhaust flow and power.
Specifications
| WIDTH | 10.5 |
|---|---|
| HEIGHT | 8.25 |
| LENGTH | 24.75 |
| PROP65 | |
| WEIGHT | 47 |
| WARRANTY | 12 Months |
| EMISSIONS | Racing or Pre-Emissions Use Only |
| ATTRIBUTES | Material:Aluminum;Grade Type:Performance;Push Rod Diameter:0.375 IN;Deck Height:10.2 IN;Deck Thickness:0.562 IN;Combustion Chamber Volume:118.0 CCM;Intake Runner Volume:300.0 CCM;Intake Valve Diameter:2.250 IN;Exhaust Valve Diameter:1.900 IN;Valve Spring Diameter:1.550 IN;Valve Spring Maximum Lift:0.700 IN;Guide Plates Included:Yes;Head Casting Number:31-7745;CNC Ported:No;Guide Plate Material:Hardened Steel;Product Family:Victor;RGL:WARNING: This product can expose you to Lead which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information visit www.P65warnings.ca.gov.;Rocker Arm Stud Diameter:0.437 IN;Valve Angle:24 DD;Valve Stem Diameter:0.341 IN |
| PCDB CATEGORY | Engine |
| COUNTRY OF ORIGIN | US |
| PART TERMINOLOGY | Engine Cylinder Head |
| VEHICLE SPECIFIC FITMENT | N |
| INSTALLATION INSTRUCTIONS | 77475.pdf |
Datasheet — not yet published