Victor Jr. 4500 Series Upgrade Kit (200-400+ Hp)

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Edelbrock Victor Jr. Upgrade Kit #70025 allows you to upgrade from a Performer RPM Nitrous System or similar system from other manufacturers system. This system is capable of 200-400+ added horsepower. It includes everything needed for installation including Performer RPM fuel and nitrous solenoids, lines, gaskets, studs, stainless steel jets, 11/16" thick billet aluminum black anodized injection plate with intersecting "Dead Head" spray bars and owner's manual. This design has proven to produce the best nitrous and fuel distribution of any spray bar plate on the market. This system is for use with 4500 Series carburetors and has a silver powder coated bottle.

Documents & Installation Notes


Availability Available
Application Universal
GTIN 00085347700257
Availability Note Available to Order
Emissions Code
Hazardous Materials Warning WARNING: This product can expose you to Chrome, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit
Installation Notes
  • This system will require a single-plane intake manifold, race fuel, upgraded ignition system, ignition retard, colder plugs and forged pistons. A dedicated fuel pump, aftermarket rods and crank shaft are recommended. Bottle is shipped empty.