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Catalog Part #70402
Brochure No. 63-0164

©2003 Edelbrock Corporation

Rev. 02/03

Page 2 of 25

Thank You….
…for purchasing an Edelbrock Nitrous Oxide Injection System.

Nitrous Oxide injection is one of the most exciting performance enhancements, for the dollar invested, on the market today. With the
use of nitrous oxide come some important safety considerations. This manual has been written to help you during the installation
and use of your Edelbrock Nitrous System. Please read it completely before you install and use your system. Please pay close
attention to the safety information at the beginning of each section. The information contained there specifically pertains to each of
the components and installation methodologies within the section.

Please take the time to read and understand the following….

By installing your Edelbrock Nitrous System, you indicate you have read this document and you agree with the terms stated below:

It is the responsibility of the purchaser to follow all installation instruction guidelines and safety procedures supplied with the
Edelbrock Nitrous Systems. It is also the responsibility of the purchaser to determine the compatibility of the product with the vehicle
or the device on which the purchaser intends to install it.

Edelbrock Corporation assumes no responsibility for damages occurring from misuse, abuse, improper installation, improper
operation, lack of responsible care, or all previously-stated reasons resulting from incompatibility with other manufacturer’s products
and/or systems.

Edelbrock Corporation neither recommends nor condones the use of products manufactured or sold by Edelbrock Corporation for use
on vehicles, which may be driven on public roads or highways, and assumes no responsibility for damages incurred by such use.

Edelbrock Corporation assumes no responsibility for damages incurred by the use of products manufactured or sold by Edelbrock
Corporation on vehicles used for competition or racing.

Edelbrock General Warranty

It is the constant endeavor of Edelbrock Corporation to give our customers the highest quality products obtainable. Edelbrock
warrants each new product, except Performer Series Carburetors, Race Division Parts, Tubular Exhaust Systems, RPM Series Mufflers,
Cat-Back Systems and Performer IAS Shock Absorbers which are warranted separately, to be free from defects in both workmanship
and material for a period of one (1) year from the date of purchase, provided that the product is properly installed, subjected to normal
use and service and that the product is not modified or changed in any way, negligence by customer or installer or used for racing
or competition purposes.

Our warranty service and repair facility is located at 2700 California Street, Torrance, California 90503. Customers who believe they
have a defective product should either return it to the dealer from which it was purchased or ship it directly to Edelbrock along with
proof of purchase and a complete description of the problem. The product must be returned freight pre-paid. If a thorough inspection
of the product by the factory indicates defects in workmanship or material, our sole obligation shall be to repair or replace the
product. Warranty covers only the product itself and not the cost of installation or removal.

Edelbrock Corporation shall not be liable for any and all consequential damages occasioned by the breach of any
written or implied warranty pertaining to this sale in excess of the purchase price of the product sold.

If you have any questions regarding a product or installation, please contact our Technical Department, toll free 
at 1-800-416-8628 from 7:00am to 5:00pm PST, Monday through Friday.

Thank you again for choosing Edelbrock Nitrous Systems.

FORD 5.0L/4.6L PERFORMER RPM EFI NITROUS SYSTEM

Catalog #70402

Summary of Contents for 70402

Page 1: ...ous Spray Nozzle Installation 12 2 7 Fuel Pressure Safety Switch Installation 13 2 8 EFI Vacuum Tee Installation 13 2 9 Fuel Pump Installation 13 14 3 0 Electrical System Installation 3 1 Nitrous Elec...

Page 2: ...ation assumes no responsibility for damages incurred by the use of products manufactured or sold by Edelbrock Corporation on vehicles used for competition or racing Edelbrock General Warranty It is th...

Page 3: ...s Floor jack Razor blade or other sharp flat edged cutting instrument Vehicle jackstands Safety glasses Power Tools Power drill Drill bits You should understand the following skills Power tool safety...

Page 4: ...sore nasal passages Nytrous Plus was specifically created for automotive applications and is available for sale to the public at many speed shops across the USA Safety Steps For Working With Nitrous O...

Page 5: ...rtain components can be located to allow easy installation on vehicles with upgraded or modified equipment The microswitch brackets are designed to be manipulated bent cut twisted etc and the electric...

Page 6: ...sult in severe engine damage Fuel Quality Because Nitrous oxide is an oxidizer fuel selection is critical Both octane and fuel consistency affect fuel burn rate The oxidizer quality of nitrous oxide w...

Page 7: ...ea N2O Filter Fitting 4AN x 1 8 NPT Blue 1 ea 3AN x 1 8 NPT Nitrous Fitting Blue 1 ea Microswitch mounting bracket 1 ea 24 3AN steel braided hose 90 degree on one end Jets 1 ea Jet 047 1 ea Jet 049 1...

Page 8: ...vice or PRD It is a safety valve designed to vent the contents of the bottle into the atmosphere in case of a catastrophic event like a collision It is also installed to prevent the over pressurizatio...

Page 9: ...led so that the bottom of the siphon tube is at the bottom of the bottle opposite the bottle label An Edelbrock nitrous bottle cannot be mounted upside down Edelbrock does not offer a non siphon tube...

Page 10: ...es apart from each other 9 Install the bottle mounting brackets using Grade 8 bolts nuts and flat washers not included with kit Use fender washer underneath the vehicle for sheet metal mounting 10 Tig...

Page 11: ...ng outlet fitting plug solenoid tee and solenoid mounting screws 2 Hold one of the nitrous solenoids securely like in a bench vise being careful not to harm the solenoid or block the inlet or outlet p...

Page 12: ...lar and the feed line from solenoid to nozzle do not interfere with any systems or components of the vehicle such as the hood latching device 2 Mark where the nozzle will be placed 3 Remove the intake...

Page 13: ...he vacuum line that originally went to the vehicle s fuel pressure regulator onto the center barb fitting of the EFI vacuum tee Note The center barb can easily be identified by the anodized nut used t...

Page 14: ...secure with one of the supplied hose clamps 6 Install the male Ford Fuel Hose Adapter into the remaining end of the fuel hose and secure with one of the supplied hose clamps Connect the male Ford Fue...

Page 15: ...s also good practice to have a book that specializes on the specialized techniques required when working with vehicular electrical systems 3 0 Electrical System Installation Item Quantity Description...

Page 16: ...Catalog Part 70402 Brochure No 63 0164 2003 Page 16 of 25 3 2 Nitrous Electrical System Wiring Diagram...

Page 17: ...ting of your wires follow the Wire Harness Schematic on page 16 and use the Origin and Destination Map as a guide for which electrical connectors are used in each circuit Once you have decided the loc...

Page 18: ...ollar included with the switch for applications that require special spacing during installation 3 6 Microswitch Installation and Wiring The function of your microswitch is to enable your nitrous syst...

Page 19: ...erence around the throttle linkage The microswitch bracket supplied is drilled to permit many different switch mounting positions This flexibility allows for the microswitch to be positioned in such a...

Page 20: ...e holder 3 1 ea 16 18 splice connector 4 3 ea 14 16g 3 8 ring terminal Nylon insulated 5 2 ea 14 16g ring terminal 8 Stud Nylon insulated 6 1 ea 15 amp ATO blade fuse Fuel Pump Relay Wiring Schematic...

Page 21: ...es along the route of your wire harness as they can chafe the wire and cause your system to fail Locate the fuel pump wires which are located just above the fuel tank feeding in towards the in tank pu...

Page 22: ...completed the installation of you Edelbrock Nitrous System 5 0 Solenoid Inspection and Maintenance 1 Close the valve on the nitrous bottle Make sure all nitrous supply lines are free of pressure befo...

Page 23: ...lenoid a Repair replace solenoid See Solenoid Inspection and Maintenance section 2 Contamination in nitrous solenoid a Remove and inspect solenoid for dirt around seat area of plunger in solenoid Symp...

Page 24: ...wiring terminals i Replace microswitch 6 Inadequate nitrous supply a Weigh bottle i Bottle should be 10 lbs above empty bottle weight listed on bottle label when full b Check bottle temperature i Mai...

Page 25: ...vated Inadequate fuel delivery due to 1 Plugged fuel filter a Inspect fuel filter i Clean or replace filter 2 Crimped fuel line a Inspect fuel line i Replace crimped line 3 Weak or inadequate fuel pum...

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