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Kit Number 05176NOS, when equipped with the upgrade package P/N 15826NOS, has received an Executive Order
Exemption from the California Air Resources Board (EO #D-266).  This exemption means than when equipped with this
upgrade package, your vehicle will be “Smog Legal” in all 50 states.

Kit Number 05176TBNOS has not yet been tested and therefore, has not received an Executive Order Exemption from
the California Air Resources Board.

NOTICE: The NOS Kit Number 05176NOS/05176TBNOS is not intended for use on hatchback type vehicles without the

use of NOS part numbers 16160NOS (External Aluminum Blow-Down Tube) and 16166NOS (Racer Safety
Pressure Relief Cap).

HAZARDS DEFINED

This manual presents step-by-step instructions that describe the process of installing your NOS Nitrous Oxide Injection System.
These procedures provide a framework for installation and operation of this kit.  Parts are referenced by name and number to
avoid confusion.  Within the instructions, you are advised of potential hazards, pitfalls, and problems to avoid.  The following
examples explain the various hazard levels:  

WARNING! Failure to comply with instructions may result in injury or death.

CAUTION!

Failure to comply with instructions may result in damage to equipment.

NOTE:

This information is important, needs to be emphasized, and is set apart from the rest of the text.

HINT:

These special instructions provide a handy work tip.

NITROUS OXIDE INJECTION SYSTEM SAFETY TIPS

WARNINGS

Do not attempt to start the engine if the nitrous has been injected while the engine was not running.  Disconnect the
coil wire and turn the engine over with the throttle wide open for several revolutions before attempting to start.  Failure
to do so can result in extreme engine damage.

Never permit oil, grease, or any other readily combustible substances to come in contact with cylinders, valves,
solenoids, hoses, and fittings.  Oil and certain gases (such as oxygen and nitrous oxide) may combine to produce a
highly flammable condition.

Never interchange nitrous and fuel solenoids.  Failure to follow these simple instructions can result in extreme engine
damage and/or personal injury.

Never drop or violently strike the bottle.  Doing so may result in an explosive bottle failure.

Never change pressure settings of the safety relief valve on the nitrous bottle valve.  Increasing the safety relief valve
pressure settings may create an explosive bottle hazard.

Identify the gas content by the NOS label on the bottle before using.  If the bottle is not identified to show the gas
contained, return the bottle to the supplier.

Do not deface or remove any markings that are on the nitrous bottle.

Nitrous bottle valves should always be closed whenever the system is not being used.

Notify the supplier of any condition, which might have permitted any foreign matter to enter the valve or bottle.

Always keep the valves closed on all empty bottles to prevent accidental contamination.

After storage, open the nitrous bottle valve for an instant to clear the opening of any possible dust or dirt.

It is important that all threads on the valves and solenoids are properly mated.  Never force connections that do not fit
properly.

CONGRATULATIONS 

on purchasing your NOS Nitrous Oxide Injection System.  Your system is composed of the highest

quality components available.  It should provide many miles of trouble-free performance when used correctly.  If you have any
questions regarding the performance of your system, call NOS Technical Service at 1-866-GOHOLLEY.

Summary of Contents for 05176NOS

Page 1: ...mproper installation improper operation lack of reasonable care or all previously stated reasons resulting from incompatibility with other manufacturers products Nitrous Oxide Systems Inc assumes no r...

Page 2: ...revolutions before attempting to start Failure to do so can result in extreme engine damage Never permit oil grease or any other readily combustible substances to come in contact with cylinders valves...

Page 3: ...BNOS only 13 2 10 1 Fuel Pump Installation 14 2 11 Electrical System Installation 15 2 11 1 Electrical Installation N2O System 15 2 11 2 Electrical Installation Fuel Pump 17 2 12 Preparing for Operati...

Page 4: ...e the engine coil wire open the throttle and crank the engine 10 to 15 seconds before starting Failure to do so can result in an explosive engine failure Use your NOS nitrous system at wide open throt...

Page 5: ...ase contact NOS Technical Support at 1 866 GOHOLLEY Table 1 Kit Number 05176NOS 05176TBNOS Parts List Item Description Quantity NOS P N 1 10 lb Nitrous Bottle 1 14745 2 Bottle Valve Adapter 4AN 1 1622...

Page 6: ...6 Figure 1 Kit Numbers 05176NOS 05176TBNOS Components...

Page 7: ...nmentally separated from the driver s compartment Vehicles such as Camaros and Firebirds do not have separate trunk compartments so this kit includes an external blow down tube The safety blow down tu...

Page 8: ...siphon tube at the back of the bottle where the liquid N2O will be during acceleration WARNING DO NOT attempt to remove the siphon tube without completely emptying the bottle of all nitrous and press...

Page 9: ...the bottle mounting brackets 4 and the vent tube 5 on the nitrous bottle 3 Locate the bottle assembly in the desired mounting area ensuring that the location will provide easy access to the bottle val...

Page 10: ...10 Figure 4 Kit Numbers 05176NOS 05176TBNOS Assembly Drawing NOTE Parts 6 7 8 are not used when installing NOS Kit Number 05176TBNOS...

Page 11: ...r Air Inlet duct is secured in place in Section 2 10 2 2 5 Solenoid and Regulator Mounting Kit Number 05176NOS only Use the following procedure to install the nitrous solenoids CAUTION Do not overtigh...

Page 12: ...11 5 Install the nitrous filter fitting 12 into the first nitrous solenoid inlet port 6 Install the 1 8 NPT nipple 13 into the nitrous pressure regulator 14 inlet port 7 Loosely thread the nitrous pr...

Page 13: ...s or nylon tie wraps to support the line securely 4 Attach the nitrous supply line to the nitrous bottle valve adapter 3 Use the optional 4AN to 4AN 90 fitting 21 if necessary WARNING Nitrous oxide ca...

Page 14: ...Refer to Figure 6 for the location of the fuel rail test port WARNING The fuel system in LT 1 powered vehicles is designed to retain a fuel pressure of approximately 30 psi after the engine has been s...

Page 15: ...rottle only Figure 9 shows the suggested mounting configuration HINT The microswitch may be mounted to the bracket in a variety of positions and on either side of the bracket The bracket may be bent t...

Page 16: ...eled volts on the arming switch to an ignition switched 12V source using the fused red wire provided NOTE When selecting an ignition switched 12V source ensure that your source is capable of handling...

Page 17: ...ed relay wire to the factory fuel pump power wire wire should be gray in color using the scotch lock connector 34 6 Connect the orange relay wire to the battery or vehicle accessory power supply shoul...

Page 18: ...rk with stock engine settings For maximum performance follow the settings listed in Table 2 Table 2 Tuning Suggestions for NOS Kit Numbers 05176NOS 05176TBNOS Configuration N2O Jetting Fuel Quality Ig...

Page 19: ...terminal Check for continuity at grounds shown in Figure 9 Tighten repair loose ground s Malfunctioning arming switch Turn arming switch ON Connect 12V test light to battery terminal Check for power a...

Page 20: ...Smog Legal Package P N 15826NOS will make your nitrous kit Emissions Legal in all 50 states The Remote Bottle Valve P N 16058NOS is the perfect convenience accessory electronically turns nitrous bott...

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