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Tuning Technical Information

SUGGESTED BASELINE TUNING COMBINATIONS FOR SELECTED NOS SYSTEMS

Extra HP Jetting
N2O/Fuel
Fuel Octane (R+M/2) Ignition Timing Spark Plug Heat Range

Super Powershot
100 HP .047/.053 92+ pump gas Standard to 2° retard Standard
125 HP .055/.061 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .063/.071 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
175 HP .073/.082 105 octane racing gas 6-8° retard 2 to 3 steps colder

Cheater System
100 HP .047/.053 92+ pump gas 2-4° retard Standard
125 HP .055/.061 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .063/.071 100+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
180 HP .073/.082 105 octane racing gas 4-6° retard 2 to 3 steps colder
210 HP .082/.091 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250 HP .093/.102 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder

Dual Shot Cheater System, Stage 1
100 HP .047/.053 92+ pump gas Standard to 2° retard Standard
125 HP .055/.061 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .063/.071 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder

Dual Shot Cheater System, Stage 2
150 HP .063/.071 100+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
180 HP .073/.082 105 octane racing gas 4-6° retard 2 to 3 steps colder
210 HP .082/.091 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250 HP .093/.102 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder

Multiple Carburetor Cheater System
100 HP .033/.037 92+ pump gas 2-4° retard Standard
125 HP .038/.043 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .052/.059 100+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
175 HP .059/.065 105 octane racing gas 4-6° retard 2 to 3 steps colder
200 HP .065/.073 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250 HP .073/.078 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder

Big Shot System
175 HP .073/.082 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
225 HP .082/.091 92+ pump gas w/octane boost or 100+ racing gas 6-8° retard 1 to 2 steps colder
275 HP .093/.102 105 octane racing gas 8-10° retard 2 to 3 steps colder
325 HP .102/.110 110+ octane, .74 or higher specific gravity, racing gas 10-12° retard 3 to 4 steps colder
350+ HP .120/.116 110+ octane, .74 or higher specific gravity, racing gas 12°+ retard 3 to 4 steps colder

2-Stage Big Shot System, Stage 1
100 HP .047/.053 92+ pump gas w/octane boost or 100+ racing gas 2-4° retard 1 to 2 steps colder
125 HP .055/.061 92+ pump gas w/octane boost or 100+ racing gas 2-4° retard 1 to 2 steps colder
150 HP .063/.071 100+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
180 HP .073/.082 105 octane racing gas 4-6° retard 2 to 3 steps colder
210+ HP .082/.091 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250+ HP .093/.102 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder

2-Stage Big Shot System, Stage 2
200 HP .073/.082 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
225 HP .082/.091 92+ pump gas w/octane boost or 100+ racing gas 6-8° retard 1 to 2 steps colder
275 HP .093/.102 105 octane racing gas 8-10° retard 2 to 3 steps colder
325 HP .102/.110 110+ octane, .74 or higher specific gravity, racing gas 10-12° retard 3 to 4 steps colder
350+ HP .120/.116 110+ octane, .74 or higher specific gravity, racing gas 12°+ retard 3 to 4 steps colder

Multiple Carburetor Big Shot System
200 HP .052/.058 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
225 HP .059/.065 92+ pump gas w/octane boost or 100+ racing gas 6-8° retard 1 to 2 steps colder
275 HP .065/.073 105 octane racing gas 8-10° retard 2 to 3 steps colder
325 HP .073/078 110+ octane, .74 or higher specific gravity, racing gas 10-12° retard 3 to 4 steps colder
350+ HP .085/.082 110+ octane, .74 or higher specific gravity, racing gas 12°+ retard 3 to 4 steps colder

Pro Racing Plate System, each stage
100 HP .047/.053 92+ pump gas 2-4° retard Standard
125 HP .055/.061 92+ pump gas w/octane boost or 100+ racing gas 2-4° retard Standard to 1 step colder
150 HP .063/.071 100+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
180 HP .073/.082 105 octane racing gas 4-6° retard 2 to 3 steps colder
210 HP .082/.091 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250 HP .093/.102 110+ octane, .74 or higher specific gravity, racing gas 10°+ retard 3 to 4 steps colder

Multiple Carburetor Pro Racing Plate System, each stage
100 HP .033/.037 92+ pump gas 2-4° retard Standard
125 HP .038/.043 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .052/.059 92+ pump gas w/octane boost or 100+ racing gas 4-6° retard 1 to 2 steps colder
175 HP .059/.065 105 octane racing gas 4-6° retard 2 to 3 steps colder
200 HP .065/.073 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
250 HP .073/.078 110+ octane, .74 or higher specific gravity, racing gas 8°+ retard 3 to 4 steps colder

Pro Shot or Pro Race Fogger Systems
100 HP .018/.018 92+ pump gas 2-4° retard Standard
125 HP .020/.020 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .022/.022 92+ pump gas w/octane booster or 100+ racing gas 4-6° retard 1 to 2 steps colder
175 HP .024/.024 105 octane racing gas 4-6° retard 2 to 3 steps colder
250 HP .028/.028 110+ octane, .74 or higher specific gravity, racing gas 6-8° retard 3 to 4 steps colder
300 HP .032/.032 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder
350 HP .036/.036 110+ octane, .74 or higher specific gravity, racing gas 10-12° retard 3 to 4 steps colder
400 HP .040/.040 110+ octane, .74 or higher specific gravity, racing gas 12°+ retard 3 to 4 steps colder
500 HP .042/.042 110+ octane, .74 or higher specific gravity, racing gas 12°+ retard 3 to 4 steps colder

4-cylinder Sportsman Fogger System (Carbureted)
50 HP .018/.018 92+ pump gas 2° retard Std to 1 step colder
75 HP .022/.022 92+ pump gas w/octane booster or 100+ racing gas 2-4° retard 1 step colder
100 HP .024/.024 105 octane racing gas 4-6° retard 1 to 2 steps colder
125 HP .026/.026 110+ octane, .74 or higher specific gravity, racing gas 4-8° retard 2 steps colder
150 HP .028/.028 110+ octane, .74 or higher specific gravity, racing gas 6-10° retard 2 to 3steps colder

6-cylinder Sportsman Fogger System (Carbureted)
75 HP .018/.018 92+ pump gas Standard to 2° retard Std to 1 step colder
100 HP .022/.022 92+ pump gas w/octane booster or 100+ racing gas 2-4° retard 1 step colder
125 HP .024/.024 105 octane racing gas 4-6° retard 1 to 2 steps colder
150 HP .026/.026 110+ octane, .74 or higher specific gravity, racing gas 4-8° retard 2 steps colder
175 HP .028/.028 110+ octane, .74 or higher specific gravity, racing gas 6-10° retard 2 to 3steps colder

8-cylinder Sportsman Fogger System
100 HP .018/.018 92+ pump gas 2-4° retard Standard
125 HP .020/.020 92+ pump gas w/octane boost 2-4° retard Std to 1 step colder
150 HP .022/.022 92+ pump gas w/octane booster or 100+ racing gas 4-6° retard 1 to 2 steps colder
175 HP .024/.024 105 octane racing gas 4-6° retard 2 to 3 steps colder
250 HP .028/.028 110+ octane, .74 or higher specific gravity, racing gas 8-10° retard 3 to 4 steps colder
300 HP .032/.032 110+ octane, .74 or higher specific gravity, racing gas 10-12°+ retard 3 to 4 steps colder

4 and 6-cylinder Powerfogger™ System
35 HP .026/.018 92+ pump gas (43 psi) Standard Standard
50 HP .030/.022 92+ pump gas (43 psi) Standard to 2° retard Std to 1 step colder
75 HP .036/.024 92+ pump gas (43 psi) 2-4° retard 1 step colder

8-cylinder Powerfogger™ System
75 HP .040/.028 92+ pump gas (43 psi) 2-4° retard Standard
100 HP .051/.034 92+ pump gas w/octane booster or 100+ racing gas (43 psi) 2-4° retard Std to 1 step colder
125 HP .065/.038 92+ pump gas w/octane booster or 100+ racing gas (43 psi) 4-8° retard 1 step colder

4-cylinder NOSzle™ Systems
75 HP .022/.014 92+ pump gas w/octane booster or 100+ racing gas (43 psi) 2-4° retard Standard
125 HP .026/016 110+ octane, .74 or higher specific gravity, racing gas (43 psi) 2-4° retard Std to 1 step colder
150 HP .028/.017 110+ octane, .74 or higher specific gravity, racing gas (43 psi) 4-6° retard 1 to 2 steps colder

6-cylinder NOSzle™ Systems
100 HP .022/.014 92+ pump gas w/octane booster or 100+ racing gas (43 psi) 2-4° retard Standard
150 HP .026/016 110+ octane, .74 or higher specific gravity, racing gas (43 psi) 2-4° retard Std to 1 step colder
175 HP .028/.017 110+ octane, .74 or higher specific gravity, racing gas (43 psi) 4-6° retard 1 to 2 steps colder

8-cylinder NOSzle™ Systems
100 HP .018/.010 92+ pump gas (43 psi) 2-4° retard Standard
175 HP .024/.016 105 octane racing gas (43 psi) 2-4° retard Std to 1 step colder
300 HP .032/.018 110+ octane, .74 or higher specific gravity, racing gas (43 psi) 4-6° retard 1 to 2 steps colder

NOS-02115, 16, 17 1986-93 - 5.01 Ford Mustang Big Shot plate
150 HP .038/.025 92+ pump gas 2-4° retard Standard
200 HP .045/.030 92+ pump gas w/octane boost 4-6° retard 1 to 2 steps colder
250 HP .055/.032 100 octane racing gas 6-8° retard 2 to 3 steps colder
275+ HP .120/.116 105 octane racing gas 8-10° retard 3 to 4steps colder

NOS-05115 1986-93 - 5.01 Ford Mustang
80 HP .042/.059T 92+ pump gas 8° retard Standard

NOS-05115-II 1986-93 - 5.01 Ford Mustang
150 HP .067/.042T 92+ pump gas 8° retard Standard

NOS-05116 1999+ - 4.6L Ford Mustang
100 HP (Stock) .059 92+ pump gas Stock Standard
125 HP (Stock) .061 92+ pump gas Stock Standard
100 HP (Mod) .052 92+ pump gas Stock Standard
125 HP (Mod) .055 92+ pump gas Stock Standard

NOS-05120, 22, 23, 24, 75 - Small Displacement
50 HP .032/.042T 92+ pump gas Stock Standard
60 HP .034/.042T 92+ pump gas Stock Standard
70 HP .036/.042T 92+ pump gas Stock Standard
85 HP .045/.042T 92+ pump gas Stock Standard

NOS-05151 - GM TPI
100 HP .055/.042 92+ pump gas Stock Standard
150 HP .070/.053 92+ pump gas Stock Standard

NOS-5176 - GM LT1
150 HP .067/.059T 92+ pump gas Stock Std. to 1 step colder

NOS-05177 - GM LS1
75 HP .028 92+ pump gas Stock Standard
85 HP .030 92+ pump gas Stock Standard
100 HP .032 92+ pump gas Stock Standard

NOS-05182 1996-2001 - Dodge Neon
50 HP .032 92+ pump gas Stock Standard

NOS-05185 - Durango/Dakota
60 HP .032 92+ pump gas Stock Standard

NOS-05186 - Ford Focus
35 HP .028 92+ pump gas Stock 1 to 2 steps colder
50 HP .032 92+ pump gas Stock 2 steps colder



 
 


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