Big Shot Nitrous System Holley 4150 Squarebore 4-bbl Carburetor

Vehicle Info Needed

NOSPART NUMBER: 741-02101

Big Shot Nitrous System Holley 4150 Squarebore 4-bbl Carburetor

Name: Big Shot Nitrous System Holley 4150 Squarebore 4-bbl Carburetor
Brand: NOS
SKU: 741-02101
Price: 1349.95 USD
Availability: InStock

^$1,349⁹⁵

Ships on 12/30/2026

Lowest Price Guarantee

Big Shot Single Carb Nitrous Systems

Holley 4150 Squarebore 4-bbl Carburetor
6 AN Nitrous Supply Line
1/2 in. Fogging Plate
Adjustable from 190 to 300 HP
10 lb. Electric Blue Bottle
Unique Fogging Plate Design
Vastly Improves Nitrous Flow
Improves Fuel Atomization
Improves Mixture Distribution
Advanced EDM Technology
Highly Efficient Nitrous System
Includes Necessary Electrical Hardware
Record Breaking Runs
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeNitrous System

BrandNOS

Package Height10.1

Package Width10.2

Package Length24.5

Weight25.08 PG

Part CategoryPerformance Parts

Nitrous System StyleWet

UsageStrip/Competition

Bottle Brackets IncludedYes

Nitrous Bottle Capacity (Lbs.)10

Jet Sizes Included (Hp)190, 225, 275, 300

Dual StageNo

QuantitySold as a kit

Delivery StyleSquare bore plate

ActivationMicroswitch

Bottle MaterialAluminum

Maximum Horsepower300

Bottle IncludedYes

TypeHolley 4 bbl Flange

BottleWith Bottle

Fuel SolenoidCheater

Bottle ColorNOS Blue

Maximum Advertised Horsepower Increase300

Part FitmentSemi Universal

Bracket MaterialSteel

Solenoid Quantity2

Vendor Part Number02101NOS

Package Qty1

Package TypeEA

No Questions

No Reviews

Items You Need

JEGS

Adjustable Fuel Pressure Safety Switch 1/8" NPT, 5-24 psi

Part Number : 555-11205

^$33⁸⁹$36.89

You Save$3.00

JEGS

Nitrous Pressure Gauge, 1 1/2 in. Dia. Mechanical [Liquid Filled, 0-1500 psi with Black Face]

Part Number : 555-41005

^$33⁸⁹$36.99

You Save$3.10

JEGS

Nitrous Oxide Bottle Nut Wrench 1-1/4" hex

Part Number : 555-80545

^$4⁹⁷$23.09

You Save$18.12

JEGS

Billet Nitrous Switch Kit 4150/4150HP Series Carburetors

Part Number : 555-16500

^$32⁸⁹$35.79

You Save$2.90

JEGS

Nitrous Bottle Warmer for 10 lb. and 15 lb. Bottles [12 Volt, 13.8 Volt, 16 Volt DC]

Part Number : 555-16552

^$134⁹⁹$141.99

You Save$7.00

JEGS

Nitrous Bottle Warmer for 10 lb. and 15 lb. Bottles [120-Volt AC]

Part Number : 555-16554

^$193⁹⁹$206.99

You Save$13.00

JEGS