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Assassin Nitrous Plate System [Holley 4150 Carb Spray Plate]
InfoVehicle Info Needed
NITROUS EXPRESSPART NUMBER: 744-67540-10

Assassin Nitrous Plate System [Holley 4150 Carb Spray Plate]

$1,23584
ShippingShips on 09/09/2026
Lowest PriceLowest Price Guarantee

4150 Assassin Plate
Assassin Pro Power Nitrous Plate System
  • Holley 4150 Carb Spray Plate
  • 100, 200, 300, 400, 500 HP Jetting
  • -6 AN Supply Line
  • Gasoline
  • Includes 10 lb. Bottle, Stainless Bottle Brackets, Lightning 500 Bottle Valve

    This Nitrous Express 67540-10 is a next-generation nitrous system featuring the assassin plate design that provides excellent distribution and exceptional atomization.

    Features:

    • Billet Aluminum and Carbon Fiber Lightning Solenoids
    • Heavy-Duty 40 Amp Relay
    • Billet Aluminum Y-fittings
    • Stainless Braided Solenoid-to-Plate Lines
    • Compatible with standard 4150 Flange Carbs
    • Part TypeNitrous System
    BrandNITROUS EXPRESS
    Package Height10.0
    Package Width11.0
    Package Length28.0
    Weight20.0 PG
    Part CategoryPerformance Parts
    Nitrous System StyleWet
    Bottle Brackets IncludedYes
    Nitrous Bottle Capacity (Lbs.)10
    Jet Sizes Included (Hp)100, 200, 300, 400, 500
    Dual StageNo
    QuantitySold as a kit.
    Bottle IncludedYes
    Type4150 Flange
    Solenoid IncludedYes
    Bottle ColorWhite
    Part FitmentUniversal
    Bracket MaterialStainless steel
    Solenoid Quantity2
    Vendor Part Number67540-10
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

    Items You Need

    Insulated Nitrous Bottle Jacket Fits 10 lb. Bottle

    NITROUS EXPRESS

    Insulated Nitrous Bottle Jacket Fits 10 lb. Bottle

    Part Number : 744-15945
    $18610
    Heavy Duty Nitrous Bottle Heater Fully Automatic

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    Heavy Duty Nitrous Bottle Heater Fully Automatic

    Part Number : 744-15941
    $32134
    Master Flo-Check Pro Nitrous Pressure Check Kit 6" Certified Gauge with Plastic Case

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    Master Flo-Check Pro Nitrous Pressure Check Kit 6" Certified Gauge with Plastic Case

    Part Number : 744-15529
    $47597
    Nitrous Bottle Warmer for 10 lb. and 15 lb. Bottles [120-Volt AC]

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

    Part Number : 555-16554
    $19399$206.99
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    Nitrous Bottle Warmer for 10 lb. and 15 lb. Bottles [12 Volt, 13.8 Volt, 16 Volt DC]

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    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
    Nitrous Bottle Remote Opener Kit

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    Nitrous Bottle Remote Opener Kit

    Part Number : 744-11107
    $37688
    AN Wrench Set -4AN to -20AN Standard Wrenches

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    AN Wrench Set -4AN to -20AN Standard Wrenches

    Part Number : 555-80559
    $9199$101.99
    You Save$10.00
    AN Wrench Rack Black Aluminum

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    AN Wrench Rack Black Aluminum

    Part Number : 555-80549
    $2266$26.99
    You Save$4.33
    Billet Aluminum 8 in. Adjustable Wrench [-3 AN to -12 AN]

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    Billet Aluminum 8 in. Adjustable Wrench [-3 AN to -12 AN]

    Part Number : 555-80625
    $5829
    Thread Sealing Tape 1/2 in. x 43 ft.

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    Thread Sealing Tape 1/2 in. x 43 ft.

    Part Number : 555-75055
    $319$3.99
    You Save$0.80
    Thread Sealant 1/2 oz Tube

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    Thread Sealant 1/2 oz Tube

    Part Number : 555-28011
    $539$5.99
    You Save$0.60
    Bucket Top Parts Washer Fits Most Standard 5-Gallon Plastic Buckets

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    Bucket Top Parts Washer Fits Most Standard 5-Gallon Plastic Buckets

    Part Number : 555-81340
    $5599$59.99
    You Save$4.00
    Industrial Strength Cleaner and Degreaser [1 Gallon]

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    Industrial Strength Cleaner and Degreaser [1 Gallon]

    Part Number : 555-72302
    $1599$17.29
    You Save$1.30
    AN Hose & Fitting Assembly Kit

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    AN Hose & Fitting Assembly Kit

    Part Number : 555-28010
    $758$9.99
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    Wire Crimping Pliers and Stripping Tool

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    Wire Crimping Pliers and Stripping Tool

    Part Number : 555-80575
    $1399$15.99
    You Save$2.00
    Heavy Duty Circuit Tester for 6, 12 & 24 Volt Systems

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    Heavy Duty Circuit Tester for 6, 12 & 24 Volt Systems

    Part Number : 555-80569
    $899$9.99
    You Save$1.00
    105-Piece Heat Seal Crimp Connector Kit

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    105-Piece Heat Seal Crimp Connector Kit

    Part Number : 555-10700
    $5199$57.99
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    61-Piece Heat Shrink Tubing Kit [Black]

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    61-Piece Heat Shrink Tubing Kit [Black]

    Part Number : 555-10630
    $2699$29.99
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    Electric Heat Gun Dual Temperature

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    Electric Heat Gun Dual Temperature

    Part Number : 555-8076
    $2999
    Some parts are not legal for use in California or other states with similar laws / regulations
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