Parts Catalog

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Welcome to Northern Auto Parts' auto parts catalog, featuring a selection of high-quality auto parts and engine rebuild kits for almost every make and model. Specializing in engine rebuild kits and a vast array of components, our car parts catalog is your go-to source for all your automotive needs. Explore our user-friendly car parts catalog to find exactly what you need with ease, or if you prefer paper catalogs, request your free car parts catalog by mail.

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  • Holley

    Part #: 122-40

    HLY122-40

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 40
    pdm:Jet Size: 0.040 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.04 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-40
    pdm:Sub Category: Carburetion
    pdm:Category: Air and Fuel Delivery
    pdm:part type: Carburetor Metering Jet
    $14.33

  • Holley

    Part #: 122-43

    HLY122-43

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 43
    pdm:Jet Size: 0.043 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.043 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-43
    pdm:Category: Carburetors and Components
    $10.95

  • Holley

    Part #: 122-46

    HLY122-46

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 46
    pdm:Jet Size: 0465 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.465 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-46
    pdm:part type: Carburetor Metering Jet
    pdm:Sub Category: Carburetion
    pdm:Category: Air and Fuel Delivery
    $14.33

  • Holley

    Part #: 122-47

    HLY122-47

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 47
    pdm:Jet Size: 0.047 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.047 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-47
    pdm:part type: Carburetor Metering Jet
    pdm:Sub Category: Carburetion
    pdm:Category: Air and Fuel Delivery
    $14.33

  • Holley

    Part #: 122-48

    HLY122-48

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 48
    pdm:Jet Size: 0.048 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.048 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-48
    pdm:Sub Category: Carburetion
    pdm:Category: Air and Fuel Delivery
    pdm:part type: Carburetor Metering Jet
    $14.33

  • Holley

    Part #: 122-49

    HLY122-49

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 49
    pdm:Jet Size: 0.048 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.048 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-49
    pdm:Category: Air and Fuel Delivery
    pdm:Sub Category: Carburetion
    pdm:part type: Carburetor Metering Jet
    $14.33

  • Holley

    Part #: 122-50

    HLY122-50

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 50
    pdm:Jet Size: 0.049 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.049 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-50
    pdm:Category: Air and Fuel Delivery
    pdm:Sub Category: Carburetion
    pdm:part type: Carburetor Metering Jet
    $14.33

  • Holley

    Part #: 122-5000

    HLY122-5000

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Extension Inside Diameter: 0.136 IN
    pdm:Extension Length: 0.710 IN
    pdm:Extension Material: Brass
    pdm:Grade Type: Performance
    pdm:Product Type: Main Jet Extension
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-5000
    pdm:Category: Air and Fuel Delivery
    pdm:Sub Category: Carburetion
    pdm:part type: Carburetor Metering Jet Extension Kit
    $16.95

  • Holley

    Part #: 122-5002

    HLY122-5002

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Extension Inside Diameter: 0.323 IN
    pdm:Extension Length: 1.250 IN
    pdm:Extension Material: Brass
    pdm:Grade Type: Performance
    pdm:Product Type: Main Jet Extension
    pdm:Universal Or Specific Fit: Specific
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-5002
    pdm:part type: Carburetor Metering Jet Extension Kit
    pdm:Category: Air and Fuel Delivery
    pdm:Sub Category: Carburetion
    $32.66

  • Holley

    Part #: 122-51

    HLY122-51

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 51
    pdm:Jet Size: 0.050 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.05 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-51
    pdm:Sub Category: Carburetion
    pdm:part type: Carburetor Metering Jet
    pdm:Category: Air and Fuel Delivery
    $14.33

  • Holley

    Part #: 122-52

    HLY122-52

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 52
    pdm:Jet Size: 0.052 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.052 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-52
    pdm:Sub Category: Carburetion
    pdm:Category: Air and Fuel Delivery
    pdm:part type: Carburetor Metering Jet
    $14.33

  • Holley

    Part #: 122-53

    HLY122-53

    pdm:Brand: Holley
    pdm:Emission Code: 5
    pdm:Grade Type: Performance
    pdm:Head Diameter: 0.31 IN
    pdm:Jet Number: 53
    pdm:Jet Size: 0.052 inch
    pdm:Length: 0.35 IN
    pdm:Material: Brass
    pdm:Orifice Diameter: 0.052 IN
    pdm:Product Type: Standard Main Jet
    pdm:Thread Diameter: 1/4-32 IN
    pdm:Warning: California Proposition 65
    pdm:Warranty: Manufacturer's Limited 90 Day Warranty
    pdm:line_code: HLY
    pdm:internal_sku: HLY122-53
    pdm:Category: Air and Fuel Delivery
    pdm:Sub Category: Carburetion
    pdm:part type: Carburetor Metering Jet
    $14.33

Why Buy from Northern Auto Parts’ Catalog?

At Northern Auto Parts, our commitment goes beyond just offering a wide array of products. We're all about that perfect match for your vehicle, and our team is here to guide you through it. Whether it's a specific part or some expert advice you're after, we've got you covered. So, don't hesitate to reach out – chatting about car parts is what we do best, and we're here to ensure you get exactly what your ride needs. Ready to upgrade your ride? Dive into Northern Auto Parts' world of quality auto parts today. Find the perfect part for your vehicle in our extensive catalog or get expert advice from our team. Don't wait – explore now and experience the difference that quality parts make. Upgrade your ride with Northern Auto Parts!

Why Buy Vehicle Parts from Northern Auto Parts?

40+ Years Experience
Northern Auto Parts has been providing auto parts for all makes and models for over 40 years. We have everything you need to keep your car, truck, or SUV running in peak condition.

Trusted Source for Name-Brand Parts
We carry a wide variety of name-brand components, so you can find the exact parts you need to repair or replace anything on your vehicle. From engine components to exterior parts, we have a vast selection to choose from.

Competitive Pricing
We are committed to affordability without compromising on quality. Our prices provide the best value for your money, whether you’re an automotive technician or a DIY enthusiast.