Product Summary

Universal Fit

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    Key Specs

    MFG. Part #1921
    BrandDemon Carburetion
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    Demon Carburetion 1921 Details

    625 Street Demon® calibration kits feature an assortment of metering rods, jets and step-up springs to fine tune to your application.

    • Primary main jet assorment of .074, .076, .080 and .082
    • Secondary main jet assortment of .078 and .082
    • Metring rod assortment of .056/.048, .058/.050, .058/.052, .060/.050, .062/.054 and .064/.056
    • Step-Up spring assortment of orange, blue, yellow and silver springs
    • Hard yellow storage case

    Demon Carburetion 1921 Specifications

    KEY SPECS
    MFG. Part #1921
    BrandDemon Carburetion
    GENERAL
    GTIN Code792898400153

    Ratings & Reviews

    5

    1 Review

    5

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    I would buy this product again

    5.0

    4 years ago

    Jimmy B

    El Paso. Tx

    Verified

    53 Chevy PU

    Would Not Recommend

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    Questions & Answers

    1 Question • 1 Answer

    What is the primary metering rod size out of the box? What would it be to go 1-2 steps leaner? I'm running a 625 cfm on a stock 400cci SB chevy. Can't seem to lean mixture screws.

    by Ron

    • 7 years ago

    1 answer

    1 of 1 questions shown

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