Product Summary

Universal Fit, 105 mm Bore Size, Anodized, Black

    Key Specs

    MFG. Part #300-630BK
    Bore Size105 mm

    Need To Know

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    Holley 300-630BK Details

    The P/N 300-630 & 300-630BK Lo-Ram 105 mm billet throttle body adapters are designed as part of the Holley LS front-feed Lo-Ram EFI intake manifold kits. It is commonly known billet is the best. The strength and rigidity of these components is impervious to cracking and further resists any vibration and harmonics. These 3D CNC machined pieces are cut from a solid block of billet and then anodized. Take your Lo-Ram to another lever with Holley billet Lo-Ram components.


    • Machined billet construction
    • Clear/black anodized for long-term protection from elements and fuels
    • Works with all front feed Lo-Ram bases (300-602, 300-602BK, 300-603, 300-603BK)
    • Modular Lo-Ram design allows user customization for your induction system
    • Flange seal o-ring cord and the mounting fasteners are included in the kit
    • Includes hardware


    CARB Warning

    For race/ off road use or for use on pre-1966 vehicles.

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Holley 300-630BK Specifications

    MFG. Part #300-630BK
    Bore Size105 mm
    Throttle Body Adapter MaterialBillet aluminum
    Throttle Body Adapter FinishAnodized
    Sold in QuantityEach
    GTIN Code090127105825