Product Summary

429, 460, 351C, External Ignition Box Required, Black

    Key Specs

    MFG. Part #565-303
    BrandHolley Sniper
    Cap TypeHEI / Male

    Need To Know

    This Product Will Ship Free

    Shipping Policies & FAQs

    Quick and Easy Returns

    Return Policy

    Holley Sniper 565-303 Details

    Do you need to upgrade your ignition system due to a recent Sniper EFI installation, but have no idea which option is best? Introducing HyperSpark Ignition, from Sniper EFI. Ready to plug and play with your Sniper EFI System


    • Hall Effect crank trigger sensor housing provides a noise-free RPM signal to the Sniper ECU
    • Billet distributor housing provides corrosion resistance and stylish looks!
    • Patented Clear Installation cap eliminates any confusion while installing the distributor.
    • Easiest plug and play way to add timing control to a Sniper EFI Installation.
    • Distributor shutter wheel is pinned and welded to the shaft, for decades of reliable accuracy.
    • Includes Wire Retainer for a clean installation.
    • Comes with Cast Gear Installed - contact camshaft manufacturer for recommended gear material.


    CARB Warning

    For use on pre-1966 vehicles only

    Emissions warning: this part only legal for sale or use in California 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 Sniper 565-303 Specifications

    MFG. Part #565-303
    BrandHolley Sniper
    Cap TypeHEI / Male
    External Ignition Box RequiredYes
    Cap Terminal StyleHEI / Male
    Advance TypeElectronic
    Hall EffectYes
    Gear MaterialIron
    Gear RotationStandard
    Distributor Cap ColorBlack
    Housing MaterialBillet Aluminum
    Housing FinishPolished
    Marine UseNo
    Sold in QuantityEach
    GTIN Code090127045206