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Vortech 4GX218-028L

V-3 Si-Trim Carbureted LS-Engine Swap Supercharger Kit

Vortech 4GX218-028L
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Vortech 4GX218-028L V-3 Si-Trim Carbureted LS-Engine Swap Supercharger Kit $4,445.99
To order this item contact Customer Service at 1-800-345-4545.
LS-Engine Swap Supercharger Kit
  • V-3 Si-Trim Supercharger
  • Universal Carbureted Applications
  • For use with C5 Corvette Front Engine Accessory Drive (Not Included)
  • Tuner Kit (Fuel & Tuning Components Not Included)
  • Polished Finish

  • Vortech 4GX218-028L Details

    Universal Carbureted GM LS Supercharger Kits


    • This is a “universal” LS Swap supercharger kit designed for vehicles equipped with a carbureted Chevrolet engines using LS1,LS2 style Intake manifold and C5 Corvette Front Engine Accessory Drive (FEAD)
    • This kit requires the installer to supply the Accessory drive assembly Equivalent to GM 19257325 or 19202977
    • Water Pump required for proper belt alignment ACDelco 19195105 or equivalent
    • Verified to fits 66-67 Chevelle and El Camino models. May fit other Chassis configurations but has not been verified.
    • No tuning provided
    • This application is not C.A.R.B. Legal


    • V-3 Si supercharger with 3.60” 10-rib pulley (CW rotation, curved discharge, passenger side mount)
    • Billet aluminum base mounting bracket with all necessary hardware
    • 3/8” thick nickel plated steel supercharger mounting plate for rigid supercharger attachment
    • Supercharger drive assembly
    • Integrated manual belt tensioner with sealed bearing tensioner pulley and 10-rib belt
    • Billet aluminum 10-rib supercharger crank pulley with hard anodize finish (6” diameter)
    • Crank pulley spacer
    • High-grade mounting hardware
    • Supercharger air inlet filter
    • Mandrel bent aluminum discharge tube with clamps and silicone sleeves
    • Vortech Maxflow Race Bypass Valve with filter
    • Installation time approximately 4-6 hours
    • Supplied pulley ratio will produce approximately 8-10 psi @ 6000 RPM on a typical LS1, LS2
    • Horsepower gains (dependent on engine size) 30-75+%


    • Major components that are not included, but are necessary for proper system function and are to be supplied by the installer
    • Accessory drive system GM 19257325 or 19202977
    • ACDelco 19195105 or equivalent water pump
    • Aftermarket Harmonic Balancer
    • Boost referenced fuel regulator
    • Larger fuel injectors
    • High flow fuel pump
    • Engine calibration

    The GM LS is currently one of the most popular engine swap powerplants in the world. From the street to the track, Pro Touring to Pro Drifting, the LS engine has established itself as a fantastic platform to swap into just about anything. Now, Vortech Engineering allows you to take your LS engine even further with the new Universal LS-Swap Supercharger Systems. Supplied pulley ratio will produce approximately 8-10 psi @ 6000 RPM on a typical LS1, LS2. Horsepower gains (dependent on engine size) are 30-75+ %. This system is designed for fuel injected engines using a LS1, LS2 style manifold and a C5 Corvette style FEAD (front engine accessory drive) system.


    • V-3 Si Supercharger with 3.60" 10-Rib pulley included
    • Billet Aluminum mounting bracket plus 3/8" steel plate provide rigid supercharger mounting
    • 10-Rib serpentine drive provides superior grip for high horsepower support & multiple pulley options
    • Mandrel-Bent aluminum discharge ducting with Maxflow Race Bypass Valve
    • Includes all necessary silicone couplers, clamps, and high quality hardware
    • Easy 4-6 Hour Installation
    • Supercharger Dimensional Guide, Click Here

    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations