Holley Intake manifold Gasket Set, O-Ring LS3/LS7 Engine Pre Heaters & Components these Top End Kits are

these Top End Kits are performance-proven

Accurately drill holes in fasteners

Each new part is tested and proven on the street and/or track prior to production

Chromed Steel Case

Not designed or recommended for use with fuel injection systemsShould be mounted below the fuel level of the tank for a good gravity feed on the inlet side

Holley Intake manifold Gasket Set, O-Ring LS3/LS7 Engine Pre Heaters & Components these Top End Kits areWill Work w HP Or Dominator ECU Product Description: Intake Manifold Gasket O ring Rectangular Port Rubber Holley LS3 LS7 Intakes GM LS Series Set of 8 For over a century Holley has driven the cutting edge of fuel system design. That work continues today through Holleys market leading EFI products as well as through Holleys family of best in industry brands. Top brands like MSD, Flowmaster, Hurst, Accel, and many more make up the industrys leading