ICT Billet Knock Sensor Relocation Bracket - GM LS-Series CLACT60B This 1/2" thick spacer fits

This 1/2" thick spacer fits Rochester 2BBL carbs with matching intakes

1980-1981 Chevrolet Camaro CID 305 5

Gasket Carburetor Spacer Kit - 1 Inch Ported Center

Bolt hole diameter

ICT Billet Knock Sensor Relocation Bracket - GM LS-Series CLACT60B This 1/2" thick spacer fitsProduct Description: Bracket Relocation Aluminum Natural Knock Sensor GM LS Series ICT Billet helps take the guesswork out of LS engine swap projects. With both individual components and complete vehicle specific kits, their line of American made solutions covers everything from mounting brackets and oil pans to valve covers and wiring harnesses, all designed to help make LS and LT engine swaps easier, whether it's into a classic Bel Air, a vintage