Fel-Pro 0.030" Thick Intake Manifold Gasket Composite 1.190 x 3.340" Cathedral Port GM LS-Series - Pair 36003BL The pulley alignment boss is

The pulley alignment boss is made from billet aluminum

Simple & Clean Remote Electric Water Pump Plumbing for General Motors (GM) LS Series Engines

designed for lower left mounting

1964-1964 Chevrolet El Camino

Fel-Pro 0.030" Thick Intake Manifold Gasket Composite 1.190 x 3.340" Cathedral Port GM LS-Series - Pair 36003BL The pulley alignment boss isFel Pro deliver reliable sealing under grueling racing conditions. From the leader in aftermarket engine sealing, FEL PRO the gaskets professionals trust. Each gasket, set, or seal is built to meet or exceed all original equipment specifications and is validated for fit, form, and function. Performance intake manifold gaskets designed without a metal core, to allow engine builders to trim the gasket for exact fit on modified ports. Not intended for