Water outlet 230 250 292 Chevy Inline Six Cylinder custom aluminum upper and lower Mild Steel Primary Build plates

Mild Steel Primary Build plates that mount a fabricated manifold to the cylinder head

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So will the performance

Not only where they built from the OEM

Water outlet 230 250 292 Chevy Inline Six Cylinder custom aluminum upper and lower Mild Steel Primary Build plates250 292 Chevy L6 Custom Water Outlet 194 230 250 292 Chevrolet Inline Six engines custom aluminum limited production thermostat water outlet. OEM designed with 3 8 extra aluminum material added to head side for a no spacer needed installation. This helps for the added clearance needed for aftermarket valve covers to clear the front side. Right and Left side NPT threaded for plug or heater hose fitting Accepts OEM style gaskets. On a few rare occasions