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and built to exacting tolerances
That means you get more airflow headed down the carburetor or throttle body and into the combustion chamber
They are manufactured from cast aluminum and have a powedercoated black/ polished finish
They are manufactured from machined steel and offer excellent valve spring location
All rockers feature large needle bearings or bushes and roller tips
Chevy SBC Head Gasket Multi Layered Steel (4.165" @ 0.040") and built to exacting tolerances
US$ 21.73
US$ 52.75
US$ 25.02
