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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Mechanical - 5.3L (L83) Or 6.2L (L86) - Description And Operation) >> Description And Operation >> Engine Component Description >> Cylinder Heads

Cylinder Heads

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The cylinder heads are cast aluminum and have pressed in place powdered metal valve guides and valve seats. The valve rocker arm covers are retained to the cylinder head by 10 perimeter mounted rocker arm cover bolts. Cylinder heads are a high-flow design with offset intake valve rocker arms.

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