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Fel‑Pro PermaTorque cylinder head gasket set for Chevrolet Silverado 1500, designed to provide a robust seal for repair applications. The PT-4 construction incorporates sealing innovations and materials intended to maintain combustion integrity even on imperfect surfaces. The set combines graphite or reinforced fiber facing with steel armor for strength, a proprietary nonstick coating to address minor surface imperfections, and a design intended to avoid retorquing.
Fel-Pro Chevrolet Silverado 1500 HS 26190 PT-4 PermaTorque Engine Cylinder Head Gasket Set
