1999 ACDelco Cylinder Heads

Engine Coolant Plug Fasteners, GM Genuine Parts, Bolt Style, Hex Head, M12 x 1.5 Thread Size, Steel, Buick, Cadillac, Chevy, GMC, Isuzu, Saturn, Each

Part Number: ADO-11610259

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HEAD,CYL

Part Number: ADO-12691725

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Estimated Ship Date: Feb 2, 2026 if ordered today

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HEAD,CYL

Part Number: ADO-12555630

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HEAD ASM-CYL

Part Number: ADO-12558112

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Estimated Ship Date: Feb 2, 2026 if ordered today

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HEAD ASM-CYL

Part Number: ADO-10141280

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, 7/16 in. - 14 Thread, Steel, Natural, Chevrolet, GMC, Each

Part Number: ADO-10141205

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT,CYL HD

Part Number: ADO-11518953

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M11 x 1.5 Thread, Steel, Natural, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Each

Part Number: ADO-11518992

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT/SCREW-CYL HD

Part Number: ADO-10141204

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Engine Cylinder Head Bolt, Engine Cylinder Head Bolt, BOLT,CYL HD

Part Number: ADO-11588291

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Cylinder Head Bolt, First Design, M11x2.0, 100mm long, Single Use, Each

Part Number: ADO-12560745

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Estimated Ship Date: Feb 9, 2026 if ordered today

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HEAD ASM-CYL (W/ VLV)

Part Number: ADO-12691726

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Estimated Ship Date: Feb 9, 2026 if ordered today

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PIN,CYL HD LOC

Part Number: ADO-03522352

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Estimated Ship Date: Feb 9, 2026 if ordered today

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