Engine Gaskets, Seals & More

- GM Chevrolet Big Block - Mark IV & Bowtie

Part Number: JEP-GM1011-039

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Estimated Ship Date: Today

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Valve Stem Seal, PTFE, Positive Stop, .500 in. Guide, 11/32 in. Valve Stem, Each

Part Number: CCA-510-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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VALVE SEAL VITON GM LS1 .313

Part Number: CCA-511-12

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seal, PTFE, Positive Stop, .500 in. Guide, 3/8 in. Valve Stem, Each

Part Number: CCA-512-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seal, PTFE, Positive Stop, .500 in. Guide, 5/16 in. Valve Stem, Each

Part Number: CCA-513-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seal, Positive Stop, Viton®, 0.375 in. Stem Diameter, 0.530 in. Guide Diameter, Each

Part Number: CCA-515-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seal, Rubber, Umbrella, 0.344 in. Valve Stem, Each

Part Number: CCA-502-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seal, Rubber, Umbrella, 3/8 in. Valve Stem, Each

Part Number: CCA-504-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seals, SEALS-5/16 STEM

Part Number: MAN-24040-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seals, SEALS-.274/7mm STEM

Part Number: MAN-24041-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seals, SEALS-5/16 STEM

Part Number: MAN-24042-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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SEALS-3/8 STEM VITON

Part Number: MAN-24046-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Seal, 8mm x .500"

Part Number: HRS-93380-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Stem Seals, PTFE, Positive Stop, .531 in. Guide, 3/8 in. Valve Stem, Set of 100

Part Number: PIO-OS-1067-100

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Valve Stem Seals, PTFE, .531 in. Guide Diameter .620 in. Outside Diameter, 11/32 in. Valve Stem, Set of 16

Part Number: AAF-ALL90240

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Valve Stem Seals, PTFE, .500 in. Guide Diameter, .600 in. Outside Diameter, 11/32 in. Valve Stem, Set of 16

Part Number: AAF-ALL90241

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Stem Seals, PTFE, .531 in. Guide Diameter .620 in. Outside Diameter, 3/8 in. Valve Stem, Set of 16

Part Number: AAF-ALL90242

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Valve Stem Seals, Positive Stop, PTFE, 0.375 in. Stem, 0.500 in. Guide, Set of 16

Part Number: MAN-24039-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seals, Positive Stop, PTFE, 0.344 in. Stem, 0.530 in. Guide, Set of 16

Part Number: MAN-24035-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Seals, Positive Stop, PTFE, 0.344 in. Stem, 0.500 in. Guide Diameter, Set of 16

Part Number: MAN-24037-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seals, SEALS-3/8 STEM

Part Number: MAN-24039-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seal, Positive Stop Type, PTFE, Set of 16

Part Number: MAN-24029-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Seals, Positive Stop, PTFE, 0.313 in. Stem, 0.530 in. Guide Diameter, Set of 16

Part Number: MAN-24034-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Valve Stem Seals, Positive Stop, PTFE, 0.375 in. Stem, 0.530 in. Guide, Set of 16

Part Number: MAN-24036-16

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Estimated Ship Date: Dec 15, 2025 if ordered today

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SEALS-5/16 STEM PTFE

Part Number: MAN-24029-1

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Estimated Ship Date: Dec 15, 2025 if ordered today

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