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Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More

Individual Parts

Results 1 - 12 of 12

Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Each

Part Number: TFS-41400271

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Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Set of 8

Part Number: TFS-41400271-8

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Valve Guides, Intake, Bronze, Ford, Big Block, A460 Heads, Set of 8

Part Number: TFS-41400251-8

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Cylinder Head Studs, SCM-4140 Alloy, 12-Point Head, Chevy, 5.3, 5.7, 6.0L, Kit

Part Number: PQX-1036421

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Cylinder Head Studs, 4140 Alloy, 12-Point Nuts, Parallel Ground Washers, 200,000 PSI Tensile Strength, Dodge, Cummins, 5.9L, L6, 12-Valve, Diesel, Kit

Part Number: PQX-1035903

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Cylinder Head Fasteners, 12-point, 4140 Steel, Black Oxide, Washers, Ford, 6.7L Diesel, Kit

Part Number: PQX-1040621

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Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Cylinder Head Studs, 4140 Alloy, 12-Point Nuts, Parallel Ground Washers, 200,000 PSI Tensile Strength, Ford, 7.3L, Powerstroke, V8, Diesel, Kit

Part Number: PQX-1044501

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Cylinder Head Studs, 4140 Alloy, 12-Point Nuts, Parallel Ground Washers, 200,000 PSI Tensile Strength, Dodge, Cummins, 5.9L, L6, 24-Valve, Diesel, Kit

Part Number: PQX-1035902

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

SEAT 4140 BLK OXIDE

Part Number: RSC-PAC-S137

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Estimated Ship Date: Jun 9, 2026 if ordered today

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Estimated Ship Date: Jun 9, 2026 if ordered today

Cylinder Head Studs, SCM-4140 Alloy, 12-Point Heads, Ford, 6.4L Diesel, Kit

Part Number: PQX-1039121

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

BOLT KIT, CYLINDER HEAD, GM CHEVY, LS1, LS6, 4.8, 5.3, 5.7, 6.0L, 2004-Up, SCM-4140 Alloy Steel, 6pt hex head, 200,000 PSI

Part Number: PQX-1034621

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Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Cylinder Head Studs, SCM-4140 Alloy, 12-Point Heads, Chevrolet/GMC, 6.6L, L5P Diesel, Kit

Part Number: PQX-1040321

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Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

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