Cylinder Heads

SEAT 4140 BLK OXIDE

Part Number: RSC-PAC-S137

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S154

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Valve Seat, Valve Seat 1.256 X .938 X .188

Part Number: KGB-VS0101H1

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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VALVE SEAL, METAL BODY VITON 11/32" X .562

Part Number: CCA-536-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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S&S Cycle 99-05 BT 9 Degree Valve Keeper

Part Number: SSY-90-2094-S

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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Engine Cylinder Head Dowel Pin, Engine Cylinder Head Dowel Pin

Part Number: MAH-GS33751

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Dowel Pin Kit

Part Number: PIO-839004

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Head Bolt, Steel, Long, Chevy, Big Block, 502HO, Each

Part Number: NAL-10141204

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Head Bolt, Steel, Short, Chevy, Big Block, 502HO, Each

Part Number: NAL-10141205

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Estimated Ship Date: Feb 11, 2026 if ordered today

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HEX HEAD BOLT, Camshaft Timing Gear Retaining, SBF, 3/8" x 16 UNC x 1.0" UHL 01351nn gear drives only

Part Number: PQX-1028102

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

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VALVE GUIDE INTAKE F-HEAD

Part Number: OMX-1741603

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

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HEAD STUD O-RING KIT

Part Number: JRC-322-3571

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

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Hex Bolt - Grade 8 - 1/2-13 X 1

Part Number: RNB-962-610

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

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Head Bolt Washer Set

Part Number: FEL-ES72176

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• $50.00 Summit Bucks
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Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG108

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2025 if ordered today

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

Part Number: ADO-11519306

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

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

Part Number: ADO-11588291

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

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SEAT,EXH VLV

Part Number: ADO-19316206

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M8 x 1.25 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-11547584

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Estimated Ship Date: Oct 27, 2025 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: Oct 27, 2025 if ordered today

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Cylinder Head Fasteners, OE Replacement, Bolt Style, Hex Head, M12 x 1.75 Thread, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-11547020

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Valve Seat, Powdered Metal, 9.00mm Thick, 19.00mm I.D., 27.00mm O.D., Each

Part Number: KPM-10-SC270

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Estimated Ship Date: Tomorrow if ordered today

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SEAT,INT VLV

Part Number: ADO-24405801

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2025 if ordered today

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VALVE GUIDE/BIG BLOCK

Part Number: BRO-BG74538CI

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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