Cylinder Heads, Head Bolts & More

AFR Valve Guides 9042-1

Valve Guide, 11/32 in., Bronze, Intake, Chevy, Big Block, Each

Part Number: AFR-9042-1

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Edelbrock Ford Flathead Generator Bracket Stud Kits 8506

Edelbrock Ford Flathead Generator Bracket Stud Kits 8506

Ford Flathead Generator Stud Kit for 1938-48 Fords, Kit

Part Number: EDL-8506

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

MAHLE Original Valve Guides 217-3185

Valve Guides - Chev.,GMC 65-90

Part Number: MAH-2173185

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Kibblewhite Precision Valve Seats 10-SC550

Valve Seat, Powdered Metal, 11.40mm Thick, 44.45mm I.D., 54.96mm O.D., Each

Part Number: KPM-10-SC550

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Pioneer Performance Cylinder Head Fasteners 851200

Head Bolt Kit

Part Number: PIO-851200

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Kibblewhite Precision Valve Seats 10-SC510

Valve Seat, Powdered Metal, 11.40mm Thick, 39.70mm I.D., 50.97mm O.D., Each

Part Number: KPM-10-SC510

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

AFR Valve Guides 9046-8

Valve Guide, Exhaust, Bronze, Chevy, Big Block, Set of 8

Part Number: AFR-9046-8

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

AFR Valve Guides 9042-8

Valve Guide, 11/32 in., Bronze, Intake, Chevy, Big Block, Set of 8

Part Number: AFR-9042-8

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

AFR Valve Guides 9041-8

Valve Guide, 11/32 in., Bronze, Exhaust, Chevy, Big Block, Set of 8

Part Number: AFR-9041-8

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

Edelbrock Replacement Valve Seats 9714

Valve Seat; Exhaust; 1.66 in. Valve

Part Number: EDL-9714

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Crown Automotive Cylinder Head Fasteners 6035515

Cylinder Head Bolt for 1994-2006 Jeep TJ, YJ, XJ, ZJ, WJ w/ 4.0L Engine

Part Number: CWA-6035515

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Kibblewhite Precision Valve Seats 10-SC360

Valve Seat, Powdered Metal, 11.00mm Thick, 27.00mm I.D., 36.00mm O.D., Each

Part Number: KPM-10-SC360

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

B&B Performance Head Bolt Step Washers 30440

Head Bolt Step Washers, 4130 Chromly, Natural, 0.685 in. I.D., 0.995 in. O.D., Set of 20

Part Number: STF-30440

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Beck/Arnley Cylinder Head Fasteners 016-1052

Cylinder Head Fasteners, Bolt Style, 12-point Head, Steel, Natural, Subaru, 2.5L, Set of 12

Part Number: BCK-016-1052

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

S&S Cycle Powersports Cylinder Fasteners 93-3063

NUT, CYLINDER BASE, 7/16" HEX

Part Number: SSY-93-3063

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Beck/Arnley Cylinder Head Fasteners 016-1072

Cylinder Head Bolts, Steel, Natural, Subaru, H4, Set of 12

Part Number: BCK-016-1072

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Fel-Pro Headbolt Kits ES 72212

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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Summit Racing™ Extreme Duty Head Stud Kits SUM-910526

Cylinder Head Studs, Extreme Duty, 12-Point Head, Mitsubishi, 2.0L, 4G63, 16-Valve, Kit

Part Number: SUM-910526

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Kibblewhite Valve Guides 82-82470

Guide, Exhaust, STD, Polaris, RZR 900, 2013-'14

Part Number: KPM-82-82470

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

MAHLE Original Cylinder Head Fasteners GS34082

Engine Cylinder Head Bolt Set, 22-20 Ford E-350 Super Duty, E-450 Super Duty, F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, F-550 Super Duty,

Part Number: MAH-GS34082

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

PRW Cylinder Headbolt Kits 1035001

Cylinder Head Bolts, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, 0.125 in. Longer, Chevy, Small Block, Kit

Part Number: PQX-1035001

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Pioneer Replacement Cylinder Head Fasteners S-177

Cylinder Head Fasteners, Replacement, Bolt Style, Hex Head, Steel, Natural, Ford, Merkur, Set of 16

Part Number: PIO-S-177

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

PAC Racing Springs Valve Seats PAC-S141-16

SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141-16

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Airflow Research (AFR) Valve Guides 9053-1

LS3 8mm Bronze Guide, .502 OD, Ea.

Part Number: AFR-9053-1

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Estimated Ship Date: Feb 6, 2026 if ordered today

PAC Racing Springs Valve Seats PAC-S154-16

SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S154-16

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Fel-Pro Headbolt Kits for 1996-2010 4RUNNER, 1994-1998 T100, 1995-2020 TACOMA - ES 72182

Cylinder Head Bolts, Hex Head, Toyota, 2.4, 2.7L, DOHC, 16-Valve, Kit

Part Number: FEL-ES72182

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

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