Cylinder Heads, Head Bolts & More

PRW Power Cylinder Head Fasteners 1034621

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

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

OMIX-ADA Cylinder Head Fasteners 17258.04

Cylinder Head Fastener, Stud Style, Steel, Black, Jeep, Willys, Each

Part Number: OMX-1725804

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Fel-Pro Headbolt Kits ES 72229

Cylinder Head Bolts, Hex Head, Ford, Kit

Part Number: FEL-ES72229

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Airflow Research (AFR) Valve Seats 9069OS

+.010 AFR SB Ford/LS1 Oversize Exhaust Seat

Part Number: AFR-9069OS

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Airflow Research (AFR) Valve Seats 9059OS

+.010 AFR SBF/LS1 Oversize Intake Seat for 165cc

Part Number: AFR-9059OS

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Kibblewhite Valve Guides 20-20701M

Valve Guide, Manganese Bronze, + 0.001 in., Exhaust, Buell, Harley-Davidson®, Each

Part Number: KPM-20-20701M

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Mahle Original Head Bolt Kits GS33772

Engine Cylinder Head Bolt Set, Engine Cylinder Head Bolt Set

Part Number: MAH-GS33772

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Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Kibblewhite Precision Valve Seats 10-SC525

Valve Seat, Powdered Metal, 11.43mm Thick, 42.85mm I.D., 52.53mm O.D., Each

Part Number: KPM-10-SC525

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Kibblewhite Precision Valve Seats 10-SC523

Valve Seat, Powdered Metal, 11.40mm Thick, 39.67mm I.D., 52.32mm O.D., Each

Part Number: KPM-10-SC523

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Mahle Original Head Bolt Kits GS33547

Chrys Pass 1.8/2.0/2.4 GEMA World Engine

Part Number: MAH-GS33547

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Trick Flow® Valve Seats TFS-51700272-1

Trick Flow® Valve Seats TFS-51700272-1

Valve Seat, Ductile Iron, Exhaust, 1.657 in. Outside Diameter, Ford, Small Block, Each

Part Number: TFS-51700272-1

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Pioneer Replacement Cylinder Head Fasteners S-1171

CYL HEAD BOLT KIT

Part Number: PIO-S-1171

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Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

OMIX-ADA Cylinder Head Fasteners 17258.06

Cylinder Head Fasteners, Stud Style, Hex Head, Steel, Natural, Kit Includes 15 Studs and 15 Nuts, Jeep, Willys, Kit

Part Number: OMX-1725806

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Fel-Pro Headbolt Kits for 1988-1995 4RUNNER, PICKUP, 1993-1994 T100 - ES 72185

Cylinder Head Bolts, Hex Head, Toyota, 3.0L, 1-Head, SOHC, Kit

Part Number: FEL-ES72185

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Kibblewhite Precision Valve Seats 10-SC446

Valve Seat, Powdered Metal, 11.40mm Thick, 35.00mm I.D., 44.62mm O.D., Each

Part Number: KPM-10-SC446

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Estimated Ship Date: Tomorrow if ordered today

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Trick Flow Specialties Valve Guides TFS-52600251-1

SINGLE SBM VALVE GUIDE

Part Number: TFS-52600251-1

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Dura-Bond Valve Seats 70662

Valve Seats - K-10 Seat 70000 Series AOD 1.63

Part Number: DUR-70662

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Mahle Original Head Bolt Kits for 2002-2008 COOPER - GS33608

MINI 1600CC, 1.6L, W10B16A, W11B16A, 2002-2008

Part Number: MAH-GS33608

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Melling Lifter Link Bars and Guides MLG104

Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG104

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Kibblewhite Precision Valve Seats 10-SC390

Valve Seat, Powdered Metal, 11.00mm Thick, 30.00mm I.D., 39.00mm O.D., Each

Part Number: KPM-10-SC390

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ARP Pro Series Cylinder Head Studs 245-4306

Cylinder Head Studs, Pro Series, 12-Point Heads, Dodge, Plymouth, KB 426 Hemi, Inner Only, Kit

Part Number: ARP-245-4306

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Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Pioneer Replacement Cylinder Head Fasteners S-350LS2

Cylinder Head Fasteners, Replacement, Bolt Style, Hex Head, Steel, Natural, Cadillac, Chevrolet, Pontiac, Saab, Set of 30

Part Number: PIO-S-350LS2

5.0 out of 5 stars ( 1 )

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Kibblewhite Precision Valve Seats 10-SC340

Valve Seat, Powdered Metal, 9.50mm Thick, 26.00mm I.D., 34.00mm O.D., Each

Part Number: KPM-10-SC340

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Kibblewhite Valve Guides 20-2320C

Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2320C

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Kibblewhite Valve Guides 20-2330C

Valve Guide, Cast Iron, Exhaust, .338 in. Inside Diameter, Stock Outside Diameter, Harley-Davidson®, Each

Part Number: KPM-20-2330C

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