Cylinder Heads, Head Bolts & More

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: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

Pioneer Performance Cylinder Head Fasteners 851200

Head Bolt Kit

Part Number: PIO-851200

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: 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: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

Edelbrock Replacement Valve Seats 9714

Edelbrock Replacement Valve Seats 9714

Valve Seat; Exhaust; 1.66 in. Valve

Part Number: EDL-9714

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 if ordered today

Beck/Arnley Cylinder Head Fasteners 016-1061

Cylinder Head Fasteners, Bolt Style, 12-point Head, Steel, Black, for use on Acura®, for use on Honda®, V6, Set of 16

Part Number: BCK-016-1061

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 12, 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: Apr 23, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 23, 2026 if ordered today

Edelbrock E-Series Head Bolt Kits 85032

Cylinder Head Bolts, Hex Head, Washers, for Use On Edelbrock Performer RPM Heads, Buick, 6.6L, 7.0L, 7.5L, Kit

Part Number: EDL-85032

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 24, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Cylinder Head Bolt Kits 125-3601

4.5 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

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: Today

...Loading

Estimated Ship Date: Today

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: Feb 13, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 13, 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: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 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: Feb 13, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 13, 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: Today

...Loading

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: Today

...Loading

Estimated Ship Date: Today

Kibblewhite Valve Guides 82-82470

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

Part Number: KPM-82-82470

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Trick Flow® Valve Seats TFS-30600271-1

Valve Seat, Ductile Iron, Intake, 2.125 in. Outside Diameter, Chevy, Small Block, LS1, Each

Part Number: TFS-30600271-1

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: 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: Apr 2, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 2, 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: Feb 16, 2026 if ordered today

...Loading

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: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

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

...Loading

Estimated Ship Date: Apr 2, 2026 if ordered today

Fel-Pro Headbolt Kits ES 72229

Cylinder Head Bolts, Hex Head, Ford, Kit

Part Number: FEL-ES72229

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Airflow Research (AFR) Valve Seats 9069OS

+.010 AFR SB Ford/LS1 Oversize Exhaust Seat

Part Number: AFR-9069OS

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

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

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

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

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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