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

Individual Parts

Results 1151 - 1175 of 2000 +

NUT, CYLINDER BASE, 7/16" HEX

Part Number: SSY-93-3063

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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

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

Part Number: SUM-910526

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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 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

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

Part Number: KPM-82-82470

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

Part Number: TFS-30600271-1

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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

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

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

Part Number: PIO-S-177

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

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

Part Number: AFR-9053-1

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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

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: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

+.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

+.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

Cylinder Head Bolts, Hex Head, Ford, Kit

Part Number: FEL-ES72229

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

Part Number: TFS-51700272-1

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

Part Number: FEL-ES72185

5.0 out of 5 stars ( 2 )

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Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG104

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Cylinder Head Fasteners, OE Replacement, Bolt Style, 12-point Head, Steel, Natural, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-11610681

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Valve Guides, Bronze, Exhaust, Chevy, 5.7L, Set of 8

Part Number: TFS-30400252

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Valve Guides - Chev.,GMC 65-90

Part Number: MAH-2173185

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Hardware, LS Head Bolt Set

Part Number: AAF-ALL87004

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

exhaust seat,AFR BB Chevy 24° Beryllium Exhaust Seat 2.000 OD x 1.570 ID x .375

Part Number: AFR-9064B

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Valve Seat, Nickel Aluminum-bronze, 11.00mm Thick, 30.00mm I.D., 39.00mm O.D., Each

Part Number: KPM-10-SB390

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HEAD BOLT KIT

Part Number: PIO-S-153

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Cylinder Head Bolts, Hex Head, Buick, Chevy, GMC, Isuzu, Oldsmobile, Pontiac, 2.2L, Kit

Part Number: FEL-ES72172

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Valve Guide, Bronze, Intake, .275 in. Inside Diameter, Stock Outside Diameter, for use on Honda®, Each

Part Number: KPM-30-0359

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