Cylinder Heads, Head Bolts & More

World Products Merlin Cylinder Heads 030040M-2

Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake, Exhaust Port Is Raised 0.600 in., Oval Intake Port, Chevy, Big Block, Each

Part Number: WRL-030040M-2

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

World Products Merlin Cylinder Heads 030620CNC

World Products Merlin Cylinder Heads 030620CNC

Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030620CNC

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

World Products Merlin Cylinder Heads 030630-1

Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake, Exhaust Port Is Raised 0.600 in., Rectangular Intake Port, Chevy, Big Block

Part Number: WRL-030630-1

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

World Products S/R Torquer Cylinder Heads 042660

Cylinder Head, S/R Torquer, Cast Iron, Bare, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660

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

World Products S/R Torquer Cylinder Heads 042670

Cylinder Head, S/R Torquer, Cast Iron, Bare, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042670

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

World Products S/R Cylinder Heads 043600

Cylinder Head, S/R, Cast Iron, Bare, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each

Part Number: WRL-043600

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

World Products S/R Cylinder Heads 043600-1

Cylinder Head, S/R, Cast Iron, Assembled, 76cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each

Part Number: WRL-043600-1

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

World Products Sportsman II Heads 012150

Cylinder Head, Sportsman II, Cast Iron, Bare, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012150

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

World Products Sportsman II Heads 012150-1

Cylinder Head, Sportsman II, Cast Iron, Assembled, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012150-1

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

World Products Sportsman II Heads 012250

Cylinder Head, Sportsman II, Cast Iron, Bare, 72cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-012250

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

World Products Motown 220 Cylinder Heads 014150-1

Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-014150-1

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

Milodon Head Studs 80175

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Ford, 351C, 351M, 400, with Stock Heads, Set

Part Number: MIL-80175

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Cylinder Head Bolt Kits 154-3604

4.75 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Gator Fasteners Heavy-Duty Head Stud Kits HSK66L5P

Siverado/Sierra 2500/3500 2017-21 6.6L & L5P Heavy Duty Head Stud Kit Gator Fasteners

Part Number: GFN-HSK66L5P

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

Biker's Choice Rocker Boxes 489725

Rocker Boxes, Die-cast Aluminum, Chrome, Harley-Davidson®, Pair

Part Number: BKC-48-9725

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 Cylinder Head Fasteners 93-3024

HEAD BOLT KIT 12PT (10PK)

Part Number: SSY-93-3024

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

S&S Cycle Powersports Cylinder Fasteners 31-2331

STUD SET, CYLINDER BASE

Part Number: SSY-31-2331

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Beck/Arnley Cylinder Head Fasteners 016-1019

Cylinder Head Fasteners, Bolt Style, 12-point Head, Steel, Black, Lexus, Toyota, 4.7L, Set of 20

Part Number: BCK-016-1019

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

Beck/Arnley Cylinder Head Fasteners 016-1029

Cylinder Head Fasteners, Bolt Style, Steel, Black, Audi, Volkswagen, V6, Set of 16

Part Number: BCK-016-1029

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

Beck/Arnley Cylinder Head Fasteners for 1998-2001 PRELUDE - 016-1033

Cylinder Head Fasteners, Bolt Style, 12-point Head, Steel, Black, for use on Honda®, 2.2L, Set of 10

Part Number: BCK-016-1033

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

Beck/Arnley Cylinder Head Fasteners 016-1039

Cylinder Head Fasteners, Bolt Style, 12-point Head, Steel, Black, for Hyundai, for Kia, 2.5L, 2.7L, Set of 16

Part Number: BCK-016-1039

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

Beck/Arnley Cylinder Head Fasteners 016-1060

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

Part Number: BCK-016-1060

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

Allstar Performance Cylinder Head Fasteners ALL87005

Hardware, LS Head Bolt Set

Part Number: AAF-ALL87005

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Allstar Performance Cylinder Head Fasteners ALL87006

Hardware, LS Head Bolt Set

Part Number: AAF-ALL87006

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

AFR Valve Guides 9045-8

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

Part Number: AFR-9045-8

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Airflow Research (AFR) Valve Guides 9052-1

Bronze Guide, LS Bronze Guide 8mm Oversize

Part Number: AFR-9052-1

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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