1968 Cylinder Heads Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

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: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

World Products Merlin Cylinder Heads 030630

World Products Merlin Cylinder Heads 030630

Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 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: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

World Products Merlin Cylinder Heads 030630CNC

Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030630CNC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 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: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 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: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

World Products S/R Cylinder Heads 043610-1

Cylinder Head, S/R, Cast Iron, Assembled, 67cc Chamber, 171cc Intake Runner, Chevy, Small Block, Each

Part Number: WRL-043610-1

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

World Products S/R Cylinder Heads 043650

Cylinder Head, S/R (Stock Replacement), Cast Iron, Bare, Each

Part Number: WRL-043650

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

Milodon Head Studs 80133

Cylinder Head Studs, Chromoly, Black Oxide, 12-Point Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, Set

Part Number: MIL-80133

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Milodon Head Studs 80136

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie, Heads, Set

Part Number: MIL-80136

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Milodon Head Studs 80155

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Ford, 289, 302, with Stock Heads, Set

Part Number: MIL-80155

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Pioneer Performance Cylinder Head Fasteners 851006

Head Stud Kit

Part Number: PIO-851006

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Pioneer Performance Cylinder Head Fasteners 851201

Head Bolt Kit

Part Number: PIO-851201

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 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: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Manley Superior Head Bolts 42322

Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Dart, Merlin, Bowtie Heads, 1 Head, Set

Part Number: MAN-42322

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Milodon Head Studs 80185

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Ford, Big Block FE, with Stock Heads, Set

Part Number: MIL-80185

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Milodon Head Studs 80235

Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, Chrysler, 340, 360, with Stock, W2 Heads, Set

Part Number: MIL-80235

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

Edelbrock Performer RPM Cylinder Heads 60215

Edelbrock® Performer RPM® 210 CC Small-Block Chevy Cylinder Head

Part Number: EDL-60215

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Edelbrock Head Bolt Kits 8513

Cylinder Head Bolts, High Performance, Hex Head, Dodge, Plymouth, 426-572, GEN II Hemi, Kit

Part Number: EDL-8513

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Cylinder Head Bolt Kits 145-3901

4.75 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Edelbrock E-Series Head Bolt Kits 85562

Cylinder Head Bolts, 12-Point Head, Pontiac, with Edelbrock Performer Heads Made Before 3/15/02, Kit

Part Number: EDL-85562

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Cylinder Head Bolt Kits 190-3604

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Edelbrock Head Bolt Kits 8562

Cylinder Head Bolt Set; Head Bolt Kit; Ford 302 E-Boss; For Performer RPM Heads w/8.2 in. Deck

Part Number: EDL-8562

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Edelbrock Head Bolt Bushing Kits 9693

Cylinder Head Bushing Kit, Edelbrock Performer/Performer RPM, AMC, Set of 28

Part Number: EDL-9693

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Edelbrock Valve Guides 9706

Valve Guide, Replacement, Exhaust, Manganese Bronze, for EDL Cylinder Head 77219 Only, Ford, Small Block, Each

Part Number: EDL-9706

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Edelbrock Replacement Valve Seats 9711

Valve Seat; Intake; 1.90 in. Valve

Part Number: EDL-9711

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Edelbrock Replacement Valve Seats 9718

Valve Seat; Intake; 2.09 in. Valve

Part Number: EDL-9718

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today