1966 Cylinder Heads

Cylinder Head Bolts, Stainless Steel, 12-Point Head, Chevy, Big Block, Set of 8

Part Number: ARP-435-3705

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Estimated Ship Date: Nov 24, 2025 if ordered today

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

Part Number: OMX-1725804

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Estimated Ship Date: Jan 20, 2026 if ordered today

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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: Jan 19, 2026 if ordered today

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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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Estimated Ship Date: Today

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

Part Number: TFS-51400272-1

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Estimated Ship Date: Today

Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2320C

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Estimated Ship Date: Tomorrow if ordered today

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

Part Number: KPM-20-2330C

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Estimated Ship Date: Tomorrow if ordered today

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Cylinder Head Bolts, High Performance 12-Point, Exhaust Only, Chevy, Big Block, with Dart Aluminum Heads, Kits

Part Number: ARP-135-3705

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head Bolts, Hex Head, Steel, Natural, Chrysler, Big Block B/RB, 440-1 Indy Head, 1-Head, Kit

Part Number: MAN-42198

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Valve Seat; Exhaust; 1.66 in. Valve

Part Number: EDL-9719

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Estimated Ship Date: Tomorrow if ordered today

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Head Stud, Steel, Black, Oldsmobile, Each

Part Number: OPG-C241398

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Valve Guide, Intake, Bronze, Chevy, Big Block, Each

Part Number: AFR-9045-1

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Guide, Exhaust, Bronze, Chevy, Big Block, Each

Part Number: AFR-9046-1

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Guide, Manganese Bronze, Intake, Harley-Davidson®, Each

Part Number: KPM-20-2020M

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Estimated Ship Date: Today

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

Part Number: KPM-20-2021M

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Estimated Ship Date: Today

Valve Guide, Manganese Bronze, + 0.010 in., Intake, Harley-Davidson®, Each

Part Number: KPM-20-2029M

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Estimated Ship Date: Today

Valve Guide, Exhaust, Bronze, Chevy, Small Block, Each

Part Number: TFS-30400252-1

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Estimated Ship Date: Today

Cylinder Head, 320cc, Solid Roller, Aluminum, Assembled, 0.850 in. Lift, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-305-5059

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Estimated Ship Date: Today

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Valve Seat; Intake; 2.19 in. Valve

Part Number: EDL-9716

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Estimated Ship Date: Today

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

Part Number: WRL-030620-2

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Cylinder Head, Motown 220, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Designed for Use with Hydraulic Flat Tappet Camshafts, Chevy, Small Block

Part Number: WRL-014250-1

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Estimated Ship Date: Today

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

Part Number: WRL-030620M-2

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Estimated Ship Date: Today

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Valve Seat, Intake Seat Location, Ductile Iron, Ford, 289, 302, 351W, Twisted Wedge 11R®, Each

Part Number: TFS-52500271

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Estimated Ship Date: Today

Valve Guide, Bronze, Intake, 0.375 in. Inside Diameter, + 0.001 in. Outside Diameter, Harley-Davidson®, Each

Part Number: KPM-20-2021

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Estimated Ship Date: Today

Valve Guide, Powersports, Bronze, Exhaust, Each

Part Number: KPM-20-2031

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Estimated Ship Date: Today