CHEVROLET 7.4L/454 Cylinder Heads

Cylinder Head, 315cc BBC, Aluminum, 120cc Chamber, 315cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC315

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Estimated Ship Date: May 27, 2026 if ordered today

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Cylinder Head, 315cc, Aluminum, Bare, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-315-500

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Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Head Bolts, Steel, Black, Hex, Chevy, Big Block, Stock Heads, 1-Head, Set

Part Number: MRG-941G

5.0 out of 5 stars ( 1 )

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Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Each

Part Number: TFS-41400271

5.0 out of 5 stars ( 1 )

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Valve Seat Insert, Intake, Ductile Iron, 2.000 in. i.d., 1.570 in. o.d., 0.375 in. Thick, Chevy, Small Block

Part Number: AFR-9064

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Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Set of 8

Part Number: TFS-41400271-8

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Cylinder Head, Pro 1, Aluminum, Bare, 121cc Chamber, 345cc Intake Runner, Chevy, Big Block, Each

Part Number: DRT-19300030

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Valve Guide, Manganese Bronze, for Use with 11/32 in. Diameter Intake Valves Only, Chevy, Big Block, Each

Part Number: DRT-63121212

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Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Chevy, Excalibur, GMC, 7.4L, Each

Part Number: VRE-2C43

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Valve Guide, 11/32 in., Bronze, Exhaust, Chevy, Big Block, Each

Part Number: AFR-9041-1

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Cylinder Head Bolt Kit, Hex Head, Chromoly, Black Oxide, for OE Cast Iron Heads, Chevrolet 396-454, Each

Part Number: TFS-92001

5.0 out of 5 stars ( 5 )

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Bolt, LS Engine Coolant Plug Fastener, 6mm x 1.0 Thread, Hex, Steel, Chevrolet, Pontiac, Each

Part Number: NAL-11588714

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Head Bolt Washer Kit

Part Number: PIO-852098

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Cylinder Head Bolts, Washers, for Use On Edelbrock 77409 and 77459 Heads Only, Chevy, 396, 402, 427, 454, Kit

Part Number: EDL-8554

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Valve Seat; Intake; 2.19 in. Valve

Part Number: EDL-9716

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Estimated Ship Date: Mar 26, 2026 if ordered today

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Cylinder Head Studs, Chromoly, Black Oxide, 12-Point Head, Chevy, Big Block, with Stock Heads, Set

Part Number: MIL-80124

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: MIL-80125

3.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Valve Guide, 11/32 in., Bronze, Intake, Chevy, Big Block, Each

Part Number: AFR-9042-1

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

Part Number: AFR-9046-8

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Valve Guides - Chev.,GMC 65-90

Part Number: MAH-2173185

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

Part Number: AFR-9045-1

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Estimated Ship Date: Apr 20, 2026 if ordered today

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

Part Number: AFR-9046-1

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, 26 Degrees, Chevy, Big Block, Each

Part Number: WRL-030620-2

3.0 out of 5 stars ( 2 )

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Cylinder Head, BB-2 Plus, Aluminum, Assembled, 115cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: BRO-2028113

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Cylinder Head, Pro 2, Aluminum, Bare, 121cc Chamber, 380cc Intake Runner, Chevy, Big Block, Each

Part Number: DRT-19674030

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