CHEVROLET 7.4L/454 Engines & Components

Valve, Intake, Stainless Steel, 2.250 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each

Part Number: MAN-11526-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Valve, Intake, NK-842 Stainless, 2.250 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each

Part Number: MAN-11722-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.065 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each

Part Number: MAN-11514-1

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.725 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each

Part Number: MAN-11517-1

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Valve Spring, Single, 1.550 in. Outside Diameter, 460 lbs./in. Rate, 1.190 in. Coil Bind Height, Each

Part Number: MAN-22406-1

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Connecting Rod Bushing, Bronze, 0.991 in. I.D., Chevy, Big Block, Each

Part Number: MAN-42327-1

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Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each

Part Number: MAN-11582-1

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Each

Part Number: MAN-12898-1

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each

Part Number: MAN-11524-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Head Diameter, 5.422 in. Length, Chevy, Big Block, Each

Part Number: MAN-12843-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Each

Part Number: MAN-11831-1

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Valve, Intake, Stainless Steel, 2.065 in. Diameter, .372 in. Stem, 5.218 in. Length, Each

Part Number: MAN-11836-1

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1.8 BBC 7/16 Blue Endurance Single Rocker Arm w/ Polylock

Part Number: SCC-SCP3016-1

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Rocker Arms, Endurance Series, Full Roller, 1.7 Ratio, Aluminum, Blue Anodized, 7/16 in. Stud Mounting Style, Chevrolet, Big Block, Each

Part Number: SCC-SCP3014-1

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VALVE-BBC R/M 1.940

Part Number: MAN-11849-1

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Valve, Exhaust, Stainless Steel, 1.900 in. Diameter, .344 in. Stem, 5.522 in. Length, Each

Part Number: MAN-11775-1

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Valve, Intake, 2.190 in. Head Diameter, 9.42mm Stem Diameter, 5.244 in. Overall Length, Chevy, Each

Part Number: MAN-11718-1

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .342 in. Stem, 0.100 in. Longer, 5.522 in. Length, Set of 8

Part Number: MAN-10761-1

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Valve, Exhaust, Stainless Steel, 1.725 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each

Part Number: MAN-10717-1

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BOLT-7/16 H BEAM

Part Number: MAN-42361-1

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Piston, Dome, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod Length, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy Big Block, Set of 8.

Part Number: PIS-1000676

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Pistons, Forged, Flat Top, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Set of 8

Part Number: JEP-338237-8

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Valve Covers, Track Series, Perimeter Bolt, Tall, Chevrolet Logo, Fabricated Aluminum, Black Gloss, Baffled, Chevy, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-281

4.26 out of 5 stars ( 19 )

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Valve Covers, M/T, Finned, Cast Aluminum, Black Textued, Baffled, Chevy, Gen, V, VI, Mark IV, 396ci, 402ci, 427ci, 454ci, Pair

Part Number: HLY-241-85

4.5 out of 5 stars ( 6 )

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Cylinder Head, 335cc Enforcer, Assembled, 2.250 in. Intake Valve, 10 Degree Locks, 1.550 in. Dual Valve Springs, Aluminum, Chevy, Big Block, Each

Part Number: AFR-3001

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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