CHEVROLET 7.4L/454 Manley Parts and Accessories

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-10761-8

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Timing Chain and Gear Set, Double Roller, Iron/Steel Sprockets, Chevy, Big Block, Set

Part Number: MAN-73192

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Race Master, Stainless Steel, 2.250 in. Diameter, 0.3715 in. Stem, 5.344 in. Length, Each

Part Number: MAN-11724-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

• Drop Ship
• Special Order

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

• Drop Ship
• Special Order

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

Part Number: MAN-11514-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11517-1

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-22406-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-42327-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11582-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-12898-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11524-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-12843-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11836-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11831-1

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

• Drop Ship
• Special Order

VALVE-BBC R/M 1.940

Part Number: MAN-11849-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11775-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11718-1

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• Drop Ship
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-10717-1

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

• Drop Ship
• Special Order

BOLT-7/16 H BEAM

Part Number: MAN-42361-1

Not Yet Reviewed

Estimated Ship Date: Today

Valve, Intake, NK-842 Stainless, 2.190 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each

Part Number: MAN-11720-1

Not Yet Reviewed

Estimated Ship Date: Today

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Set of 8

Part Number: MAN-11815-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Valve, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Each

Part Number: MAN-11731-1

Not Yet Reviewed

Estimated Ship Date: Today

Bolts, Oil Pan, Steel, Gold Iridite, Hex Head, Chevy, Big Block, Kit

Part Number: MAN-42188

Not Yet Reviewed

Estimated Ship Date: Today