CHEVROLET 7.4L/454 Chevy big block Gen VI Manley Parts and Accessories

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: Monday 3/16/2026 if shipped by air

• Free Shipping

Connecting Rod Bolts, 12-Point, Cap Screw, 7/16 in. Thread, 1.600 in. Length, Chevy, H-Beam, Set of 4

Part Number: MAN-42249-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.494 in. Length, Chevy, Set of 8

Part Number: MAN-11854-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Set of 8

Part Number: MAN-11843-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Cap Screws, Connecting Rod, ARP 2000, 7/16 in., Set of 4

Part Number: MAN-42390-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valves, Exhaust, Stainless Steel, 1.725 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Set of 8

Part Number: MAN-10717-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Set of 8

Part Number: MAN-11850-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Intake, Stainless Steel, 2.065 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-10714-8

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Set of 8

Part Number: MAN-11881-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Set of 8

Part Number: MAN-11587-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.610 in. Length, Chevy, Set of 8

Part Number: MAN-11878-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-11562-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valve, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.494 in. Length, Chevy, Each

Part Number: MAN-11854-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Each

Part Number: MAN-11843-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valves, Intake, NK-842 Stainless, 2.300 in. Diameter, .3415 in. Stem, 5.494 in. Length, Set of 8

Part Number: MAN-11870-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valves, Intake, Stainless Steel, 2.190 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-11528-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Each

Part Number: MAN-11881-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Pushrod Length Checker, Mockup Rocker Arm, Fits 7/16 in. Studs, Chevy, Big Block, Each

Part Number: MAN-42133

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valves, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.244 in. Length, Chevy, Ford, Set of 8

Part Number: MAN-11802-8

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Set of 8

Part Number: MAN-10727-8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

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

Part Number: MAN-42170

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Connecting Rod Bolts, 12-Point, Cap Screw, 7/16 in. Thread, 1.600 in. Length, Chevy, H-Beam, Set of 4

Part Number: MAN-42361-4

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Set of 8

Part Number: MAN-11527-8

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

• Free Shipping

Connecting Rod Bolt, E Head Style, ARP 2000 Alloy, 7/16 in. Thread, 1.6 in. UHL, Chevy, Manley H Beam, Each

Part Number: MAN-42249-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

KIT-STREETROLLER BBC

Part Number: MAN-73168

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air