1973 Manley Engines & Components

Valves, Race Master, 10 degree Dish, XH-426 Stainless Steel, 35.5mm Head Diameter, 4.405 in. Length, Set of 4

Part Number: MAN-11653-4

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: Tomorrow

Valves, Exhaust, XH-432 Stainless, 1.60 in. Diameter, .3415 in. Stem, 5.065 in. Length, Set of 8

Part Number: MAN-11701-1

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-591140R-1

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Exhaust, XH-426 Stainless, 37.5mm Diameter, .313 in. Stem, 4.405 in. Length, Set of 4

Part Number: MAN-11655-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.045 in. Bore, Gas Ported, Passenger Side, Chevy, Each

Part Number: MAN-591545R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590135L-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590135R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-590140L-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-590140R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-590230R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-591035L-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591130R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-591135L-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-591135R-1

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Set of 8

Part Number: MAN-10556-8

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Intake, NK-842 Stainless, 42mm Diameter, .313 in. Stem, 4.405 in. Length, Set of 4

Part Number: MAN-11652-4

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Each

Part Number: MAN-14054-1

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod Bolts, 12-Point, Cap Screw, 7/16 in. Thread, Chevy, Ford, Chrysler, Dodge, Plymouth, Set of 4

Part Number: MAN-42391-4

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Drop Ship
• Special Order

VALVE-BBC E/D 1.900

Part Number: MAN-12745-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591030L-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591030R-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-591040R-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591230L-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591230R-1

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Special Order