Manley Engines & Components

Piston, Forged, Dome, 4.600 in. Bore, Chevy Big Block, Each

Part Number: MAN-698580-1

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Valve Spring, Triple, 1.677 in. Outside Diameter, 770 lbs./in. Rate, 1.142 in. Coil Bind Height, Each

Part Number: MAN-221450-1

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Valve Springs, Triple, 1.677 in. Outside Diameter, 770 lbs./in. Rate, 1.142 in. Coil Bind Height, Each

Part Number: MAN-221450P-1

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SPRING-1.550 DOUBLE

Part Number: MAN-221452SF-1

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SPRING-1.522 DOUBLE

Part Number: MAN-221460-1

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SPRING-1.540 DOUBLE

Part Number: MAN-221461-1

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VALVE SPRINGS

Part Number: MAN-23402-16

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Valve Spring Retainer, Hardened 4140 Chomoly Steel, 10 Degree, 1.550 in. Outside Diameter, .710 in. Inside Diameter, Set of 16

Part Number: MAN-23659-16

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Connecting Rods

Part Number: MAN-14031-1

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Connecting Rod, 4340 Steel, H-Beam, 6.657 in. Length, Bushed, Cap Screw, Ford, 5.4L/6.8L, Each

Part Number: MAN-14040-1

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Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, 6.535 in., Chevy, Big Block, Each

Part Number: MAN-14066-1

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Connecting Rod, ROD-BBC 6.800 H BEAM

Part Number: MAN-14073-1

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ROD (DROPSHIP) 4266

Part Number: MAN-14082-1

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Connecting Rod, Forged 4340 Steel, H-Beam, Bushed, Cap Screw, Dodge, 5.7, 6.1L, Each

Part Number: MAN-14085R-1

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Connecting Rod, Forged 4340 Steel, H-Beam, Bushed, Cap Screw, Chrysler, Dodge, 5.7, 6.1L, Each

Part Number: MAN-14086-1

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

Part Number: MAN-10556-8

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VALVE-E/D SUBARU WRX 32mm

Part Number: MAN-11137-1

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11715-1

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Valves, VALVE-E/D 1.625,+.300

Part Number: MAN-11721-1

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Valves, VALVE-E/D 1.625,+.400

Part Number: MAN-11725-1

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Valves, VALVE-E/D 1.950

Part Number: MAN-11729B-1

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VALVE SET

Part Number: MAN-11629-4

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Valve, Exhaust, Stainless Steel, 37.50mm Diameter, 116.459mm Length, Each

Part Number: MAN-11631-1

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Valves, VALVE-FD 3V E/D 37.5mm BEAD LO

Part Number: MAN-11631B-1

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Valves, VALVE-E/D DURAMAX DIESEL 1.300

Part Number: MAN-11609-1

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