1978 Manley Engines & Components

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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Estimated Ship Date: May 15, 2026 if ordered today

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

Part Number: MAN-14062-1

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Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.221 in. Length, Each

Part Number: MAN-11579-1

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Each

Part Number: MAN-11882-1

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Valves, Exhaust, XH-428 Stainless Steel, 1.600 in. Diameter, 0.342 in. Stem, 5.255 in. Length, Set of 8

Part Number: MAN-11703-8

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Diameter, 0.3715 in. Stem, 5.464 in. Length, Each

Part Number: MAN-11533-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Each

Part Number: MAN-11437T-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.460 in. Length, Universal, Each

Part Number: MAN-11419T-1

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Valves, Intake, Titanium, 2.125 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Set of 8

Part Number: MAN-11470T-8

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VALVE-S/D 2.300,+.200

Part Number: MAN-12784-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Each

Part Number: MAN-11563-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each

Part Number: MAN-11439T-1

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Valve, Exhaust, Titanium, 1.900 in. Diameter, 0.3415 in. Stem, 5.540 in. Length, Set of 8

Part Number: MAN-11483-8

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Valve, BBC intake 2.250 stock length, Street Master

Part Number: MAN-10874-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Diameter, 0.3715 in. Stem, 5.464 in. Length, Set of 8

Part Number: MAN-11533-8

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each

Part Number: MAN-11405T-1

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Pistons, Forged, Flat, 4.060 in. Bore, Chevy, Set of 8

Part Number: MAN-590660-8

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Pistons, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: MAN-590540-8

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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ROTATING ASSEMBLY KIT-SBC 434 4.000/4.155

Part Number: MAN-290330H

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Valve, Intake, Stainless Steel, 1.720 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each

Part Number: MAN-11540-1

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

Part Number: MAN-590135R-1

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Estimated Ship Date: May 11, 2026 if ordered today

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Pistons, Forged, Flat, Gas Ported, Chevy, Set of 8

Part Number: MAN-591530-8

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Estimated Ship Date: May 12, 2026 if ordered today

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Valves, Intake, NK-844 Stainless, 1.840 in. Diameter, .3415 in. Stem, 5.011 in. Length, Set of 8

Part Number: MAN-11540-8

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Valve, Intake, Race Series, Stainless Steel, 2.100 in. Diameter, 0.342 in. Stem, 5.240 in. Length, Set of 8

Part Number: MAN-11594-1

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