1990 Manley Engines & Components

Pistons, Forged, Flat, 4.035 in. Bore, Chevy, Set of 8

Part Number: MAN-591235-8

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Pistons, Forged, Flat, 4.035 in. Bore, Chevy, Set of 8

Part Number: MAN-590535-8

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Estimated Ship Date: May 1, 2026 if ordered today

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

Part Number: MAN-591240L-1

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

Part Number: MAN-11831-1

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Valve, Intake, NK-844 Stainless, 2.080 in. Head Diameter, 5.440 in. Length, Chevy, Small Block, Each

Part Number: MAN-11512-1

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Valve, Intake, Severe Duty, Stainless Steel, 2.325 in. Diameter, 0.3415 in. Stem, 6.59 in. Length, Each

Part Number: MAN-11580-1

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VALVE-S/D 2.125,+.300

Part Number: MAN-11754-1

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Valves, Intake, NK-844 Stainless, 2.080 in. Diameter, .3415 in. Stem, 5.111 in. Length, Set of 8

Part Number: MAN-11738-1

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VALVE-R/M 1.600, +.100, .3136 STEM

Part Number: MAN-12303-1

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-8

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-1

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VALVE-S/D 2.100,+.200

Part Number: MAN-11862-1

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Pistons, Forged, Flat, 4.030 in. Bore, Chevy, Set of 8

Part Number: MAN-590130-8

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

Part Number: MAN-590540R-1

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Valve, Intake, NK-844 Stainless, 2.300 in. Diameter, .3720 in. Stem, 5.325 in. Length, Each

Part Number: MAN-11530-1

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Estimated Ship Date: May 4, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 5.140 in. Length, Chevy, Each

Part Number: MAN-11858-1

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Valve Springs, Single, Standard Style, 1.100 in. O.D., 0.950 in. Coil Bind Height, 294 lbs/in. Rate, Set of 16

Part Number: MAN-22125-16

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CRANK-4340 BILLET 79mm STROKE

Part Number: MAN-190040B

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Diameter, Chevy, Each

Part Number: MAN-10749-1

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10750-8

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Connecting Rods, H-Lite Series, 4340 H-Beam, Cap Screw, Bushed, 6.000 in. Length, Chevy, Small Block, Set of 8

Part Number: MAN-14034-8

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Valves, Exhaust, Severe Duty, Stainless Steel, 1.880 in.Diameter, 0.311 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-12815-1

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Connecting Rod, Forged 4340 Steel, I-Beam, Bushed, Cap Screw, Chevy, Small Block, Each

Part Number: MAN-14441-1

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .342 in. Stem, Stock Length, 5.422 in. Length, Each

Part Number: MAN-10881-8

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030R

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Estimated Ship Date: Apr 27, 2026 if ordered today

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