1981 Manley Parts and Accessories

Valve, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Each

Part Number: MAN-11731-1

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Valve, Intake, Severe Duty, Stainless Steel, 2.300 in. Diameter, 0.342 in. Stem, 5.725 in. Length, Set of 8

Part Number: MAN-11588-8

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ROTATING ASSEMBLY KIT-BBC 572 4.250/4.625 -3cc F

Part Number: MAN-38572RHXX

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ROTATING ASSEMBLY KIT-BBC 632 4.750/4.600 43cc D

Part Number: MAN-29632R

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Connecting Rod, ROD-14050 W/ARP 2000

Part Number: MAN-14050R-1

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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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VALVE-S/D 2.080,+.400

Part Number: MAN-11764-8

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Valves, Intake, Stainless Steel, 1.94 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Set of 8

Part Number: MAN-11302-8

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Valve, Intake, 2.325 in. Diameter, Stainless Steel, 0.250 in. Over Installed Length, Chevy, Big Block, Each

Part Number: MAN-12838-8

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Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, 6.000 in., Chevy, Small Block, Race Only, Each

Part Number: MAN-14054R-1

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.464 in. Length, Chevy, Big Block, Each

Part Number: MAN-11535-1

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Estimated Ship Date: Mar 24, 2026 if ordered today

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

Part Number: MAN-590030-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590035-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590035L-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590035R-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590040L-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590040R-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590130-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590130L-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590130R-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590135-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590135L-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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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: Mar 26, 2026 if ordered today

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

Part Number: MAN-590140-8

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Estimated Ship Date: Mar 26, 2026 if ordered today

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

Part Number: MAN-590140L-1

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Estimated Ship Date: Mar 26, 2026 if ordered today

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