Manley Parts and Accessories

Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 604 lbs./in. Spring Rate, Kit

Part Number: MAN-261425

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Nex Tek Valve Springs/ Titanium Retainers, Super Gas/Comp/Big Block Bracket, Kit

Part Number: MAN-261424

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Set of 8

Part Number: MAN-14054-8

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Estimated Ship Date: Mar 30, 2026 if ordered today

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

Part Number: MAN-11701-8

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Estimated Ship Date: Mar 20, 2026 if ordered today

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

Part Number: MAN-590630-8

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Valves, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-11731-8

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Estimated Ship Date: Mar 20, 2026 if ordered today

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VALVE-E/D 1.625,+.200

Part Number: MAN-11715-8

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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: Mar 27, 2026 if ordered today

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

Part Number: MAN-590540-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590560-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590660-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590730-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590830-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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VALVE-BBC E/D 1.900

Part Number: MAN-12745-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 604 lbs./in. Spring Rate, Kit

Part Number: MAN-261425L

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Estimated Ship Date: Mar 27, 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 27, 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 27, 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 27, 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 27, 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 27, 2026 if ordered today

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

Part Number: MAN-590230-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590235-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590240-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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

Part Number: MAN-590530-8

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 647 lbs./in. Spring Rate, Kit

Part Number: MAN-261424L

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Estimated Ship Date: Mar 30, 2026 if ordered today

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