CHEVROLET Manley Parts and Accessories

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

Part Number: MAN-11830-8

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Valve, Exhaust, Extreme Duty, Stainless Steel, 1.900 in. Diameter, 0.3715 in. Stem, 5.354 in. Length, Each

Part Number: MAN-11507-1

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Valves, Exhaust, XH-432 Extreme Alloy, 1.900 in. Diameter, .3715 in. Stem, 5.354 in. Length, Set of 8

Part Number: MAN-11507-8

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Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 6.400 in. Length, Chevy, Set of 8

Part Number: MAN-11583-8

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Valves, Exhaust, Titanium, 1.880 in. Diameter, .342 in. Stem, 5.440 in. Length, Chevy, Set of 8

Part Number: MAN-11479-8

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Valve, Exhaust, 1.900 in. Head Diameter, 8.68mm Stem Diameter, 5.522 in. Overall Length, Chevy, Set of 8

Part Number: MAN-11769-8

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Valves, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Set of 8

Part Number: MAN-11456T-8

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Valves, Exhaust, XH-428 Stainless, 1.625 in. Diameter, .3415 in. Stem, 4.921 in. Length, Set of 8

Part Number: MAN-11557-8

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Valves, Exhaust, XH-426 Stainless, 1.900 in. Diameter, .3715 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-11707-1

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Valves, Severe Duty Series, Intake, Hollow Stem, NK-844 Stainless, 1-groove, Chevy, Set of 8

Part Number: MAN-11688H-8

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

Part Number: MAN-590640-8

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

Part Number: MAN-590635-8

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Pistons, Forged, Flat, 4.010 in. Bore, Chevy, Small Block, Set of 8

Part Number: MAN-592510C-8

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-12850-8

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engine rotating kits

Part Number: MAN-39582R

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Pistons, Forged, Dish, Chevy, Set of 8

Part Number: MAN-593900-8

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ROTATING ASSEMBLY LS 402 FLAT

Part Number: MAN-29402

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ROTATING ASSEMBLY LS 415 FLAT

Part Number: MAN-29415

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VALVE-BBC R/M 2.300,+.100

Part Number: MAN-11728-8

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.025 in. Length, Set of 8

Part Number: MAN-10724-8

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engine rotating kits

Part Number: MAN-29582RH

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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-12838-1

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Connecting Rod, Forged 4340 Steel, I-Beam, Bushed, Cap Screw, Chevy, 396, 402, 427, 454, Set of 8

Part Number: MAN-14167-8

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-12850H-8

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BBC 598 4.500 STROKE/4.600/+43cc

Part Number: MAN-29598

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Estimated Ship Date: Apr 16, 2026 if ordered today

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