CHEVROLET Manley Engines & Components

BOLT-5/16 2000 1.500

Part Number: MAN-42281-4

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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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Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.244 in. Length, Chevy, Set of 8

Part Number: MAN-11780-8

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Valve, Race, XH-426 Stainless Steel, Exhaust, 1.590 in. Diameter, 4.923 in. Length, Set of 8

Part Number: MAN-11661-1

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-8

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Valve, Race Flo, Intake, Stainless Steel, 2.055 Head Diameter, .3415 Stem Diameter, 5.040 in. Length, Each

Part Number: MAN-11546-1

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.121 in. Length, Each

Part Number: MAN-11571-1

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11715-1

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 10 Degree Lock, 1.295 in. Spring O.D., Kit

Part Number: MAN-26361634KS

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Piston, Forged, Dish, 4.005 in. Bore, Chevy, Set of 8

Part Number: MAN-596205C-8

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Valve, Intake, Race Series, Stainless Steel, 2.080 in. Diameter, 0.3415 in. Stem, 5.240 in. Length, Set of 8

Part Number: MAN-11574-1

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Valves, Severe Duty, 7 degree Dish, NK-844 Stainless, 2.100 in. Head Diameter, 5.211 in. Length, Set of 8

Part Number: MAN-11746-1

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Piston, Forged, Flat, 4.080 in. Bore, LS, Set of 8

Part Number: MAN-592680C-8

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.311 in. Spring O.D., Kit

Part Number: MAN-26382038KS

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Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.311 in. Spring O.D., Kit

Part Number: MAN-26382538KS

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Crankshafts, Chevy LS 4340 Forged Lightweight Crankshaft. 58 tooth reluctor wheel, 4.000" stroke, 50-52 lb. total weight. Not balanced

Part Number: MAN-190058NB

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TITANIUM VALVE

Part Number: MAN-11922T-1

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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-11701-1

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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-11594-8

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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-12815-8

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Valves, Intake, Severe Duty, Stainless Steel, 2.250 in.Diameter, 0.311 in. Stem, 5.494 in. Length, Set of 8

Part Number: MAN-12856-8

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Valve Springs, Single, 1.311 in. Outside Diameter, 341 lbs./in. Rate, 1.085 in. Coil Bind Height, Set of 16

Part Number: MAN-221428-16

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Pistons, PIST-1.120 CD/FT 4.600

Part Number: MAN-698180-8

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Piston, Turbo Tuff, Forged, Dish, 4.005 in. Bore, Driver Side, LS, Each

Part Number: MAN-566205DC-1

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Piston, Forged, Dish, 4.005 in. Bore, Driver Side, LS, Each

Part Number: MAN-596205DC-1

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