2004 CHEVROLET Manley Engines & Components

Valves, Exhaust, XH-426 Stainless Steel, 1.550 in. Diameter, .314 in. Stem, 4.923 in. Length, Set of 8

Part Number: MAN-11361-8

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Valves, Intake, Stainless Steel, 2.000 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8

Part Number: MAN-11360-8

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Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: MAN-221436-16

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Crankshaft, 1-Piece Seal, Internal Balance, Lightweight, 4340 Billet, 4.000 Stroke, Chevy, LS1, Each

Part Number: MAN-190858B

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Connecting Rod, ROD-H TUFF CHEVY LS 6.125

Part Number: MAN-15051R-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .3136 in. Stem, 4.923 in. Length, Set of 8

Part Number: MAN-11365-8

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KEYWAY SPROCKET HEMI

Part Number: MAN-LSKEY

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Set of 8

Part Number: MAN-11362-8

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Piston, Forged, Dish, 4.030 in. Bore, Chevy, Set of 8

Part Number: MAN-596230C-8

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Set of 16

Part Number: MAN-221422-16

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Estimated Ship Date: May 11, 2026 if ordered today

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Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.911 in. Length, Set of 8

Part Number: MAN-11541-8

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Valves, Exhaust, Stainless Steel, 1.575 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Set of 8

Part Number: MAN-11363-8

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Connecting Rods, H-Lite Series, 4340 H-Beam, Cap Screw, Bushed, 6.125 in. Length, Chevy, LS1, Set of 8

Part Number: MAN-14031-8

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Connecting Rod, 4340 Steel, H-Beam, 6.125 in Length, Bushed, Cap Screw, Chevy, LS1, Each

Part Number: MAN-15051R-1

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Valve, Intake, Race Flo, Stainless Steel, 2.055 in. Head Dia, 7 Degree, Chevy, Small Block, Set of 8

Part Number: MAN-11546-8

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Estimated Ship Date: May 11, 2026 if ordered today

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Valve, Intake, XH-426 Stainless, 2.300 in. Head Diameter, 5.244 in. Length, Chevy, Big Block, Each

Part Number: MAN-11730-1

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Valve, Intake, Stainless Steel, 2.055 in. Diameter, .313 in. Stem, 4.874 in. Length, Chevy, Each

Part Number: MAN-11390-1

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190124

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190158

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VALVE-TI 2.350,+.250

Part Number: MAN-11484-8

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190058

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Valves, Intake, NK-844 Stainless, 1.940 in. Diameter, 5.140 in. Length, Chevy, Small Block, Set of 8

Part Number: MAN-11748-8

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Estimated Ship Date: May 11, 2026 if ordered today

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Valves, Exhaust, XH-428 Stainless, 1.500 in. Diameter, 5.140 in. Length, Chevy, Small Block, Set of 8

Part Number: MAN-11747-8

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Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Each

Part Number: MAN-221422-1

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Pistons, Forged Flat, 3.910 in. Bore, Chevy, Set of 8

Part Number: MAN-592110C-8

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Estimated Ship Date: May 8, 2026 if ordered today

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