1981 Manley Parts and Accessories

Connecting Rod Bolts, 3/8 in., Cap Screw Style, 1.5 in. UHL, 8740 Chromoly Steel, Set of 4

Part Number: MAN-42383-4

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each

Part Number: MAN-10726-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Each

Part Number: MAN-10551-1

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Valve, Exhaust, XH-428 Stainless Steel, 1.625 in. Head Diameter, 5.465 in. Length, Chevy, Small Block, Each

Part Number: MAN-11511-1

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Valves, Exhaust, Stainless Steel, 1.550 in. Diameter, .341 in. Stem, 5.080 in. Length, Ford, Set of 8

Part Number: MAN-10775-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10765-1

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Valves, Race Master, Exhaust, 1.590 in. Diameter, Stainless Steel, Ford, 2.3L, Set of 4

Part Number: MAN-11795-4

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Thrust Plate Roller Bearing, .150 in. Thickness, Chevy, Big and Small Block, Each

Part Number: MAN-42420

5.0 out of 5 stars ( 2 )

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Small Block, Set

Part Number: MAN-73111

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Estimated Ship Date: Feb 18, 2026 if ordered today

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Crankshaft, Chevy big block, forged, 4.375 stroke, w/ center counterweights

Part Number: MAN-190320

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Connecting Rod, ROD-14050 W/ARP 2000

Part Number: MAN-14050R-1

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Rocker Arms, Stamped Steel, 1.60 Ratio, 3/8 in. Stud, Chevy, Small Block, Set of 8

Part Number: MAN-43150

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Valves, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.011 in. Length, Set of 8

Part Number: MAN-10552-8

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Estimated Ship Date: Feb 17, 2026 if ordered today

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Valves, Exhaust, XH-428 Stainless, 1.900 in. Diameter, 5.522 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-11847-8

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Set of 8

Part Number: MAN-11831-8

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Ford, Set of 8

Part Number: MAN-11743-8

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 4.960 in. Length, Universal, Each

Part Number: MAN-11463T-1

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10721-1

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Valve, Exhaust, Stainless Steel, 1.900 in. Diameter, .342 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-11745-8

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.190 in. Diameter, .341 in. Stem, 5.244 in. Length, Ford, Each

Part Number: MAN-11872-1

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10550-1

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Valve, Intake, XH-428 Stainless, 1.500 in. Head Diameter, 5.036 in. Length, Chevy, Small Block, Each

Part Number: MAN-11887-1

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Valve, Intake, Stainless Steel, 2.250 in. Diameter, .341 in. Stem, 5.494 in. Length, Chevy, Each

Part Number: MAN-11856-1

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Valves, Exhaust, Stainless Steel, 1.500 in. Diameter, .3415 in. Stem, 4.951 in. Length, Set of 8

Part Number: MAN-11861-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.100 in. Diameter, .341 in. Stem, 5.040 in. Length, Chevy, Set of 8

Part Number: MAN-11576-8

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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