Manley Engines & Components

Rocker Arm Nuts, Stamped Steel Style, 3/8-24 in. Thread, Set of 16

Part Number: MAN-43143-16

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190280

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Valves, Intake, NK-844, 2.350 in. Diameter, 0.342 in. Stem, 5.610 in. Length, Chevy, Set of 8

Part Number: MAN-11880-8

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Estimated Ship Date: Mar 9, 2026 if ordered today

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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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ROD-SBC LJ 5.700 TOUR

Part Number: MAN-14140-8

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve Spring Locators, Cups, Inside, Steel, 0.205 in. Locator Thickness, 1.311 in. Spring O.D., Set of 16

Part Number: MAN-42324-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Locks, Machined, Steel, 7 Degree, 1-Groove, 11/32 in. Valve Stem, +.050 in. Height, Set of 32

Part Number: MAN-13084-16

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Valves, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-11562-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve Spring Locators, Outside, Steel, .062 in. Thick, 1.390 in. O.D., .570 in. I.D., Set of 16

Part Number: MAN-42142-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Valve, Race Flo, Intake, Stainless, 4.911 in. Long, 1.84 in. Diameter, Chevy, Small Block, Each

Part Number: MAN-11506-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pushrods, Chromoly Steel, Heat-Treated, 5/16 in. Diameter, 6.050 in. Length, Universal, Set of 16

Part Number: MAN-25605-16

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Valve, Race, NK-842 Stainless Steel, Intake, 2.165 in. Diameter, 4.900 in. Length, Each

Part Number: MAN-11620-1

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Valves, Intake, NK-842 Stainless, 2.300 in. Diameter, .3415 in. Stem, 5.494 in. Length, Set of 8

Part Number: MAN-11870-8

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Valve Spring Locators, Outside, Steel, .062 in. Thick, 1.687 in. O.D., .570 in. I.D, Set of 16

Part Number: MAN-42370-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Spring Retainers, Tall Style, 10 degree, Dual, Titanium, 1.500 in. Outer Spring O.D., Set of 16

Part Number: MAN-2367616

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valves, Exhaust, XH-426 Stainless, 1.880 in. Diameter, .3415 in. Stem, 5.522 in. Length, Set of 8

Part Number: MAN-11761-8

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve Lock, Machined, Titanium, 10 Degree, 1-Groove Beadlock, 5/16 in. Valve Stem, Set of 16

Part Number: MAN-13151T-8

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Pushrods, Chromoly Steel, Heat-Treated, 7/16 in. Diameter, 9.300 in. Length, Universal, Tapered, Set of 8

Part Number: MAN-25164-8

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Pushrods, Chromoly, Heat-Treated, 3/8 in. Diameter, 8.200 in. Length, Ball Ends, Set of 8

Part Number: MAN-25820-8

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Valve, Intake, Titanium, 2.080 in. Diameter, .342 in. Stem, 5.040 in. Length, Universal, Each

Part Number: MAN-11400T-1

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Connecting Rods, 4340 I-Beam, Cap Screw, Bushed, Ford, 5.4L , Up-Graded Bolts, Set of 8

Part Number: MAN-14040R-8

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 30mm Diameter, .274 in. Stem, 116.50mm Length, Ford, Set of 8

Part Number: MAN-11615-8

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Valves, Race Series, Intake, 2.250 in. Diameter, 0.310 in. Stem, 5.490 in. Length, for Conventional Single Groove Locks, NK-842 Stainless, Set of 8

Part Number: MAN-11518-8

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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 13, 2026 if ordered today

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Connecting Rod Bolts, 12-Point, Cap Screw, 7/16 in. Thread, 1.600 in. Length, Chevy, H-Beam, Set of 4

Part Number: MAN-42361-4

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