CHEVROLET Manley Parts and Accessories

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: Apr 20, 2026 if ordered today

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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: Apr 20, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.465 in. Length, Chevy, Each

Part Number: MAN-11327-1

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.250 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Set of 8

Part Number: MAN-11526-8

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Timing Cover Bolts, Steel, Gold Iridited, Hex Head, Chevy, Big, Small Block, Kit

Part Number: MAN-42179

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

Valves, Street Flo, Exhaust, Stainless Steel, 1.6 in. Diameter, .342 in. Stem, 5.065 in. Length, Chevy, Set of 8

Part Number: MAN-10745-8

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Estimated Ship Date: Apr 21, 2026 if ordered today

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

Part Number: MAN-10766-8

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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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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Estimated Ship Date: Apr 20, 2026 if ordered today

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VALVE-R/M 1.600, +.100, .3136 STEM

Part Number: MAN-12303-8

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Valve, Race, XH-426 Stainless Steel, Exhaust, 1.590 in. Diameter, 4.923 in. Length, Each

Part Number: MAN-11621-1

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.165 in. Length, Chevy, Set of 8

Part Number: MAN-11555-8

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 4.880 in. Length, Chevy, Set of 8

Part Number: MAN-10650-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Each

Part Number: MAN-11815-1

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Valves, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.920 in. Length, Chevy, Set of 8

Part Number: MAN-10077-8

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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

Part Number: MAN-596230C-8

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Estimated Ship Date: Apr 20, 2026 if ordered today

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VALVE-S/D 2.080,+.400

Part Number: MAN-11764-8

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Cap Screws, Connecting Rod, ARP Custom Age 625 Plus, 7/16 in., Set of 4

Part Number: MAN-42252-4

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Valve, Intake, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10722-1

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.036 in. Length, Chevy, Set of 8

Part Number: MAN-11539-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 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: Monday 3/9/2026 if shipped by air

Bolts, Oil Pan, Steel, Black, Hex Head, Chevy, Small Block, Kit

Part Number: MAN-42173

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

Valves, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Set of 8

Part Number: MAN-11542-8

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Rocker Arms Pivot Ball, Steel, 3/8 in. Stud, Stamped Rockers, Chevy, Small Block, Set of 16

Part Number: MAN-43142-16

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Estimated Ship Date: Monday 3/9/2026 if shipped by air