CHEVROLET Chevy small block Gen I Manley Parts and Accessories

Valves, Intake, Stainless Steel, 1.940 in. Diameter, .341 In. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11522-8

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valves, Exhaust, Stainless Steel, 1.500 in. Diameter, Chevy, Small Block, Chevy, Set of 8

Part Number: MAN-11521-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11565-8

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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-11566-8

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.065 in. Length, Chevy, Set of 8

Part Number: MAN-11545-8

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Valve Springs, Dual, 1.437 in. Outside Diameter, 391 lbs./in. Rate, 1.085 in. Coil Bind Height, Set of 16

Part Number: MAN-22407-16

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valves, Race Flo, Intake, Stainless, 1.84 in. Diameter, 4.911 in. Long, Chevy, Small Block, Set of 8

Part Number: MAN-11506-8

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Valve Springs, Single, 1.250 in. Outside Diameter, 357 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: MAN-22409-16

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10765-8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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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 30, 2026 if ordered today

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Connecting Rod Bolts, Manley Replacement Bolts, L19 alloy, Chevy, Small Block, V8, Set of 4

Part Number: MAN-42296-4

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .341 in. Stem, 5.040 in. Length, Chevy, Set of 8

Part Number: MAN-11796-8

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.560 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11501-8

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Estimated Ship Date: Mar 30, 2026 if ordered today

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

Part Number: MAN-11861-8

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.951 in. Length, Chevy, Set of 8

Part Number: MAN-11863-8

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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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Valves, Exhaust, Titanium, 1.600 in. Diameter, .3110 in. Stem, 5.950 in. Length, Chevy, Each

Part Number: MAN-11969HTB-1

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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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Valves, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Set of 8

Part Number: MAN-11318-8

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Valves, Intake, Stainless Steel, 2.000 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-11500-8

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Valves, Street Flo, Intake, Stainless Steel, 2.02 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Set of 8

Part Number: MAN-10796-8

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Valves, Intake, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10722-8

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.065 in. Length, Chevy, Set of 8

Part Number: MAN-11877-8

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Valve, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Each

Part Number: MAN-11414T-1

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